/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/popl20/three-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 10:51:17,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 10:51:17,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 10:51:17,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 10:51:17,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 10:51:17,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 10:51:17,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 10:51:17,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 10:51:17,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 10:51:17,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 10:51:17,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 10:51:17,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 10:51:17,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 10:51:17,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 10:51:17,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 10:51:17,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 10:51:17,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 10:51:17,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 10:51:17,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 10:51:17,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 10:51:17,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 10:51:17,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 10:51:17,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 10:51:17,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 10:51:17,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-25 10:51:17,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 10:51:17,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 10:51:17,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 10:51:17,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 10:51:17,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 10:51:17,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 10:51:17,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 10:51:17,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 10:51:17,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 10:51:17,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 10:51:17,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 10:51:17,350 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 10:51:17,384 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 10:51:17,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 10:51:17,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 10:51:17,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 10:51:17,388 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 10:51:17,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 10:51:17,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 10:51:17,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 10:51:17,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 10:51:17,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 10:51:17,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 10:51:17,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 10:51:17,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 10:51:17,390 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 10:51:17,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 10:51:17,390 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 10:51:17,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 10:51:17,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 10:51:17,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 10:51:17,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 10:51:17,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 10:51:17,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 10:51:17,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 10:51:17,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 10:51:17,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 10:51:17,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 10:51:17,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 10:51:17,392 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2021-03-25 10:51:17,392 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 10:51:17,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 10:51:17,392 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 10:51:17,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 10:51:17,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 10:51:17,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 10:51:17,713 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 10:51:17,714 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 10:51:17,715 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl [2021-03-25 10:51:17,715 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl' [2021-03-25 10:51:17,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 10:51:17,765 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 10:51:17,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 10:51:17,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 10:51:17,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 10:51:17,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 10:51:17,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 10:51:17,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 10:51:17,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 10:51:17,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/1) ... [2021-03-25 10:51:17,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 10:51:17,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 10:51:17,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 10:51:17,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 10:51:17,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (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 10:51:17,884 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 10:51:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 10:51:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 10:51:17,886 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 10:51:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 10:51:17,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 10:51:17,886 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 10:51:17,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 10:51:17,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 10:51:17,887 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 10:51:17,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 10:51:17,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 10:51:17,887 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 10:51:18,107 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 10:51:18,107 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-25 10:51:18,109 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 10:51:18 BoogieIcfgContainer [2021-03-25 10:51:18,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 10:51:18,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 10:51:18,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 10:51:18,113 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 10:51:18,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 10:51:17" (1/2) ... [2021-03-25 10:51:18,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c026bbf and model type three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 10:51:18, skipping insertion in model container [2021-03-25 10:51:18,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 10:51:18" (2/2) ... [2021-03-25 10:51:18,115 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-sum.wvr.bpl [2021-03-25 10:51:18,119 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 10:51:18,123 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 10:51:18,123 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 10:51:18,182 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-25 10:51:18,227 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-03-25 10:51:18,260 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 10:51:18,260 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 10:51:18,260 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 10:51:18,260 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 10:51:18,261 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 10:51:18,261 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 10:51:18,261 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 10:51:18,261 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 10:51:18,279 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 35 places, 29 transitions, 82 flow [2021-03-25 10:51:18,315 INFO L129 PetriNetUnfolder]: 4/26 cut-off events. [2021-03-25 10:51:18,315 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 10:51:18,329 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39 conditions, 26 events. 4/26 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 39 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 20. Up to 3 conditions per place. [2021-03-25 10:51:18,329 INFO L82 GeneralOperation]: Start removeDead. Operand has 35 places, 29 transitions, 82 flow [2021-03-25 10:51:18,333 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 30 places, 24 transitions, 66 flow [2021-03-25 10:51:18,334 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:18,342 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 30 places, 24 transitions, 66 flow [2021-03-25 10:51:18,352 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 30 places, 24 transitions, 66 flow [2021-03-25 10:51:18,353 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 30 places, 24 transitions, 66 flow [2021-03-25 10:51:18,362 INFO L129 PetriNetUnfolder]: 4/24 cut-off events. [2021-03-25 10:51:18,362 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 10:51:18,363 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37 conditions, 24 events. 4/24 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 37 event pairs, 0 based on Foata normal form. 0/20 useless extension candidates. Maximal degree in co-relation 20. Up to 3 conditions per place. [2021-03-25 10:51:18,377 INFO L142 LiptonReduction]: Number of co-enabled transitions 184 [2021-03-25 10:51:18,626 INFO L154 LiptonReduction]: Checked pairs total: 90 [2021-03-25 10:51:18,626 INFO L156 LiptonReduction]: Total number of compositions: 7 [2021-03-25 10:51:18,630 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 297 [2021-03-25 10:51:18,651 INFO L129 PetriNetUnfolder]: 4/16 cut-off events. [2021-03-25 10:51:18,651 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-03-25 10:51:18,652 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:18,652 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:18,652 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:18,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:18,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1170624941, now seen corresponding path program 1 times [2021-03-25 10:51:18,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:18,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898285313] [2021-03-25 10:51:18,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:18,829 INFO L142 QuantifierPusher]: treesize reduction 6, result has 76.0 percent of original size [2021-03-25 10:51:18,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:18,851 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 10:51:18,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898285313] [2021-03-25 10:51:18,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 10:51:18,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-25 10:51:18,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849748588] [2021-03-25 10:51:18,862 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 10:51:18,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:18,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 10:51:18,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 10:51:18,880 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 28 out of 36 [2021-03-25 10:51:18,882 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 17 transitions, 52 flow. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:18,882 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:18,882 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 28 of 36 [2021-03-25 10:51:18,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:18,916 INFO L129 PetriNetUnfolder]: 8/30 cut-off events. [2021-03-25 10:51:18,916 INFO L130 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2021-03-25 10:51:18,918 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 30 events. 8/30 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 59 event pairs, 0 based on Foata normal form. 1/26 useless extension candidates. Maximal degree in co-relation 32. Up to 8 conditions per place. [2021-03-25 10:51:18,920 INFO L132 encePairwiseOnDemand]: 32/36 looper letters, 3 selfloop transitions, 3 changer transitions 0/19 dead transitions. [2021-03-25 10:51:18,920 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 25 places, 19 transitions, 68 flow [2021-03-25 10:51:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 10:51:18,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 10:51:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 91 transitions. [2021-03-25 10:51:18,932 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8425925925925926 [2021-03-25 10:51:18,932 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 91 transitions. [2021-03-25 10:51:18,933 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 91 transitions. [2021-03-25 10:51:18,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:18,935 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 91 transitions. [2021-03-25 10:51:18,936 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:18,940 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:18,940 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:18,941 INFO L185 Difference]: Start difference. First operand has 23 places, 17 transitions, 52 flow. Second operand 3 states and 91 transitions. [2021-03-25 10:51:18,942 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 25 places, 19 transitions, 68 flow [2021-03-25 10:51:18,944 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 19 transitions, 56 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-03-25 10:51:18,946 INFO L241 Difference]: Finished difference. Result has 20 places, 19 transitions, 59 flow [2021-03-25 10:51:18,947 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=40, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=59, PETRI_PLACES=20, PETRI_TRANSITIONS=19} [2021-03-25 10:51:18,948 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, -3 predicate places. [2021-03-25 10:51:18,948 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:18,948 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 20 places, 19 transitions, 59 flow [2021-03-25 10:51:18,948 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 20 places, 19 transitions, 59 flow [2021-03-25 10:51:18,949 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 20 places, 19 transitions, 59 flow [2021-03-25 10:51:18,954 INFO L129 PetriNetUnfolder]: 8/30 cut-off events. [2021-03-25 10:51:18,954 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-25 10:51:18,954 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 30 events. 8/30 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 28. Up to 8 conditions per place. [2021-03-25 10:51:18,955 INFO L142 LiptonReduction]: Number of co-enabled transitions 108 [2021-03-25 10:51:18,956 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:18,957 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:18,957 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9 [2021-03-25 10:51:18,958 INFO L480 AbstractCegarLoop]: Abstraction has has 20 places, 19 transitions, 59 flow [2021-03-25 10:51:18,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:18,958 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:18,958 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:18,958 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 10:51:18,958 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:18,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:18,959 INFO L82 PathProgramCache]: Analyzing trace with hash -527676753, now seen corresponding path program 1 times [2021-03-25 10:51:18,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:18,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962756379] [2021-03-25 10:51:18,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:18,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:18,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:18,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:18,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:18,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:18,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:18,994 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 10:51:18,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962756379] [2021-03-25 10:51:18,994 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 10:51:18,994 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 10:51:18,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978083752] [2021-03-25 10:51:18,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 10:51:18,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:18,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 10:51:18,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 10:51:18,997 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 36 [2021-03-25 10:51:18,997 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 19 transitions, 59 flow. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:18,997 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:18,997 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 36 [2021-03-25 10:51:18,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:19,050 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([83] L49-1-->L49: Formula: (< v_l_2 v_N_6) InVars {l=v_l_2, N=v_N_6} OutVars{l=v_l_2, N=v_N_6} AuxVars[] AssignedVars[][16], [39#true, 9#L49true, 26#L66true, 10#thread1EXITtrue, Black: 41#(and (= csum (+ bsum asum)) (= asum 0) (= bsum 0)), 44#true, 30#L37-1true]) [2021-03-25 10:51:19,050 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([102] L49-1-->thread3EXIT: Formula: (not (< v_l_15 v_N_14)) InVars {N=v_N_14, l=v_l_15} OutVars{N=v_N_14, l=v_l_15} AuxVars[] AssignedVars[][17], [17#thread3EXITtrue, 39#true, 26#L66true, 10#thread1EXITtrue, Black: 41#(and (= csum (+ bsum asum)) (= asum 0) (= bsum 0)), 44#true, 30#L37-1true]) [2021-03-25 10:51:19,051 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 10:51:19,051 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-25 10:51:19,055 INFO L129 PetriNetUnfolder]: 114/207 cut-off events. [2021-03-25 10:51:19,055 INFO L130 PetriNetUnfolder]: For 25/25 co-relation queries the response was YES. [2021-03-25 10:51:19,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 415 conditions, 207 events. 114/207 cut-off events. For 25/25 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 751 event pairs, 23 based on Foata normal form. 6/147 useless extension candidates. Maximal degree in co-relation 380. Up to 109 conditions per place. [2021-03-25 10:51:19,058 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 13 selfloop transitions, 6 changer transitions 0/30 dead transitions. [2021-03-25 10:51:19,058 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 30 transitions, 124 flow [2021-03-25 10:51:19,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 10:51:19,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 10:51:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 95 transitions. [2021-03-25 10:51:19,059 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6597222222222222 [2021-03-25 10:51:19,060 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 95 transitions. [2021-03-25 10:51:19,060 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 95 transitions. [2021-03-25 10:51:19,060 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:19,060 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 95 transitions. [2021-03-25 10:51:19,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,062 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,062 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,062 INFO L185 Difference]: Start difference. First operand has 20 places, 19 transitions, 59 flow. Second operand 4 states and 95 transitions. [2021-03-25 10:51:19,062 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 23 places, 30 transitions, 124 flow [2021-03-25 10:51:19,063 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 30 transitions, 120 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 10:51:19,064 INFO L241 Difference]: Finished difference. Result has 24 places, 24 transitions, 106 flow [2021-03-25 10:51:19,065 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=56, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=106, PETRI_PLACES=24, PETRI_TRANSITIONS=24} [2021-03-25 10:51:19,065 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 1 predicate places. [2021-03-25 10:51:19,065 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:19,065 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 24 transitions, 106 flow [2021-03-25 10:51:19,066 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 24 transitions, 106 flow [2021-03-25 10:51:19,066 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 24 transitions, 106 flow [2021-03-25 10:51:19,074 INFO L129 PetriNetUnfolder]: 31/71 cut-off events. [2021-03-25 10:51:19,074 INFO L130 PetriNetUnfolder]: For 30/36 co-relation queries the response was YES. [2021-03-25 10:51:19,075 INFO L84 FinitePrefix]: Finished finitePrefix Result has 160 conditions, 71 events. 31/71 cut-off events. For 30/36 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 195 event pairs, 3 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 129. Up to 40 conditions per place. [2021-03-25 10:51:19,076 INFO L142 LiptonReduction]: Number of co-enabled transitions 158 [2021-03-25 10:51:19,078 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:19,078 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:19,078 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 13 [2021-03-25 10:51:19,079 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 24 transitions, 106 flow [2021-03-25 10:51:19,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,079 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:19,079 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:19,079 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 10:51:19,080 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:19,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:19,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1273152327, now seen corresponding path program 2 times [2021-03-25 10:51:19,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:19,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796265828] [2021-03-25 10:51:19,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:19,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:19,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:19,105 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 10:51:19,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796265828] [2021-03-25 10:51:19,105 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 10:51:19,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 10:51:19,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878649236] [2021-03-25 10:51:19,106 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 10:51:19,106 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:19,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 10:51:19,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 10:51:19,107 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 36 [2021-03-25 10:51:19,108 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 24 transitions, 106 flow. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,108 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:19,108 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 36 [2021-03-25 10:51:19,108 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:19,169 INFO L129 PetriNetUnfolder]: 163/281 cut-off events. [2021-03-25 10:51:19,169 INFO L130 PetriNetUnfolder]: For 305/309 co-relation queries the response was YES. [2021-03-25 10:51:19,169 INFO L84 FinitePrefix]: Finished finitePrefix Result has 837 conditions, 281 events. 163/281 cut-off events. For 305/309 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1035 event pairs, 26 based on Foata normal form. 16/261 useless extension candidates. Maximal degree in co-relation 793. Up to 151 conditions per place. [2021-03-25 10:51:19,172 INFO L132 encePairwiseOnDemand]: 30/36 looper letters, 34 selfloop transitions, 9 changer transitions 0/50 dead transitions. [2021-03-25 10:51:19,172 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 50 transitions, 317 flow [2021-03-25 10:51:19,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 10:51:19,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 10:51:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 116 transitions. [2021-03-25 10:51:19,174 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6444444444444445 [2021-03-25 10:51:19,174 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 116 transitions. [2021-03-25 10:51:19,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 116 transitions. [2021-03-25 10:51:19,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:19,174 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 116 transitions. [2021-03-25 10:51:19,175 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 23.2) internal successors, (116), 5 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,176 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,176 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,176 INFO L185 Difference]: Start difference. First operand has 24 places, 24 transitions, 106 flow. Second operand 5 states and 116 transitions. [2021-03-25 10:51:19,176 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 50 transitions, 317 flow [2021-03-25 10:51:19,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 27 places, 50 transitions, 308 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 10:51:19,179 INFO L241 Difference]: Finished difference. Result has 31 places, 28 transitions, 168 flow [2021-03-25 10:51:19,179 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=23, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=18, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=168, PETRI_PLACES=31, PETRI_TRANSITIONS=28} [2021-03-25 10:51:19,179 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 8 predicate places. [2021-03-25 10:51:19,179 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:19,179 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 28 transitions, 168 flow [2021-03-25 10:51:19,180 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 28 transitions, 168 flow [2021-03-25 10:51:19,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 28 transitions, 168 flow [2021-03-25 10:51:19,191 INFO L129 PetriNetUnfolder]: 68/157 cut-off events. [2021-03-25 10:51:19,191 INFO L130 PetriNetUnfolder]: For 186/196 co-relation queries the response was YES. [2021-03-25 10:51:19,192 INFO L84 FinitePrefix]: Finished finitePrefix Result has 428 conditions, 157 events. 68/157 cut-off events. For 186/196 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 661 event pairs, 15 based on Foata normal form. 1/135 useless extension candidates. Maximal degree in co-relation 376. Up to 78 conditions per place. [2021-03-25 10:51:19,193 INFO L142 LiptonReduction]: Number of co-enabled transitions 178 [2021-03-25 10:51:19,196 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:19,196 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:19,196 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-03-25 10:51:19,197 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 28 transitions, 168 flow [2021-03-25 10:51:19,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,197 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:19,197 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:19,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 10:51:19,197 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:19,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:19,198 INFO L82 PathProgramCache]: Analyzing trace with hash 297326581, now seen corresponding path program 3 times [2021-03-25 10:51:19,198 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:19,198 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306557829] [2021-03-25 10:51:19,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:19,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:19,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:19,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:19,226 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 10:51:19,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306557829] [2021-03-25 10:51:19,227 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 10:51:19,227 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 10:51:19,227 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634577430] [2021-03-25 10:51:19,227 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 10:51:19,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:19,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 10:51:19,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 10:51:19,228 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 36 [2021-03-25 10:51:19,229 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 28 transitions, 168 flow. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,229 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:19,229 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 36 [2021-03-25 10:51:19,229 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:19,287 INFO L129 PetriNetUnfolder]: 140/244 cut-off events. [2021-03-25 10:51:19,287 INFO L130 PetriNetUnfolder]: For 526/536 co-relation queries the response was YES. [2021-03-25 10:51:19,288 INFO L84 FinitePrefix]: Finished finitePrefix Result has 877 conditions, 244 events. 140/244 cut-off events. For 526/536 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 842 event pairs, 41 based on Foata normal form. 11/243 useless extension candidates. Maximal degree in co-relation 826. Up to 155 conditions per place. [2021-03-25 10:51:19,290 INFO L132 encePairwiseOnDemand]: 30/36 looper letters, 22 selfloop transitions, 6 changer transitions 10/45 dead transitions. [2021-03-25 10:51:19,290 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 45 transitions, 334 flow [2021-03-25 10:51:19,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 10:51:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 10:51:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 93 transitions. [2021-03-25 10:51:19,291 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6458333333333334 [2021-03-25 10:51:19,291 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 93 transitions. [2021-03-25 10:51:19,292 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 93 transitions. [2021-03-25 10:51:19,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:19,292 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 93 transitions. [2021-03-25 10:51:19,292 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,293 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,293 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 36.0) internal successors, (180), 5 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,293 INFO L185 Difference]: Start difference. First operand has 31 places, 28 transitions, 168 flow. Second operand 4 states and 93 transitions. [2021-03-25 10:51:19,293 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 45 transitions, 334 flow [2021-03-25 10:51:19,296 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 45 transitions, 324 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-25 10:51:19,297 INFO L241 Difference]: Finished difference. Result has 35 places, 28 transitions, 184 flow [2021-03-25 10:51:19,297 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=28, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=184, PETRI_PLACES=35, PETRI_TRANSITIONS=28} [2021-03-25 10:51:19,297 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 12 predicate places. [2021-03-25 10:51:19,297 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:19,297 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 35 places, 28 transitions, 184 flow [2021-03-25 10:51:19,298 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 35 places, 28 transitions, 184 flow [2021-03-25 10:51:19,298 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 34 places, 28 transitions, 184 flow [2021-03-25 10:51:19,305 INFO L129 PetriNetUnfolder]: 39/91 cut-off events. [2021-03-25 10:51:19,305 INFO L130 PetriNetUnfolder]: For 116/129 co-relation queries the response was YES. [2021-03-25 10:51:19,306 INFO L84 FinitePrefix]: Finished finitePrefix Result has 288 conditions, 91 events. 39/91 cut-off events. For 116/129 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 276 event pairs, 6 based on Foata normal form. 1/80 useless extension candidates. Maximal degree in co-relation 245. Up to 49 conditions per place. [2021-03-25 10:51:19,307 INFO L142 LiptonReduction]: Number of co-enabled transitions 166 [2021-03-25 10:51:19,309 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:19,309 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:19,309 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-03-25 10:51:19,310 INFO L480 AbstractCegarLoop]: Abstraction has has 34 places, 28 transitions, 184 flow [2021-03-25 10:51:19,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,310 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:19,310 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:19,311 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 10:51:19,311 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:19,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:19,311 INFO L82 PathProgramCache]: Analyzing trace with hash -350473835, now seen corresponding path program 1 times [2021-03-25 10:51:19,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:19,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992920947] [2021-03-25 10:51:19,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:19,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:19,375 INFO L142 QuantifierPusher]: treesize reduction 8, result has 11.1 percent of original size [2021-03-25 10:51:19,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:19,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:19,376 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 10:51:19,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992920947] [2021-03-25 10:51:19,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 10:51:19,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 10:51:19,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676752594] [2021-03-25 10:51:19,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-25 10:51:19,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:19,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-25 10:51:19,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-25 10:51:19,378 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 36 [2021-03-25 10:51:19,378 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 28 transitions, 184 flow. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,378 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:19,378 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 36 [2021-03-25 10:51:19,378 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:19,397 INFO L129 PetriNetUnfolder]: 58/113 cut-off events. [2021-03-25 10:51:19,397 INFO L130 PetriNetUnfolder]: For 208/226 co-relation queries the response was YES. [2021-03-25 10:51:19,398 INFO L84 FinitePrefix]: Finished finitePrefix Result has 408 conditions, 113 events. 58/113 cut-off events. For 208/226 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 322 event pairs, 10 based on Foata normal form. 4/107 useless extension candidates. Maximal degree in co-relation 368. Up to 74 conditions per place. [2021-03-25 10:51:19,398 INFO L132 encePairwiseOnDemand]: 33/36 looper letters, 12 selfloop transitions, 3 changer transitions 0/30 dead transitions. [2021-03-25 10:51:19,398 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 30 transitions, 220 flow [2021-03-25 10:51:19,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-25 10:51:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-25 10:51:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 86 transitions. [2021-03-25 10:51:19,400 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7962962962962963 [2021-03-25 10:51:19,400 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 86 transitions. [2021-03-25 10:51:19,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 86 transitions. [2021-03-25 10:51:19,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:19,400 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 86 transitions. [2021-03-25 10:51:19,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,401 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,401 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,401 INFO L185 Difference]: Start difference. First operand has 34 places, 28 transitions, 184 flow. Second operand 3 states and 86 transitions. [2021-03-25 10:51:19,401 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 30 transitions, 220 flow [2021-03-25 10:51:19,403 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 30 transitions, 193 flow, removed 5 selfloop flow, removed 4 redundant places. [2021-03-25 10:51:19,404 INFO L241 Difference]: Finished difference. Result has 33 places, 27 transitions, 163 flow [2021-03-25 10:51:19,404 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=144, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=163, PETRI_PLACES=33, PETRI_TRANSITIONS=27} [2021-03-25 10:51:19,404 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 10 predicate places. [2021-03-25 10:51:19,404 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:19,404 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 27 transitions, 163 flow [2021-03-25 10:51:19,405 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 27 transitions, 163 flow [2021-03-25 10:51:19,405 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 27 transitions, 163 flow [2021-03-25 10:51:19,413 INFO L129 PetriNetUnfolder]: 38/85 cut-off events. [2021-03-25 10:51:19,413 INFO L130 PetriNetUnfolder]: For 97/104 co-relation queries the response was YES. [2021-03-25 10:51:19,413 INFO L84 FinitePrefix]: Finished finitePrefix Result has 268 conditions, 85 events. 38/85 cut-off events. For 97/104 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 244 event pairs, 8 based on Foata normal form. 1/79 useless extension candidates. Maximal degree in co-relation 234. Up to 55 conditions per place. [2021-03-25 10:51:19,414 INFO L142 LiptonReduction]: Number of co-enabled transitions 130 [2021-03-25 10:51:19,416 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:19,416 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:19,416 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-03-25 10:51:19,417 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 27 transitions, 163 flow [2021-03-25 10:51:19,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,418 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:19,418 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:19,418 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-25 10:51:19,418 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:19,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:19,418 INFO L82 PathProgramCache]: Analyzing trace with hash 1632696404, now seen corresponding path program 1 times [2021-03-25 10:51:19,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:19,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270742438] [2021-03-25 10:51:19,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:19,451 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:51:19,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:19,465 INFO L142 QuantifierPusher]: treesize reduction 4, result has 78.9 percent of original size [2021-03-25 10:51:19,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 10:51:19,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:19,482 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 10:51:19,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270742438] [2021-03-25 10:51:19,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 10:51:19,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 10:51:19,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817046932] [2021-03-25 10:51:19,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 10:51:19,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:19,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 10:51:19,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-25 10:51:19,484 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 10:51:19,484 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 27 transitions, 163 flow. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,484 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:19,484 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 10:51:19,485 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:19,545 INFO L129 PetriNetUnfolder]: 126/203 cut-off events. [2021-03-25 10:51:19,545 INFO L130 PetriNetUnfolder]: For 458/464 co-relation queries the response was YES. [2021-03-25 10:51:19,545 INFO L84 FinitePrefix]: Finished finitePrefix Result has 812 conditions, 203 events. 126/203 cut-off events. For 458/464 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 584 event pairs, 35 based on Foata normal form. 14/216 useless extension candidates. Maximal degree in co-relation 774. Up to 135 conditions per place. [2021-03-25 10:51:19,547 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 29 selfloop transitions, 8 changer transitions 2/45 dead transitions. [2021-03-25 10:51:19,547 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 45 transitions, 342 flow [2021-03-25 10:51:19,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 10:51:19,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 10:51:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 106 transitions. [2021-03-25 10:51:19,548 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5888888888888889 [2021-03-25 10:51:19,548 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 106 transitions. [2021-03-25 10:51:19,549 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 106 transitions. [2021-03-25 10:51:19,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:19,549 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 106 transitions. [2021-03-25 10:51:19,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 21.2) internal successors, (106), 5 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,551 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,551 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,551 INFO L185 Difference]: Start difference. First operand has 33 places, 27 transitions, 163 flow. Second operand 5 states and 106 transitions. [2021-03-25 10:51:19,551 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 45 transitions, 342 flow [2021-03-25 10:51:19,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 45 transitions, 338 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 10:51:19,554 INFO L241 Difference]: Finished difference. Result has 37 places, 27 transitions, 184 flow [2021-03-25 10:51:19,555 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=160, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=184, PETRI_PLACES=37, PETRI_TRANSITIONS=27} [2021-03-25 10:51:19,555 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 14 predicate places. [2021-03-25 10:51:19,555 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:19,555 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 27 transitions, 184 flow [2021-03-25 10:51:19,556 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 27 transitions, 184 flow [2021-03-25 10:51:19,556 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 36 places, 27 transitions, 184 flow [2021-03-25 10:51:19,567 INFO L129 PetriNetUnfolder]: 50/105 cut-off events. [2021-03-25 10:51:19,567 INFO L130 PetriNetUnfolder]: For 201/216 co-relation queries the response was YES. [2021-03-25 10:51:19,568 INFO L84 FinitePrefix]: Finished finitePrefix Result has 374 conditions, 105 events. 50/105 cut-off events. For 201/216 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 307 event pairs, 10 based on Foata normal form. 1/94 useless extension candidates. Maximal degree in co-relation 336. Up to 69 conditions per place. [2021-03-25 10:51:19,569 INFO L142 LiptonReduction]: Number of co-enabled transitions 132 [2021-03-25 10:51:19,570 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:19,570 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:19,571 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 16 [2021-03-25 10:51:19,573 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 27 transitions, 184 flow [2021-03-25 10:51:19,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:19,574 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:19,574 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:19,574 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-25 10:51:19,574 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:19,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:19,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1350463746, now seen corresponding path program 1 times [2021-03-25 10:51:19,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:19,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992342078] [2021-03-25 10:51:19,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:19,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:19,644 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-25 10:51:19,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:51:19,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,694 INFO L142 QuantifierPusher]: treesize reduction 19, result has 38.7 percent of original size [2021-03-25 10:51:19,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,707 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 10:51:19,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992342078] [2021-03-25 10:51:19,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167849523] [2021-03-25 10:51:19,708 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 10:51:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:19,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 10:51:19,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:19,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:19,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 10:51:19,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 10:51:19,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:19,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:51:19,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:19,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:19,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:19,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:51:19,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:19,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:19,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:51:19,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:19,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:51:19,862 INFO L446 ElimStorePlain]: Different costs {0=[v_C_14], 1=[A, B]} [2021-03-25 10:51:19,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-03-25 10:51:19,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:19,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:19,880 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:19,890 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,894 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 19 treesize of output 15 [2021-03-25 10:51:19,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,899 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:19,907 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,910 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 20 treesize of output 16 [2021-03-25 10:51:19,911 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-25 10:51:19,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,913 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:19,921 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,922 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-25 10:51:19,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,923 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:19,924 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:33, output treesize:18 [2021-03-25 10:51:19,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:19,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:19,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:19,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 10:51:19,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:19,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:19,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 10:51:19,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-25 10:51:19,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,981 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:19,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,984 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:19,984 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-25 10:51:19,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:19,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:19,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:19,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,028 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 10:51:20,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:20,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 10:51:20,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800319204] [2021-03-25 10:51:20,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 10:51:20,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:20,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 10:51:20,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-25 10:51:20,030 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 10:51:20,030 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 27 transitions, 184 flow. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,030 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:20,030 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 10:51:20,030 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:20,157 INFO L129 PetriNetUnfolder]: 230/362 cut-off events. [2021-03-25 10:51:20,157 INFO L130 PetriNetUnfolder]: For 994/1000 co-relation queries the response was YES. [2021-03-25 10:51:20,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1524 conditions, 362 events. 230/362 cut-off events. For 994/1000 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1254 event pairs, 30 based on Foata normal form. 7/369 useless extension candidates. Maximal degree in co-relation 1471. Up to 211 conditions per place. [2021-03-25 10:51:20,160 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 33 selfloop transitions, 14 changer transitions 1/54 dead transitions. [2021-03-25 10:51:20,160 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 54 transitions, 445 flow [2021-03-25 10:51:20,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 10:51:20,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 10:51:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 129 transitions. [2021-03-25 10:51:20,162 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5972222222222222 [2021-03-25 10:51:20,162 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 129 transitions. [2021-03-25 10:51:20,162 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 129 transitions. [2021-03-25 10:51:20,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:20,162 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 129 transitions. [2021-03-25 10:51:20,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.5) internal successors, (129), 6 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,163 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,163 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,163 INFO L185 Difference]: Start difference. First operand has 36 places, 27 transitions, 184 flow. Second operand 6 states and 129 transitions. [2021-03-25 10:51:20,163 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 54 transitions, 445 flow [2021-03-25 10:51:20,166 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 37 places, 54 transitions, 403 flow, removed 13 selfloop flow, removed 4 redundant places. [2021-03-25 10:51:20,167 INFO L241 Difference]: Finished difference. Result has 40 places, 34 transitions, 261 flow [2021-03-25 10:51:20,167 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=156, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=261, PETRI_PLACES=40, PETRI_TRANSITIONS=34} [2021-03-25 10:51:20,167 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 17 predicate places. [2021-03-25 10:51:20,167 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:20,167 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 40 places, 34 transitions, 261 flow [2021-03-25 10:51:20,167 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 40 places, 34 transitions, 261 flow [2021-03-25 10:51:20,168 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 40 places, 34 transitions, 261 flow [2021-03-25 10:51:20,179 INFO L129 PetriNetUnfolder]: 70/149 cut-off events. [2021-03-25 10:51:20,179 INFO L130 PetriNetUnfolder]: For 278/299 co-relation queries the response was YES. [2021-03-25 10:51:20,180 INFO L84 FinitePrefix]: Finished finitePrefix Result has 530 conditions, 149 events. 70/149 cut-off events. For 278/299 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 505 event pairs, 15 based on Foata normal form. 3/136 useless extension candidates. Maximal degree in co-relation 484. Up to 87 conditions per place. [2021-03-25 10:51:20,181 INFO L142 LiptonReduction]: Number of co-enabled transitions 192 [2021-03-25 10:51:20,184 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:20,184 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:20,184 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17 [2021-03-25 10:51:20,184 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 34 transitions, 261 flow [2021-03-25 10:51:20,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,185 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:20,185 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:20,399 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-03-25 10:51:20,400 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:20,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:20,400 INFO L82 PathProgramCache]: Analyzing trace with hash -107053724, now seen corresponding path program 2 times [2021-03-25 10:51:20,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:20,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127554735] [2021-03-25 10:51:20,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:20,430 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-25 10:51:20,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,442 INFO L142 QuantifierPusher]: treesize reduction 12, result has 74.5 percent of original size [2021-03-25 10:51:20,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:51:20,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,467 INFO L142 QuantifierPusher]: treesize reduction 14, result has 46.2 percent of original size [2021-03-25 10:51:20,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,476 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 10:51:20,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127554735] [2021-03-25 10:51:20,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [363166218] [2021-03-25 10:51:20,477 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:20,513 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 10:51:20,513 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:51:20,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 24 conjunts are in the unsatisfiable core [2021-03-25 10:51:20,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:20,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 10:51:20,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:51:20,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:51:20,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-03-25 10:51:20,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:20,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:20,565 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,578 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,578 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-03-25 10:51:20,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:20,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,615 INFO L147 QuantifierPusher]: treesize reduction 2, result has 94.1 percent of original size 32 [2021-03-25 10:51:20,616 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-03-25 10:51:20,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:51:20,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 10:51:20,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:20,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:20,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:20,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 10:51:20,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-25 10:51:20,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-03-25 10:51:20,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,642 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,649 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2021-03-25 10:51:20,653 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-25 10:51:20,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,656 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,664 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,665 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-25 10:51:20,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,665 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,666 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:32, output treesize:18 [2021-03-25 10:51:20,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 10:51:20,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:20,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:20,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 10:51:20,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:20,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:20,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 10:51:20,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-25 10:51:20,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:20,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:20,731 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,733 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:20,733 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:20,733 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-25 10:51:20,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:20,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:20,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:20,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:20,750 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 10:51:20,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:20,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 10:51:20,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101006843] [2021-03-25 10:51:20,751 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 10:51:20,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:20,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 10:51:20,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 10:51:20,754 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 10:51:20,754 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 34 transitions, 261 flow. Second operand has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,754 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:20,754 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 10:51:20,754 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:20,877 INFO L129 PetriNetUnfolder]: 307/476 cut-off events. [2021-03-25 10:51:20,877 INFO L130 PetriNetUnfolder]: For 1468/1485 co-relation queries the response was YES. [2021-03-25 10:51:20,878 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2069 conditions, 476 events. 307/476 cut-off events. For 1468/1485 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 1674 event pairs, 98 based on Foata normal form. 12/484 useless extension candidates. Maximal degree in co-relation 2015. Up to 333 conditions per place. [2021-03-25 10:51:20,882 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 42 selfloop transitions, 12 changer transitions 0/60 dead transitions. [2021-03-25 10:51:20,882 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 45 places, 60 transitions, 522 flow [2021-03-25 10:51:20,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 10:51:20,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 10:51:20,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 130 transitions. [2021-03-25 10:51:20,884 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6018518518518519 [2021-03-25 10:51:20,884 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 130 transitions. [2021-03-25 10:51:20,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 130 transitions. [2021-03-25 10:51:20,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:20,884 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 130 transitions. [2021-03-25 10:51:20,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,885 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,885 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,886 INFO L185 Difference]: Start difference. First operand has 40 places, 34 transitions, 261 flow. Second operand 6 states and 130 transitions. [2021-03-25 10:51:20,886 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 45 places, 60 transitions, 522 flow [2021-03-25 10:51:20,890 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 44 places, 60 transitions, 512 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-25 10:51:20,892 INFO L241 Difference]: Finished difference. Result has 46 places, 39 transitions, 339 flow [2021-03-25 10:51:20,893 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=251, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=339, PETRI_PLACES=46, PETRI_TRANSITIONS=39} [2021-03-25 10:51:20,893 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 23 predicate places. [2021-03-25 10:51:20,893 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:20,893 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 39 transitions, 339 flow [2021-03-25 10:51:20,893 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 46 places, 39 transitions, 339 flow [2021-03-25 10:51:20,894 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 46 places, 39 transitions, 339 flow [2021-03-25 10:51:20,910 INFO L129 PetriNetUnfolder]: 98/220 cut-off events. [2021-03-25 10:51:20,910 INFO L130 PetriNetUnfolder]: For 514/536 co-relation queries the response was YES. [2021-03-25 10:51:20,911 INFO L84 FinitePrefix]: Finished finitePrefix Result has 825 conditions, 220 events. 98/220 cut-off events. For 514/536 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 938 event pairs, 25 based on Foata normal form. 3/208 useless extension candidates. Maximal degree in co-relation 763. Up to 130 conditions per place. [2021-03-25 10:51:20,913 INFO L142 LiptonReduction]: Number of co-enabled transitions 236 [2021-03-25 10:51:20,919 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:20,919 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:20,919 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-03-25 10:51:20,919 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 39 transitions, 339 flow [2021-03-25 10:51:20,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:20,920 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:20,920 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:21,135 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:21,136 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:21,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:21,136 INFO L82 PathProgramCache]: Analyzing trace with hash 1702998522, now seen corresponding path program 3 times [2021-03-25 10:51:21,136 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:21,136 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24984606] [2021-03-25 10:51:21,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:21,162 INFO L142 QuantifierPusher]: treesize reduction 12, result has 61.3 percent of original size [2021-03-25 10:51:21,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,173 INFO L142 QuantifierPusher]: treesize reduction 12, result has 74.5 percent of original size [2021-03-25 10:51:21,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 10:51:21,188 INFO L142 QuantifierPusher]: treesize reduction 8, result has 79.5 percent of original size [2021-03-25 10:51:21,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-25 10:51:21,201 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-25 10:51:21,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,211 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 10:51:21,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24984606] [2021-03-25 10:51:21,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1551466413] [2021-03-25 10:51:21,211 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:21,246 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 10:51:21,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:51:21,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 20 conjunts are in the unsatisfiable core [2021-03-25 10:51:21,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:21,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:21,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:51:21,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:21,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:51:21,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:21,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-25 10:51:21,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-03-25 10:51:21,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:21,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:21,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,302 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,303 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,303 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2021-03-25 10:51:21,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-25 10:51:21,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 10:51:21,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:51:21,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 10:51:21,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-25 10:51:21,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-03-25 10:51:21,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:21,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:21,342 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,350 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:20 [2021-03-25 10:51:21,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:51:21,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 10:51:21,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:51:21,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 10:51:21,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 10:51:21,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-25 10:51:21,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 10:51:21,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-25 10:51:21,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:21,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:21,388 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,393 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-03-25 10:51:21,397 INFO L142 QuantifierPusher]: treesize reduction 2, result has 83.3 percent of original size [2021-03-25 10:51:21,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:21,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:21,398 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,400 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:21,401 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 10:51:21,401 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:20, output treesize:7 [2021-03-25 10:51:21,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:21,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:21,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:21,423 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 10:51:21,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:21,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-03-25 10:51:21,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171251381] [2021-03-25 10:51:21,424 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 10:51:21,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:21,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 10:51:21,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 10:51:21,425 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 36 [2021-03-25 10:51:21,425 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 39 transitions, 339 flow. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:21,425 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:21,425 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 36 [2021-03-25 10:51:21,425 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:21,555 INFO L129 PetriNetUnfolder]: 373/586 cut-off events. [2021-03-25 10:51:21,555 INFO L130 PetriNetUnfolder]: For 2101/2107 co-relation queries the response was YES. [2021-03-25 10:51:21,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2657 conditions, 586 events. 373/586 cut-off events. For 2101/2107 co-relation queries the response was YES. Maximal size of possible extension queue 36. Compared 2164 event pairs, 125 based on Foata normal form. 7/593 useless extension candidates. Maximal degree in co-relation 2585. Up to 441 conditions per place. [2021-03-25 10:51:21,561 INFO L132 encePairwiseOnDemand]: 31/36 looper letters, 49 selfloop transitions, 11 changer transitions 0/66 dead transitions. [2021-03-25 10:51:21,561 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 66 transitions, 624 flow [2021-03-25 10:51:21,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-25 10:51:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-25 10:51:21,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 130 transitions. [2021-03-25 10:51:21,562 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6018518518518519 [2021-03-25 10:51:21,562 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 130 transitions. [2021-03-25 10:51:21,562 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 130 transitions. [2021-03-25 10:51:21,562 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:21,562 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 130 transitions. [2021-03-25 10:51:21,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 21.666666666666668) internal successors, (130), 6 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:21,563 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:21,563 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:21,563 INFO L185 Difference]: Start difference. First operand has 46 places, 39 transitions, 339 flow. Second operand 6 states and 130 transitions. [2021-03-25 10:51:21,564 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 66 transitions, 624 flow [2021-03-25 10:51:21,568 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 66 transitions, 600 flow, removed 10 selfloop flow, removed 1 redundant places. [2021-03-25 10:51:21,569 INFO L241 Difference]: Finished difference. Result has 52 places, 43 transitions, 393 flow [2021-03-25 10:51:21,569 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=315, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=393, PETRI_PLACES=52, PETRI_TRANSITIONS=43} [2021-03-25 10:51:21,569 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 29 predicate places. [2021-03-25 10:51:21,569 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:21,569 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 43 transitions, 393 flow [2021-03-25 10:51:21,570 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 43 transitions, 393 flow [2021-03-25 10:51:21,570 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 43 transitions, 393 flow [2021-03-25 10:51:21,587 INFO L129 PetriNetUnfolder]: 114/263 cut-off events. [2021-03-25 10:51:21,587 INFO L130 PetriNetUnfolder]: For 655/681 co-relation queries the response was YES. [2021-03-25 10:51:21,589 INFO L84 FinitePrefix]: Finished finitePrefix Result has 990 conditions, 263 events. 114/263 cut-off events. For 655/681 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 1182 event pairs, 29 based on Foata normal form. 3/247 useless extension candidates. Maximal degree in co-relation 914. Up to 150 conditions per place. [2021-03-25 10:51:21,591 INFO L142 LiptonReduction]: Number of co-enabled transitions 270 [2021-03-25 10:51:21,594 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:21,595 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:21,595 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26 [2021-03-25 10:51:21,595 INFO L480 AbstractCegarLoop]: Abstraction has has 52 places, 43 transitions, 393 flow [2021-03-25 10:51:21,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:21,595 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:21,595 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:21,819 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:21,819 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:21,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:21,819 INFO L82 PathProgramCache]: Analyzing trace with hash 613198254, now seen corresponding path program 4 times [2021-03-25 10:51:21,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:21,820 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568293379] [2021-03-25 10:51:21,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:21,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:21,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:51:21,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568293379] [2021-03-25 10:51:21,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133218774] [2021-03-25 10:51:21,853 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:21,882 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 10:51:21,882 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:51:21,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:51:21,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:21,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:21,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:21,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:21,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:21,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:21,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:21,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:21,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:21,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:21,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:21,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:21,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:21,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:21,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:21,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:21,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:21,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:21,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:21,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 10:51:21,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697032561] [2021-03-25 10:51:21,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 10:51:21,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:21,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 10:51:21,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-03-25 10:51:21,970 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 36 [2021-03-25 10:51:21,970 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 52 places, 43 transitions, 393 flow. Second operand has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:21,970 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:21,970 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 36 [2021-03-25 10:51:21,970 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:22,532 INFO L129 PetriNetUnfolder]: 823/1364 cut-off events. [2021-03-25 10:51:22,532 INFO L130 PetriNetUnfolder]: For 5713/5727 co-relation queries the response was YES. [2021-03-25 10:51:22,538 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6306 conditions, 1364 events. 823/1364 cut-off events. For 5713/5727 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 6855 event pairs, 23 based on Foata normal form. 127/1490 useless extension candidates. Maximal degree in co-relation 6130. Up to 727 conditions per place. [2021-03-25 10:51:22,548 INFO L132 encePairwiseOnDemand]: 28/36 looper letters, 110 selfloop transitions, 85 changer transitions 0/202 dead transitions. [2021-03-25 10:51:22,548 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 202 transitions, 2052 flow [2021-03-25 10:51:22,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 10:51:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 10:51:22,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 577 transitions. [2021-03-25 10:51:22,551 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6411111111111111 [2021-03-25 10:51:22,551 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 577 transitions. [2021-03-25 10:51:22,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 577 transitions. [2021-03-25 10:51:22,551 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:22,551 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 577 transitions. [2021-03-25 10:51:22,553 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 23.08) internal successors, (577), 25 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:22,555 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 36.0) internal successors, (936), 26 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:22,555 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 36.0) internal successors, (936), 26 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:22,555 INFO L185 Difference]: Start difference. First operand has 52 places, 43 transitions, 393 flow. Second operand 25 states and 577 transitions. [2021-03-25 10:51:22,555 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 202 transitions, 2052 flow [2021-03-25 10:51:22,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 202 transitions, 2008 flow, removed 17 selfloop flow, removed 2 redundant places. [2021-03-25 10:51:22,572 INFO L241 Difference]: Finished difference. Result has 92 places, 118 transitions, 1613 flow [2021-03-25 10:51:22,573 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=36, PETRI_DIFFERENCE_MINUEND_FLOW=365, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=1613, PETRI_PLACES=92, PETRI_TRANSITIONS=118} [2021-03-25 10:51:22,573 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 69 predicate places. [2021-03-25 10:51:22,573 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:22,573 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 92 places, 118 transitions, 1613 flow [2021-03-25 10:51:22,573 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 92 places, 118 transitions, 1613 flow [2021-03-25 10:51:22,574 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 92 places, 118 transitions, 1613 flow [2021-03-25 10:51:22,667 INFO L129 PetriNetUnfolder]: 390/803 cut-off events. [2021-03-25 10:51:22,667 INFO L130 PetriNetUnfolder]: For 11711/12045 co-relation queries the response was YES. [2021-03-25 10:51:22,675 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5489 conditions, 803 events. 390/803 cut-off events. For 11711/12045 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 4653 event pairs, 72 based on Foata normal form. 12/771 useless extension candidates. Maximal degree in co-relation 5324. Up to 420 conditions per place. [2021-03-25 10:51:22,687 INFO L142 LiptonReduction]: Number of co-enabled transitions 654 [2021-03-25 10:51:22,839 INFO L154 LiptonReduction]: Checked pairs total: 33 [2021-03-25 10:51:22,839 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 10:51:22,839 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 266 [2021-03-25 10:51:22,841 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 118 transitions, 1615 flow [2021-03-25 10:51:22,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 18.0) internal successors, (180), 10 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:22,841 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:22,841 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:23,056 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:23,056 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:23,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:23,057 INFO L82 PathProgramCache]: Analyzing trace with hash 502656639, now seen corresponding path program 5 times [2021-03-25 10:51:23,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:23,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391273361] [2021-03-25 10:51:23,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:23,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:23,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,085 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-25 10:51:23,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:23,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:23,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391273361] [2021-03-25 10:51:23,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2024391031] [2021-03-25 10:51:23,099 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:23,131 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 10:51:23,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:51:23,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:51:23,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:23,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:23,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:23,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:23,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:23,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:23,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:23,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,165 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 10:51:23,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:23,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:23,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:23,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:23,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:23,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:23,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:23,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:23,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:23,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:23,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:23,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:23,187 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 10:51:23,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:23,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:23,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:23,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2021-03-25 10:51:23,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537454035] [2021-03-25 10:51:23,199 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 10:51:23,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:23,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 10:51:23,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 10:51:23,200 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 37 [2021-03-25 10:51:23,201 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 118 transitions, 1615 flow. Second operand has 10 states, 10 states have (on average 17.6) internal successors, (176), 10 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:23,201 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:23,201 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 37 [2021-03-25 10:51:23,201 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:24,177 INFO L129 PetriNetUnfolder]: 1496/2761 cut-off events. [2021-03-25 10:51:24,177 INFO L130 PetriNetUnfolder]: For 47744/47761 co-relation queries the response was YES. [2021-03-25 10:51:24,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20252 conditions, 2761 events. 1496/2761 cut-off events. For 47744/47761 co-relation queries the response was YES. Maximal size of possible extension queue 247. Compared 18662 event pairs, 32 based on Foata normal form. 126/2887 useless extension candidates. Maximal degree in co-relation 19729. Up to 1384 conditions per place. [2021-03-25 10:51:24,220 INFO L132 encePairwiseOnDemand]: 29/37 looper letters, 351 selfloop transitions, 232 changer transitions 0/590 dead transitions. [2021-03-25 10:51:24,220 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 128 places, 590 transitions, 9824 flow [2021-03-25 10:51:24,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-25 10:51:24,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2021-03-25 10:51:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 790 transitions. [2021-03-25 10:51:24,223 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.577063550036523 [2021-03-25 10:51:24,223 INFO L72 ComplementDD]: Start complementDD. Operand 37 states and 790 transitions. [2021-03-25 10:51:24,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 790 transitions. [2021-03-25 10:51:24,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:24,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 37 states and 790 transitions. [2021-03-25 10:51:24,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 38 states, 37 states have (on average 21.35135135135135) internal successors, (790), 37 states have internal predecessors, (790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:24,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 38 states, 38 states have (on average 37.0) internal successors, (1406), 38 states have internal predecessors, (1406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:24,228 INFO L81 ComplementDD]: Finished complementDD. Result has 38 states, 38 states have (on average 37.0) internal successors, (1406), 38 states have internal predecessors, (1406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:24,228 INFO L185 Difference]: Start difference. First operand has 92 places, 118 transitions, 1615 flow. Second operand 37 states and 790 transitions. [2021-03-25 10:51:24,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 128 places, 590 transitions, 9824 flow [2021-03-25 10:51:24,365 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 123 places, 590 transitions, 8271 flow, removed 760 selfloop flow, removed 5 redundant places. [2021-03-25 10:51:24,373 INFO L241 Difference]: Finished difference. Result has 147 places, 371 transitions, 5834 flow [2021-03-25 10:51:24,374 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=37, PETRI_DIFFERENCE_MINUEND_FLOW=1187, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=35, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=37, PETRI_FLOW=5834, PETRI_PLACES=147, PETRI_TRANSITIONS=371} [2021-03-25 10:51:24,374 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 124 predicate places. [2021-03-25 10:51:24,374 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:24,374 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 147 places, 371 transitions, 5834 flow [2021-03-25 10:51:24,374 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 147 places, 371 transitions, 5834 flow [2021-03-25 10:51:24,378 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 147 places, 371 transitions, 5834 flow [2021-03-25 10:51:24,677 INFO L129 PetriNetUnfolder]: 808/1763 cut-off events. [2021-03-25 10:51:24,677 INFO L130 PetriNetUnfolder]: For 42668/43549 co-relation queries the response was YES. [2021-03-25 10:51:24,695 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13253 conditions, 1763 events. 808/1763 cut-off events. For 42668/43549 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 13264 event pairs, 45 based on Foata normal form. 50/1759 useless extension candidates. Maximal degree in co-relation 12813. Up to 731 conditions per place. [2021-03-25 10:51:24,723 INFO L142 LiptonReduction]: Number of co-enabled transitions 1450 [2021-03-25 10:51:24,854 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:24,854 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:24,854 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 480 [2021-03-25 10:51:24,854 INFO L480 AbstractCegarLoop]: Abstraction has has 147 places, 371 transitions, 5834 flow [2021-03-25 10:51:24,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 17.6) internal successors, (176), 10 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:24,855 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:24,855 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:25,077 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-25 10:51:25,077 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:25,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:25,078 INFO L82 PathProgramCache]: Analyzing trace with hash -688359926, now seen corresponding path program 1 times [2021-03-25 10:51:25,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:25,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116520854] [2021-03-25 10:51:25,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:25,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:25,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:25,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,119 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:25,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116520854] [2021-03-25 10:51:25,119 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549986495] [2021-03-25 10:51:25,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:25,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:51:25,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:25,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:25,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:25,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:25,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:25,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:25,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:25,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:25,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:25,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:25,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:25,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:25,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:25,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:25,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,192 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 10:51:25,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:25,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:25,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:25,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:51:25,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:25,203 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 10:51:25,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:25,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:25,218 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:25,218 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-03-25 10:51:25,218 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664049425] [2021-03-25 10:51:25,218 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 10:51:25,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:25,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 10:51:25,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-03-25 10:51:25,219 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 37 [2021-03-25 10:51:25,219 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 371 transitions, 5834 flow. Second operand has 9 states, 9 states have (on average 18.0) internal successors, (162), 9 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:25,219 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:25,219 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 37 [2021-03-25 10:51:25,219 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:26,552 INFO L129 PetriNetUnfolder]: 1976/3567 cut-off events. [2021-03-25 10:51:26,553 INFO L130 PetriNetUnfolder]: For 100057/100079 co-relation queries the response was YES. [2021-03-25 10:51:26,578 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29860 conditions, 3567 events. 1976/3567 cut-off events. For 100057/100079 co-relation queries the response was YES. Maximal size of possible extension queue 314. Compared 24097 event pairs, 80 based on Foata normal form. 146/3708 useless extension candidates. Maximal degree in co-relation 29232. Up to 1488 conditions per place. [2021-03-25 10:51:26,617 INFO L132 encePairwiseOnDemand]: 28/37 looper letters, 431 selfloop transitions, 463 changer transitions 9/910 dead transitions. [2021-03-25 10:51:26,617 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 910 transitions, 17466 flow [2021-03-25 10:51:26,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-03-25 10:51:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2021-03-25 10:51:26,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 643 transitions. [2021-03-25 10:51:26,622 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5992544268406338 [2021-03-25 10:51:26,622 INFO L72 ComplementDD]: Start complementDD. Operand 29 states and 643 transitions. [2021-03-25 10:51:26,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 643 transitions. [2021-03-25 10:51:26,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:26,623 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 643 transitions. [2021-03-25 10:51:26,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 30 states, 29 states have (on average 22.17241379310345) internal successors, (643), 29 states have internal predecessors, (643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:26,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 30 states, 30 states have (on average 37.0) internal successors, (1110), 30 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:26,629 INFO L81 ComplementDD]: Finished complementDD. Result has 30 states, 30 states have (on average 37.0) internal successors, (1110), 30 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:26,629 INFO L185 Difference]: Start difference. First operand has 147 places, 371 transitions, 5834 flow. Second operand 29 states and 643 transitions. [2021-03-25 10:51:26,629 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 910 transitions, 17466 flow [2021-03-25 10:51:27,078 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 175 places, 910 transitions, 13210 flow, removed 2128 selfloop flow, removed 0 redundant places. [2021-03-25 10:51:27,093 INFO L241 Difference]: Finished difference. Result has 193 places, 687 transitions, 10346 flow [2021-03-25 10:51:27,094 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=37, PETRI_DIFFERENCE_MINUEND_FLOW=3828, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=150, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=10346, PETRI_PLACES=193, PETRI_TRANSITIONS=687} [2021-03-25 10:51:27,094 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 170 predicate places. [2021-03-25 10:51:27,094 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:27,094 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 193 places, 687 transitions, 10346 flow [2021-03-25 10:51:27,094 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 193 places, 687 transitions, 10346 flow [2021-03-25 10:51:27,101 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 193 places, 687 transitions, 10346 flow [2021-03-25 10:51:27,530 INFO L129 PetriNetUnfolder]: 1115/2383 cut-off events. [2021-03-25 10:51:27,531 INFO L130 PetriNetUnfolder]: For 62911/63397 co-relation queries the response was YES. [2021-03-25 10:51:27,556 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17775 conditions, 2383 events. 1115/2383 cut-off events. For 62911/63397 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 18289 event pairs, 53 based on Foata normal form. 99/2442 useless extension candidates. Maximal degree in co-relation 17201. Up to 713 conditions per place. [2021-03-25 10:51:27,657 INFO L142 LiptonReduction]: Number of co-enabled transitions 2102 [2021-03-25 10:51:28,210 INFO L154 LiptonReduction]: Checked pairs total: 632 [2021-03-25 10:51:28,210 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 10:51:28,210 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1116 [2021-03-25 10:51:28,211 INFO L480 AbstractCegarLoop]: Abstraction has has 193 places, 687 transitions, 10354 flow [2021-03-25 10:51:28,211 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 18.0) internal successors, (162), 9 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:28,211 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:28,212 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:28,434 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:28,434 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:28,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:28,435 INFO L82 PathProgramCache]: Analyzing trace with hash -482835993, now seen corresponding path program 6 times [2021-03-25 10:51:28,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:28,435 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082948029] [2021-03-25 10:51:28,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:28,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:28,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,479 INFO L142 QuantifierPusher]: treesize reduction 4, result has 69.2 percent of original size [2021-03-25 10:51:28,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:28,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:28,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082948029] [2021-03-25 10:51:28,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731171609] [2021-03-25 10:51:28,495 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-25 10:51:28,542 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-25 10:51:28,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:51:28,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 10:51:28,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:28,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:28,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:28,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:51:28,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:28,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:28,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:28,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:28,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:28,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:28,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:28,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:28,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:28,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:28,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:28,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:28,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:28,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:28,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:28,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:28,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:28,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:28,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-25 10:51:28,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511542337] [2021-03-25 10:51:28,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-25 10:51:28,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:28,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-25 10:51:28,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-25 10:51:28,643 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 41 [2021-03-25 10:51:28,644 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 687 transitions, 10354 flow. Second operand has 11 states, 11 states have (on average 17.818181818181817) internal successors, (196), 11 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:28,644 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:28,644 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 41 [2021-03-25 10:51:28,645 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:31,540 INFO L129 PetriNetUnfolder]: 4702/8478 cut-off events. [2021-03-25 10:51:31,540 INFO L130 PetriNetUnfolder]: For 234584/234593 co-relation queries the response was YES. [2021-03-25 10:51:31,602 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67787 conditions, 8478 events. 4702/8478 cut-off events. For 234584/234593 co-relation queries the response was YES. Maximal size of possible extension queue 666. Compared 65800 event pairs, 205 based on Foata normal form. 467/8945 useless extension candidates. Maximal degree in co-relation 66372. Up to 2534 conditions per place. [2021-03-25 10:51:31,656 INFO L132 encePairwiseOnDemand]: 27/41 looper letters, 1274 selfloop transitions, 789 changer transitions 9/2079 dead transitions. [2021-03-25 10:51:31,656 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 2079 transitions, 36628 flow [2021-03-25 10:51:31,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-25 10:51:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-03-25 10:51:31,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 437 transitions. [2021-03-25 10:51:31,657 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5609756097560976 [2021-03-25 10:51:31,657 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 437 transitions. [2021-03-25 10:51:31,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 437 transitions. [2021-03-25 10:51:31,658 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:31,658 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 437 transitions. [2021-03-25 10:51:31,658 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 23.0) internal successors, (437), 19 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:31,659 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 41.0) internal successors, (820), 20 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:31,660 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 41.0) internal successors, (820), 20 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:31,660 INFO L185 Difference]: Start difference. First operand has 193 places, 687 transitions, 10354 flow. Second operand 19 states and 437 transitions. [2021-03-25 10:51:31,660 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 211 places, 2079 transitions, 36628 flow [2021-03-25 10:51:33,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 207 places, 2079 transitions, 32663 flow, removed 1970 selfloop flow, removed 4 redundant places. [2021-03-25 10:51:33,412 INFO L241 Difference]: Finished difference. Result has 222 places, 1348 transitions, 21726 flow [2021-03-25 10:51:33,412 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=8975, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=675, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=215, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=21726, PETRI_PLACES=222, PETRI_TRANSITIONS=1348} [2021-03-25 10:51:33,413 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 199 predicate places. [2021-03-25 10:51:33,413 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:33,413 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 222 places, 1348 transitions, 21726 flow [2021-03-25 10:51:33,413 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 222 places, 1348 transitions, 21726 flow [2021-03-25 10:51:33,423 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 222 places, 1348 transitions, 21726 flow [2021-03-25 10:51:34,873 INFO L129 PetriNetUnfolder]: 3238/6701 cut-off events. [2021-03-25 10:51:34,873 INFO L130 PetriNetUnfolder]: For 173582/174048 co-relation queries the response was YES. [2021-03-25 10:51:34,923 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53314 conditions, 6701 events. 3238/6701 cut-off events. For 173582/174048 co-relation queries the response was YES. Maximal size of possible extension queue 636. Compared 59224 event pairs, 129 based on Foata normal form. 112/6748 useless extension candidates. Maximal degree in co-relation 51950. Up to 1803 conditions per place. [2021-03-25 10:51:34,981 INFO L142 LiptonReduction]: Number of co-enabled transitions 3392 [2021-03-25 10:51:35,314 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:35,314 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:35,314 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1901 [2021-03-25 10:51:35,314 INFO L480 AbstractCegarLoop]: Abstraction has has 222 places, 1348 transitions, 21726 flow [2021-03-25 10:51:35,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 17.818181818181817) internal successors, (196), 11 states have internal predecessors, (196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:35,315 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:35,315 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:35,536 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:35,537 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:35,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:35,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1062931906, now seen corresponding path program 7 times [2021-03-25 10:51:35,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:35,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110038290] [2021-03-25 10:51:35,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:35,562 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:51:35,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:35,577 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:51:35,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:35,584 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:51:35,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:35,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,601 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:35,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110038290] [2021-03-25 10:51:35,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868585983] [2021-03-25 10:51:35,601 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:35,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:51:35,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:35,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:35,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:35,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:35,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:35,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:35,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:35,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,661 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 10:51:35,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:35,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:35,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:35,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:35,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:35,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:35,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:35,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:35,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:35,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:35,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:35,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:35,681 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 10:51:35,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:35,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:51:35,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:35,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-03-25 10:51:35,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708832848] [2021-03-25 10:51:35,690 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 10:51:35,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:35,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 10:51:35,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 10:51:35,691 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 41 [2021-03-25 10:51:35,691 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 222 places, 1348 transitions, 21726 flow. Second operand has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 9 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:35,691 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:35,691 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 41 [2021-03-25 10:51:35,691 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:39,640 INFO L129 PetriNetUnfolder]: 5393/10800 cut-off events. [2021-03-25 10:51:39,640 INFO L130 PetriNetUnfolder]: For 320676/320924 co-relation queries the response was YES. [2021-03-25 10:51:39,729 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96485 conditions, 10800 events. 5393/10800 cut-off events. For 320676/320924 co-relation queries the response was YES. Maximal size of possible extension queue 947. Compared 98206 event pairs, 183 based on Foata normal form. 282/11030 useless extension candidates. Maximal degree in co-relation 94126. Up to 3065 conditions per place. [2021-03-25 10:51:39,814 INFO L132 encePairwiseOnDemand]: 35/41 looper letters, 1262 selfloop transitions, 794 changer transitions 11/2078 dead transitions. [2021-03-25 10:51:39,814 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 2078 transitions, 39918 flow [2021-03-25 10:51:39,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 10:51:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 10:51:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 241 transitions. [2021-03-25 10:51:39,815 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5343680709534369 [2021-03-25 10:51:39,815 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 241 transitions. [2021-03-25 10:51:39,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 241 transitions. [2021-03-25 10:51:39,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:39,815 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 241 transitions. [2021-03-25 10:51:39,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:39,817 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 41.0) internal successors, (492), 12 states have internal predecessors, (492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:39,817 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 41.0) internal successors, (492), 12 states have internal predecessors, (492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:39,817 INFO L185 Difference]: Start difference. First operand has 222 places, 1348 transitions, 21726 flow. Second operand 11 states and 241 transitions. [2021-03-25 10:51:39,817 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 2078 transitions, 39918 flow [2021-03-25 10:51:42,077 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 2078 transitions, 39094 flow, removed 375 selfloop flow, removed 4 redundant places. [2021-03-25 10:51:42,110 INFO L241 Difference]: Finished difference. Result has 236 places, 1712 transitions, 31056 flow [2021-03-25 10:51:42,111 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=21003, PETRI_DIFFERENCE_MINUEND_PLACES=218, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=460, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=31056, PETRI_PLACES=236, PETRI_TRANSITIONS=1712} [2021-03-25 10:51:42,111 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 213 predicate places. [2021-03-25 10:51:42,111 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:42,111 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 236 places, 1712 transitions, 31056 flow [2021-03-25 10:51:42,112 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 236 places, 1712 transitions, 31056 flow [2021-03-25 10:51:42,127 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 236 places, 1712 transitions, 31056 flow [2021-03-25 10:51:44,520 INFO L129 PetriNetUnfolder]: 4656/9891 cut-off events. [2021-03-25 10:51:44,520 INFO L130 PetriNetUnfolder]: For 316566/318109 co-relation queries the response was YES. [2021-03-25 10:51:44,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86802 conditions, 9891 events. 4656/9891 cut-off events. For 316566/318109 co-relation queries the response was YES. Maximal size of possible extension queue 976. Compared 95161 event pairs, 154 based on Foata normal form. 359/10153 useless extension candidates. Maximal degree in co-relation 84649. Up to 2850 conditions per place. [2021-03-25 10:51:44,749 INFO L142 LiptonReduction]: Number of co-enabled transitions 4412 [2021-03-25 10:51:45,140 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:45,140 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:45,141 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3030 [2021-03-25 10:51:45,141 INFO L480 AbstractCegarLoop]: Abstraction has has 236 places, 1712 transitions, 31056 flow [2021-03-25 10:51:45,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 17.666666666666668) internal successors, (159), 9 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:45,141 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:45,141 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:51:45,342 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-25 10:51:45,342 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:45,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:45,343 INFO L82 PathProgramCache]: Analyzing trace with hash 904769328, now seen corresponding path program 8 times [2021-03-25 10:51:45,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:45,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690926506] [2021-03-25 10:51:45,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:45,363 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:51:45,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:45,370 INFO L142 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-03-25 10:51:45,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 10:51:45,388 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:51:45,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:45,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:45,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690926506] [2021-03-25 10:51:45,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207913870] [2021-03-25 10:51:45,414 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:45,449 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 10:51:45,449 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:51:45,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:51:45,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:45,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:45,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:45,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:45,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:45,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:45,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:45,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:45,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:45,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:45,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:45,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:45,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:45,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:45,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:51:45,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:45,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:45,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:51:45,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:45,491 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 10:51:45,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:45,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:45,502 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:51:45,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:45,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 7 [2021-03-25 10:51:45,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602464444] [2021-03-25 10:51:45,502 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 10:51:45,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:45,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 10:51:45,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-25 10:51:45,503 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 41 [2021-03-25 10:51:45,503 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 236 places, 1712 transitions, 31056 flow. Second operand has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:45,503 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:45,503 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 41 [2021-03-25 10:51:45,504 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:51:51,931 INFO L129 PetriNetUnfolder]: 7381/13807 cut-off events. [2021-03-25 10:51:51,931 INFO L130 PetriNetUnfolder]: For 463042/463051 co-relation queries the response was YES. [2021-03-25 10:51:52,044 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132368 conditions, 13807 events. 7381/13807 cut-off events. For 463042/463051 co-relation queries the response was YES. Maximal size of possible extension queue 1125. Compared 120994 event pairs, 534 based on Foata normal form. 137/13944 useless extension candidates. Maximal degree in co-relation 129570. Up to 4582 conditions per place. [2021-03-25 10:51:52,139 INFO L132 encePairwiseOnDemand]: 36/41 looper letters, 1282 selfloop transitions, 815 changer transitions 1/2104 dead transitions. [2021-03-25 10:51:52,139 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 2104 transitions, 43293 flow [2021-03-25 10:51:52,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 10:51:52,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 10:51:52,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 152 transitions. [2021-03-25 10:51:52,140 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5296167247386759 [2021-03-25 10:51:52,141 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 152 transitions. [2021-03-25 10:51:52,141 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 152 transitions. [2021-03-25 10:51:52,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:51:52,141 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 152 transitions. [2021-03-25 10:51:52,141 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 21.714285714285715) internal successors, (152), 7 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:52,142 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:52,142 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:52,142 INFO L185 Difference]: Start difference. First operand has 236 places, 1712 transitions, 31056 flow. Second operand 7 states and 152 transitions. [2021-03-25 10:51:52,142 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 2104 transitions, 43293 flow [2021-03-25 10:51:56,000 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 239 places, 2104 transitions, 42371 flow, removed 446 selfloop flow, removed 3 redundant places. [2021-03-25 10:51:56,035 INFO L241 Difference]: Finished difference. Result has 242 places, 1819 transitions, 35282 flow [2021-03-25 10:51:56,037 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=30252, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1712, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=708, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=946, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=35282, PETRI_PLACES=242, PETRI_TRANSITIONS=1819} [2021-03-25 10:51:56,037 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 219 predicate places. [2021-03-25 10:51:56,037 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:51:56,037 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 242 places, 1819 transitions, 35282 flow [2021-03-25 10:51:56,037 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 242 places, 1819 transitions, 35282 flow [2021-03-25 10:51:56,052 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 242 places, 1819 transitions, 35282 flow [2021-03-25 10:51:58,835 INFO L129 PetriNetUnfolder]: 4979/10805 cut-off events. [2021-03-25 10:51:58,835 INFO L130 PetriNetUnfolder]: For 337003/337864 co-relation queries the response was YES. [2021-03-25 10:51:58,952 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96752 conditions, 10805 events. 4979/10805 cut-off events. For 337003/337864 co-relation queries the response was YES. Maximal size of possible extension queue 1063. Compared 106802 event pairs, 181 based on Foata normal form. 268/10974 useless extension candidates. Maximal degree in co-relation 94327. Up to 2619 conditions per place. [2021-03-25 10:51:59,062 INFO L142 LiptonReduction]: Number of co-enabled transitions 4712 [2021-03-25 10:51:59,601 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:51:59,601 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:51:59,601 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3564 [2021-03-25 10:51:59,601 INFO L480 AbstractCegarLoop]: Abstraction has has 242 places, 1819 transitions, 35282 flow [2021-03-25 10:51:59,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:59,602 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:51:59,602 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 10:51:59,807 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-25 10:51:59,808 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:51:59,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:51:59,808 INFO L82 PathProgramCache]: Analyzing trace with hash 165563324, now seen corresponding path program 1 times [2021-03-25 10:51:59,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:51:59,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440113216] [2021-03-25 10:51:59,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:51:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:59,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:51:59,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:51:59,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440113216] [2021-03-25 10:51:59,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [972538506] [2021-03-25 10:51:59,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:51:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:51:59,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:51:59,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:51:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:59,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:59,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:59,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:59,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:59,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:59,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,915 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 10:51:59,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:59,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:59,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:51:59,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:51:59,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:51:59,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:59,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:59,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:59,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:51:59,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:51:59,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:51:59,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:51:59,928 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 10:51:59,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:51:59,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:51:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:51:59,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:51:59,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-25 10:51:59,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092002215] [2021-03-25 10:51:59,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 10:51:59,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:51:59,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 10:51:59,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 10:51:59,940 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 41 [2021-03-25 10:51:59,941 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 242 places, 1819 transitions, 35282 flow. Second operand has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:51:59,941 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:51:59,941 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 41 [2021-03-25 10:51:59,941 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:52:10,950 INFO L129 PetriNetUnfolder]: 12281/23199 cut-off events. [2021-03-25 10:52:10,951 INFO L130 PetriNetUnfolder]: For 787124/787133 co-relation queries the response was YES. [2021-03-25 10:52:11,214 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228167 conditions, 23199 events. 12281/23199 cut-off events. For 787124/787133 co-relation queries the response was YES. Maximal size of possible extension queue 1692. Compared 216473 event pairs, 781 based on Foata normal form. 355/23554 useless extension candidates. Maximal degree in co-relation 224933. Up to 9131 conditions per place. [2021-03-25 10:52:11,371 INFO L132 encePairwiseOnDemand]: 34/41 looper letters, 2463 selfloop transitions, 632 changer transitions 147/3249 dead transitions. [2021-03-25 10:52:11,372 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 3249 transitions, 71561 flow [2021-03-25 10:52:11,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 10:52:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 10:52:11,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 217 transitions. [2021-03-25 10:52:11,373 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5880758807588076 [2021-03-25 10:52:11,373 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 217 transitions. [2021-03-25 10:52:11,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 217 transitions. [2021-03-25 10:52:11,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:52:11,373 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 217 transitions. [2021-03-25 10:52:11,374 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 24.11111111111111) internal successors, (217), 9 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:11,374 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 41.0) internal successors, (410), 10 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:11,374 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 41.0) internal successors, (410), 10 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:11,374 INFO L185 Difference]: Start difference. First operand has 242 places, 1819 transitions, 35282 flow. Second operand 9 states and 217 transitions. [2021-03-25 10:52:11,375 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 3249 transitions, 71561 flow [2021-03-25 10:52:19,802 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 246 places, 3249 transitions, 70401 flow, removed 207 selfloop flow, removed 4 redundant places. [2021-03-25 10:52:19,849 INFO L241 Difference]: Finished difference. Result has 251 places, 2188 transitions, 45476 flow [2021-03-25 10:52:19,851 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=34205, PETRI_DIFFERENCE_MINUEND_PLACES=238, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1795, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=308, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1296, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=45476, PETRI_PLACES=251, PETRI_TRANSITIONS=2188} [2021-03-25 10:52:19,851 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 228 predicate places. [2021-03-25 10:52:19,851 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:52:19,851 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 2188 transitions, 45476 flow [2021-03-25 10:52:19,852 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 2188 transitions, 45476 flow [2021-03-25 10:52:19,869 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 251 places, 2188 transitions, 45476 flow [2021-03-25 10:52:24,973 INFO L129 PetriNetUnfolder]: 7833/17204 cut-off events. [2021-03-25 10:52:24,973 INFO L130 PetriNetUnfolder]: For 652661/654828 co-relation queries the response was YES. [2021-03-25 10:52:25,147 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164883 conditions, 17204 events. 7833/17204 cut-off events. For 652661/654828 co-relation queries the response was YES. Maximal size of possible extension queue 1495. Compared 180637 event pairs, 285 based on Foata normal form. 812/17888 useless extension candidates. Maximal degree in co-relation 163174. Up to 4261 conditions per place. [2021-03-25 10:52:25,360 INFO L142 LiptonReduction]: Number of co-enabled transitions 5408 [2021-03-25 10:52:25,956 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:52:25,956 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:52:25,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6105 [2021-03-25 10:52:25,956 INFO L480 AbstractCegarLoop]: Abstraction has has 251 places, 2188 transitions, 45476 flow [2021-03-25 10:52:25,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 7 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:25,957 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:52:25,957 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 10:52:26,163 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-25 10:52:26,163 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:52:26,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:52:26,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1728789616, now seen corresponding path program 2 times [2021-03-25 10:52:26,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:52:26,164 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916582406] [2021-03-25 10:52:26,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:52:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:52:26,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:26,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:52:26,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916582406] [2021-03-25 10:52:26,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128669332] [2021-03-25 10:52:26,355 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:52:26,384 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 10:52:26,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:52:26,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 10:52:26,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:52:26,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:26,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:52:26,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:52:26,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:26,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:52:26,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:52:26,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:26,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:52:26,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:52:26,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:26,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:52:26,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:52:26,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:26,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:26,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:26,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:52:26,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:26,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:26,424 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 10:52:26,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:26,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:26,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:52:26,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:52:26,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-03-25 10:52:26,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782051797] [2021-03-25 10:52:26,434 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 10:52:26,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:52:26,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 10:52:26,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-25 10:52:26,434 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 41 [2021-03-25 10:52:26,435 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 2188 transitions, 45476 flow. Second operand has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:26,435 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:52:26,435 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 41 [2021-03-25 10:52:26,435 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:52:39,089 INFO L129 PetriNetUnfolder]: 11823/22688 cut-off events. [2021-03-25 10:52:39,090 INFO L130 PetriNetUnfolder]: For 881919/881943 co-relation queries the response was YES. [2021-03-25 10:52:39,397 INFO L84 FinitePrefix]: Finished finitePrefix Result has 234115 conditions, 22688 events. 11823/22688 cut-off events. For 881919/881943 co-relation queries the response was YES. Maximal size of possible extension queue 1655. Compared 214605 event pairs, 1034 based on Foata normal form. 539/23227 useless extension candidates. Maximal degree in co-relation 232221. Up to 10485 conditions per place. [2021-03-25 10:52:39,686 INFO L132 encePairwiseOnDemand]: 35/41 looper letters, 2559 selfloop transitions, 547 changer transitions 160/3273 dead transitions. [2021-03-25 10:52:39,686 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 3273 transitions, 73318 flow [2021-03-25 10:52:39,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 10:52:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 10:52:39,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 168 transitions. [2021-03-25 10:52:39,687 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5853658536585366 [2021-03-25 10:52:39,687 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 168 transitions. [2021-03-25 10:52:39,687 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 168 transitions. [2021-03-25 10:52:39,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:52:39,687 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 168 transitions. [2021-03-25 10:52:39,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 24.0) internal successors, (168), 7 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:39,688 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:39,689 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 41.0) internal successors, (328), 8 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:39,689 INFO L185 Difference]: Start difference. First operand has 251 places, 2188 transitions, 45476 flow. Second operand 7 states and 168 transitions. [2021-03-25 10:52:39,689 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 3273 transitions, 73318 flow [2021-03-25 10:52:49,096 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 3273 transitions, 72078 flow, removed 565 selfloop flow, removed 5 redundant places. [2021-03-25 10:52:49,148 INFO L241 Difference]: Finished difference. Result has 255 places, 2191 transitions, 46567 flow [2021-03-25 10:52:49,149 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=42959, PETRI_DIFFERENCE_MINUEND_PLACES=246, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2116, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=450, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1621, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=46567, PETRI_PLACES=255, PETRI_TRANSITIONS=2191} [2021-03-25 10:52:49,150 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 232 predicate places. [2021-03-25 10:52:49,150 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:52:49,150 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 255 places, 2191 transitions, 46567 flow [2021-03-25 10:52:49,150 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 255 places, 2191 transitions, 46567 flow [2021-03-25 10:52:49,173 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 255 places, 2191 transitions, 46567 flow [2021-03-25 10:52:50,285 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_k_20 (+ v_k_21 1)) (< v_k_21 v_N_16) (= v_k_20 v_p_11) (= v_C_10 (store v_C_11 v_k_21 (+ (select v_A_7 v_k_21) (select v_B_9 v_k_21))))) InVars {A=v_A_7, N=v_N_16, k=v_k_21, C=v_C_11, B=v_B_9} OutVars{A=v_A_7, p=v_p_11, N=v_N_16, k=v_k_20, C=v_C_10, B=v_B_9} AuxVars[] AssignedVars[p, k, C][60], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 514#true, Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), 872#true, Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 254#true, Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:52:50,285 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:52:50,285 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 10:52:50,285 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_k_20 (+ v_k_21 1)) (< v_k_21 v_N_16) (= v_k_20 v_p_11) (= v_C_10 (store v_C_11 v_k_21 (+ (select v_A_7 v_k_21) (select v_B_9 v_k_21))))) InVars {A=v_A_7, N=v_N_16, k=v_k_21, C=v_C_11, B=v_B_9} OutVars{A=v_A_7, p=v_p_11, N=v_N_16, k=v_k_20, C=v_C_10, B=v_B_9} AuxVars[] AssignedVars[p, k, C][60], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:52:50,292 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), 371#true, Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k)), 254#true]) [2021-03-25 10:52:50,292 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:52:50,292 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:52:50,351 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 8#thread2EXITtrue, 24#L49-1true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 523#(<= k i), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:52:50,352 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 10:52:50,352 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:52:50,352 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 10:52:50,352 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 10:52:50,859 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1724], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 8#thread2EXITtrue, 24#L49-1true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), 872#true, Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 595#(and (<= N i) (<= l i)), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), 639#(<= l k), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), Black: 90#(and (< csum (+ bsum asum 1)) (<= (+ asum bsum) csum)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 935#(and (<= i (+ l 1)) (<= N l)), Black: 875#(<= i (+ l 1)), 942#true, 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), 734#true, Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k)), 254#true]) [2021-03-25 10:52:50,859 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-03-25 10:52:50,859 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 10:52:50,859 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-25 10:52:50,859 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is not cut-off event [2021-03-25 10:52:50,859 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 10:52:54,436 INFO L129 PetriNetUnfolder]: 7875/17471 cut-off events. [2021-03-25 10:52:54,437 INFO L130 PetriNetUnfolder]: For 647906/650329 co-relation queries the response was YES. [2021-03-25 10:52:54,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 166091 conditions, 17471 events. 7875/17471 cut-off events. For 647906/650329 co-relation queries the response was YES. Maximal size of possible extension queue 1468. Compared 184481 event pairs, 285 based on Foata normal form. 771/18098 useless extension candidates. Maximal degree in co-relation 162120. Up to 4392 conditions per place. [2021-03-25 10:52:54,798 INFO L142 LiptonReduction]: Number of co-enabled transitions 5196 [2021-03-25 10:52:55,361 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:52:55,361 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:52:55,361 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6211 [2021-03-25 10:52:55,362 INFO L480 AbstractCegarLoop]: Abstraction has has 255 places, 2191 transitions, 46567 flow [2021-03-25 10:52:55,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:55,362 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:52:55,362 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:52:55,562 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 10:52:55,563 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:52:55,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:52:55,563 INFO L82 PathProgramCache]: Analyzing trace with hash -584515917, now seen corresponding path program 9 times [2021-03-25 10:52:55,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:52:55,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597273728] [2021-03-25 10:52:55,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:52:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:52:55,576 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:52:55,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:52:55,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,593 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:52:55,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597273728] [2021-03-25 10:52:55,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116497371] [2021-03-25 10:52:55,593 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:52:55,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-25 10:52:55,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:52:55,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 10:52:55,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:52:55,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:55,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:55,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:55,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:52:55,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:55,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:52:55,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:52:55,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:55,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:52:55,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:52:55,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:52:55,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:55,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:52:55,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:52:55,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:55,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:52:55,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:52:55,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,659 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 10:52:55,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:55,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:52:55,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:52:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:52:55,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:52:55,684 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 10:52:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:52:55,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:52:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 10:52:55,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:52:55,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-03-25 10:52:55,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328301994] [2021-03-25 10:52:55,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 10:52:55,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:52:55,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 10:52:55,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-25 10:52:55,696 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 14 out of 41 [2021-03-25 10:52:55,696 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 255 places, 2191 transitions, 46567 flow. Second operand has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:52:55,696 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:52:55,696 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 14 of 41 [2021-03-25 10:52:55,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:53:25,280 INFO L129 PetriNetUnfolder]: 24249/48829 cut-off events. [2021-03-25 10:53:25,280 INFO L130 PetriNetUnfolder]: For 1879267/1879289 co-relation queries the response was YES. [2021-03-25 10:53:26,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 494303 conditions, 48829 events. 24249/48829 cut-off events. For 1879267/1879289 co-relation queries the response was YES. Maximal size of possible extension queue 3376. Compared 534277 event pairs, 301 based on Foata normal form. 299/49127 useless extension candidates. Maximal degree in co-relation 482468. Up to 12732 conditions per place. [2021-03-25 10:53:26,657 INFO L132 encePairwiseOnDemand]: 29/41 looper letters, 2903 selfloop transitions, 3059 changer transitions 50/6018 dead transitions. [2021-03-25 10:53:26,658 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 6018 transitions, 144754 flow [2021-03-25 10:53:26,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-03-25 10:53:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2021-03-25 10:53:26,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 852 transitions. [2021-03-25 10:53:26,660 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5195121951219512 [2021-03-25 10:53:26,660 INFO L72 ComplementDD]: Start complementDD. Operand 40 states and 852 transitions. [2021-03-25 10:53:26,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 852 transitions. [2021-03-25 10:53:26,661 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:53:26,661 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 40 states and 852 transitions. [2021-03-25 10:53:26,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 41 states, 40 states have (on average 21.3) internal successors, (852), 40 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:53:26,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 41 states, 41 states have (on average 41.0) internal successors, (1681), 41 states have internal predecessors, (1681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:53:26,665 INFO L81 ComplementDD]: Finished complementDD. Result has 41 states, 41 states have (on average 41.0) internal successors, (1681), 41 states have internal predecessors, (1681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:53:26,665 INFO L185 Difference]: Start difference. First operand has 255 places, 2191 transitions, 46567 flow. Second operand 40 states and 852 transitions. [2021-03-25 10:53:26,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 6018 transitions, 144754 flow [2021-03-25 10:53:58,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 6018 transitions, 143750 flow, removed 437 selfloop flow, removed 4 redundant places. [2021-03-25 10:53:58,598 INFO L241 Difference]: Finished difference. Result has 321 places, 4568 transitions, 115881 flow [2021-03-25 10:53:58,600 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=45924, PETRI_DIFFERENCE_MINUEND_PLACES=251, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2176, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=848, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=914, PETRI_DIFFERENCE_SUBTRAHEND_STATES=40, PETRI_FLOW=115881, PETRI_PLACES=321, PETRI_TRANSITIONS=4568} [2021-03-25 10:53:58,600 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 298 predicate places. [2021-03-25 10:53:58,600 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:53:58,600 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 321 places, 4568 transitions, 115881 flow [2021-03-25 10:53:58,601 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 321 places, 4568 transitions, 115881 flow [2021-03-25 10:53:58,647 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 321 places, 4568 transitions, 115881 flow [2021-03-25 10:54:00,464 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][1220], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 9#L49true, 10#thread1EXITtrue, 26#L66true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 1076#(and (<= N i) (<= l i) (<= l k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 695#(and (< l N) (<= l k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), 740#(<= N i), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:54:00,465 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_k_20 (+ v_k_21 1)) (< v_k_21 v_N_16) (= v_k_20 v_p_11) (= v_C_10 (store v_C_11 v_k_21 (+ (select v_A_7 v_k_21) (select v_B_9 v_k_21))))) InVars {A=v_A_7, N=v_N_16, k=v_k_21, C=v_C_11, B=v_B_9} OutVars{A=v_A_7, p=v_p_11, N=v_N_16, k=v_k_20, C=v_C_10, B=v_B_9} AuxVars[] AssignedVars[p, k, C][574], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 9#L49true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:54:00,465 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:54:00,465 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 10:54:00,466 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([101] L37-1-->thread2EXIT: Formula: (not (< v_k_18 v_N_12)) InVars {N=v_N_12, k=v_k_18} OutVars{N=v_N_12, k=v_k_18} AuxVars[] AssignedVars[][1218], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 8#thread2EXITtrue, 9#L49true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), 1096#(and (<= N k) (<= l i) (<= l k)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 523#(<= k i), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 530#(<= (+ k 1) i), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), 377#(<= N k), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 639#(<= l k), 734#true, Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:54:00,466 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 10:54:00,466 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:54:00,466 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 10:54:00,466 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:54:21,022 INFO L129 PetriNetUnfolder]: 16949/37365 cut-off events. [2021-03-25 10:54:21,022 INFO L130 PetriNetUnfolder]: For 1793253/1798422 co-relation queries the response was YES. [2021-03-25 10:54:21,953 INFO L84 FinitePrefix]: Finished finitePrefix Result has 394830 conditions, 37365 events. 16949/37365 cut-off events. For 1793253/1798422 co-relation queries the response was YES. Maximal size of possible extension queue 2936. Compared 432848 event pairs, 385 based on Foata normal form. 2086/39262 useless extension candidates. Maximal degree in co-relation 387263. Up to 9381 conditions per place. [2021-03-25 10:54:22,554 INFO L142 LiptonReduction]: Number of co-enabled transitions 9498 [2021-03-25 10:54:25,162 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 10:54:25,162 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 10:54:25,162 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 26562 [2021-03-25 10:54:25,163 INFO L480 AbstractCegarLoop]: Abstraction has has 321 places, 4568 transitions, 115881 flow [2021-03-25 10:54:25,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 16.444444444444443) internal successors, (148), 9 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:54:25,163 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 10:54:25,163 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 10:54:25,367 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-25 10:54:25,370 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 10:54:25,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 10:54:25,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1690619002, now seen corresponding path program 10 times [2021-03-25 10:54:25,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 10:54:25,370 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185395801] [2021-03-25 10:54:25,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 10:54:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 10:54:25,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:54:25,386 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-03-25 10:54:25,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:54:25,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:54:25,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:54:25,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185395801] [2021-03-25 10:54:25,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061958769] [2021-03-25 10:54:25,405 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 10:54:25,434 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 10:54:25,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 10:54:25,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 10:54:25,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 10:54:25,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:54:25,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:54:25,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 10:54:25,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 10:54:25,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:54:25,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:54:25,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:54:25,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:54:25,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:54:25,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:54:25,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,468 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 10:54:25,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:54:25,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:54:25,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 10:54:25,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 10:54:25,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 10:54:25,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:54:25,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:54:25,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:54:25,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 10:54:25,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 10:54:25,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 10:54:25,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 10:54:25,485 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 10:54:25,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 10:54:25,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 10:54:25,498 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 10:54:25,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 10:54:25,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-25 10:54:25,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519695246] [2021-03-25 10:54:25,498 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 10:54:25,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 10:54:25,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 10:54:25,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-25 10:54:25,499 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 17 out of 41 [2021-03-25 10:54:25,499 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 321 places, 4568 transitions, 115881 flow. Second operand has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:54:25,499 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 10:54:25,499 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 17 of 41 [2021-03-25 10:54:25,499 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 10:56:24,208 INFO L129 PetriNetUnfolder]: 38645/78364 cut-off events. [2021-03-25 10:56:24,208 INFO L130 PetriNetUnfolder]: For 3811794/3811820 co-relation queries the response was YES. [2021-03-25 10:56:26,669 INFO L84 FinitePrefix]: Finished finitePrefix Result has 885727 conditions, 78364 events. 38645/78364 cut-off events. For 3811794/3811820 co-relation queries the response was YES. Maximal size of possible extension queue 4883. Compared 910285 event pairs, 3210 based on Foata normal form. 1194/79557 useless extension candidates. Maximal degree in co-relation 871746. Up to 33834 conditions per place. [2021-03-25 10:56:27,266 INFO L132 encePairwiseOnDemand]: 29/41 looper letters, 6761 selfloop transitions, 1988 changer transitions 145/8901 dead transitions. [2021-03-25 10:56:27,266 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 334 places, 8901 transitions, 248607 flow [2021-03-25 10:56:27,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-25 10:56:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-25 10:56:27,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 336 transitions. [2021-03-25 10:56:27,267 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5853658536585366 [2021-03-25 10:56:27,268 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 336 transitions. [2021-03-25 10:56:27,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 336 transitions. [2021-03-25 10:56:27,268 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 10:56:27,268 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 336 transitions. [2021-03-25 10:56:27,269 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 24.0) internal successors, (336), 14 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:56:27,269 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 41.0) internal successors, (615), 15 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:56:27,270 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 41.0) internal successors, (615), 15 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 10:56:27,270 INFO L185 Difference]: Start difference. First operand has 321 places, 4568 transitions, 115881 flow. Second operand 14 states and 336 transitions. [2021-03-25 10:56:27,270 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 334 places, 8901 transitions, 248607 flow [2021-03-25 10:59:40,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 331 places, 8901 transitions, 231622 flow, removed 8349 selfloop flow, removed 3 redundant places. [2021-03-25 10:59:40,753 INFO L241 Difference]: Finished difference. Result has 342 places, 6333 transitions, 161120 flow [2021-03-25 10:59:40,757 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=41, PETRI_DIFFERENCE_MINUEND_FLOW=107970, PETRI_DIFFERENCE_MINUEND_PLACES=318, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=443, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2928, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=161120, PETRI_PLACES=342, PETRI_TRANSITIONS=6333} [2021-03-25 10:59:40,758 INFO L343 CegarLoopForPetriNet]: 23 programPoint places, 319 predicate places. [2021-03-25 10:59:40,758 INFO L174 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2021-03-25 10:59:40,758 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 342 places, 6333 transitions, 161120 flow [2021-03-25 10:59:40,758 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 342 places, 6333 transitions, 161120 flow [2021-03-25 10:59:40,855 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 338 places, 6333 transitions, 161120 flow [2021-03-25 10:59:45,695 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][1500], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 9#L49true, 10#thread1EXITtrue, 26#L66true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, Black: 46#(and (= k 0) (= i 0)), 1080#(and (<= N i) (<= l i) (<= (+ l 1) k)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, 1182#(<= k (+ l 1)), Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), 740#(<= N i), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:45,695 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 10:59:45,695 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 10:59:45,695 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:59:45,695 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:59:45,809 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][3997], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 9#L49true, 10#thread1EXITtrue, 26#L66true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 1076#(and (<= N i) (<= l i) (<= l k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 695#(and (< l N) (<= l k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 639#(<= l k), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), 740#(<= N i), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:45,809 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 10:59:45,809 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 10:59:45,809 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:59:45,809 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:59:45,885 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([101] L37-1-->thread2EXIT: Formula: (not (< v_k_18 v_N_12)) InVars {N=v_N_12, k=v_k_18} OutVars{N=v_N_12, k=v_k_18} AuxVars[] AssignedVars[][4073], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 8#thread2EXITtrue, 9#L49true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), 1096#(and (<= N k) (<= l i) (<= l k)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 814#(<= k i), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), 377#(<= N k), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 639#(<= l k), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:45,885 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 10:59:45,886 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 10:59:45,886 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 10:59:45,886 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 10:59:45,890 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_k_20 (+ v_k_21 1)) (< v_k_21 v_N_16) (= v_k_20 v_p_11) (= v_C_10 (store v_C_11 v_k_21 (+ (select v_A_7 v_k_21) (select v_B_9 v_k_21))))) InVars {A=v_A_7, N=v_N_16, k=v_k_21, C=v_C_11, B=v_B_9} OutVars{A=v_A_7, p=v_p_11, N=v_N_16, k=v_k_20, C=v_C_10, B=v_B_9} AuxVars[] AssignedVars[p, k, C][4870], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 9#L49true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 814#(<= k i), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1233#(and (<= N l) (<= k l)), Black: 639#(<= l k), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:45,890 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 10:59:45,890 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 10:59:45,890 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 10:59:45,890 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 10:59:48,232 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_k_20 (+ v_k_21 1)) (< v_k_21 v_N_16) (= v_k_20 v_p_11) (= v_C_10 (store v_C_11 v_k_21 (+ (select v_A_7 v_k_21) (select v_B_9 v_k_21))))) InVars {A=v_A_7, N=v_N_16, k=v_k_21, C=v_C_11, B=v_B_9} OutVars{A=v_A_7, p=v_p_11, N=v_N_16, k=v_k_20, C=v_C_10, B=v_B_9} AuxVars[] AssignedVars[p, k, C][300], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:48,232 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 10:59:48,232 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:59:48,232 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:59:48,232 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 10:59:48,956 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][4164], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, 1084#(and (<= l (+ i 1)) (<= l k)), Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 518#(<= l i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 595#(and (<= N i) (<= l i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), 639#(<= l k), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, 1172#(<= k l), Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:48,956 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 10:59:48,956 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 10:59:48,956 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 10:59:48,956 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is not cut-off event [2021-03-25 10:59:52,370 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([98] L25-1-->thread1EXIT: Formula: (not (< v_i_16 v_N_8)) InVars {N=v_N_8, i=v_i_16} OutVars{N=v_N_8, i=v_i_16} AuxVars[] AssignedVars[][2873], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 8#thread2EXITtrue, 9#L49true, 10#thread1EXITtrue, 792#(and (<= N i) (<= k i)), 26#L66true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 814#(<= k i), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), 585#(and (<= N i) (<= (+ l 1) N)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 703#(and (<= (+ l 1) k) (< l N)), 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), 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l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 10:59:52,371 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 10:59:52,371 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:59:52,371 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 10:59:52,371 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:59:57,451 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][1373], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 8#thread2EXITtrue, 792#(and (<= N i) (<= k i)), 24#L49-1true, 26#L66true, 28#L25-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, 814#(<= k i), Black: 46#(and (= k 0) (= i 0)), 53#true, Black: 55#(= i l), Black: 56#(<= (+ l 1) N), 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), 639#(<= l k), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 448#(and (<= N k) (<= i k)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), 1233#(and (<= N l) (<= k l)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1168#(<= N l), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 945#(<= i (+ l 1)), Black: 388#(<= i (+ k 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k)), 254#true]) [2021-03-25 10:59:57,451 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 10:59:57,451 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 10:59:57,451 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 10:59:57,451 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 11:00:07,462 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([101] L37-1-->thread2EXIT: Formula: (not (< v_k_18 v_N_12)) InVars {N=v_N_12, k=v_k_18} OutVars{N=v_N_12, k=v_k_18} AuxVars[] AssignedVars[][3378], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 8#thread2EXITtrue, 10#thread1EXITtrue, 24#L49-1true, 792#(and (<= N i) (<= k i)), 26#L66true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 734#true, Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 813#(<= k (+ i 1)), Black: 814#(<= k i), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 587#(and (<= k i) (<= l i)), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 523#(<= k i), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 1102#(and (<= N k) (<= l k)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), 377#(<= N k), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 1168#(<= N l), Black: 1233#(and (<= N l) (<= k l)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 371#true, Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 11:00:07,462 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 11:00:07,462 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 11:00:07,462 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 11:00:07,462 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 11:00:10,295 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([88] L50-->L49-1: Formula: (and (= (+ (select v_C_8 v_l_10) v_csum_6) v_csum_5) (= (+ v_l_10 1) v_l_9)) InVars {csum=v_csum_6, l=v_l_10, C=v_C_8} OutVars{csum=v_csum_5, l=v_l_9, C=v_C_8} AuxVars[] AssignedVars[csum, l][4164], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 514#true, 24#L49-1true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), Black: 46#(and (= k 0) (= i 0)), 53#true, 1084#(and (<= l (+ i 1)) (<= l k)), Black: 55#(= i l), Black: 56#(<= (+ l 1) N), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 259#(<= (+ l 1) N), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 585#(and (<= N i) (<= (+ l 1) N)), Black: 339#(and (< k N) (<= (+ k 1) i)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), 371#true, Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), 639#(<= l k), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 142#true, 1172#(<= k l), Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1163#true, Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), 254#true, Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 11:00:10,296 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([103] L37-1-->L37-1: Formula: (and (= v_k_20 (+ v_k_21 1)) (< v_k_21 v_N_16) (= v_k_20 v_p_11) (= v_C_10 (store v_C_11 v_k_21 (+ (select v_A_7 v_k_21) (select v_B_9 v_k_21))))) InVars {A=v_A_7, N=v_N_16, k=v_k_21, C=v_C_11, B=v_B_9} OutVars{A=v_A_7, p=v_p_11, N=v_N_16, k=v_k_20, C=v_C_10, B=v_B_9} AuxVars[] AssignedVars[p, k, C][300], [Black: 381#(<= i k), Black: 446#(and (<= i (+ l 1)) (<= N k) (<= i (+ k 1))), 259#(<= (+ l 1) N), 519#(<= (+ l 1) N), 18#L50true, 26#L66true, 28#L25-1true, 30#L37-1true, Black: 737#(and (<= k 1) (= csum 0) (= i csum)), Black: 757#(<= k (+ i 1)), Black: 744#(<= k i), Black: 792#(and (<= N i) (<= k i)), Black: 796#(and (<= N i) (<= k (+ i 1))), Black: 798#(and (<= N (+ i 1)) (<= k (+ i 1))), 1072#(and (<= l i) (<= (+ l 1) k)), Black: 46#(and (= k 0) (= i 0)), 56#(<= (+ l 1) N), Black: 53#true, Black: 55#(= i l), Black: 66#(and (= l 0) (= i 0)), Black: 75#(and (= l 0) (= p 0)), Black: 82#(<= (+ i 1) N), 85#true, Black: 321#(and (<= (+ l 2) N) (<= k i) (<= (+ l 1) i) (< k N)), Black: 577#(and (<= N i) (<= k i) (<= (+ l 1) N)), Black: 325#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 263#(<= k i), Black: 514#true, Black: 549#(<= N i), Black: 867#(and (<= k i) (<= (+ k 1) N)), Black: 329#(and (<= (+ l 2) N) (<= (+ l 1) i) (< k N) (<= (+ k 1) i)), Black: 581#(and (<= (+ l 1) i) (<= (+ l 1) N)), Black: 335#(and (<= k i) (<= (+ l 1) N) (< k N)), Black: 813#(<= k (+ i 1)), Black: 337#(and (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 518#(<= l i), Black: 814#(<= k i), Black: 339#(and (< k N) (<= (+ k 1) i)), Black: 585#(and (<= N i) (<= (+ l 1) N)), 872#true, Black: 587#(and (<= k i) (<= l i)), Black: 341#(and (<= k i) (<= (+ l 1) N)), Black: 523#(<= k i), Black: 343#(and (< (+ k 1) N) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 589#(and (<= N i) (<= k i) (<= l i)), Black: 345#(and (< (+ k 1) N) (<= (+ k 1) i)), Black: 593#(and (<= l i) (<= (+ k 1) i)), Black: 315#(and (<= (+ l 1) i) (<= (+ l 1) N) (< k N) (<= (+ k 1) i)), Black: 1088#(and (<= l (+ i 1)) (<= (+ l 1) k)), Black: 347#(and (< (+ k 1) N) (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1090#(and (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1026#(<= (+ l 1) k), Black: 349#(and (<= k i) (< k N)), Black: 595#(and (<= N i) (<= l i)), Black: 1092#(and (<= N i) (<= l (+ i 1)) (<= l k)), Black: 317#(and (<= (+ l 2) N) (< (+ k 1) N) (<= (+ l 1) i) (<= (+ k 1) i)), Black: 597#(and (<= l i) (<= (+ l 1) N)), Black: 1094#(and (<= N k) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 599#(and (<= N i) (<= l i) (<= (+ k 1) i)), Black: 254#true, Black: 601#(and (<= l i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 319#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1096#(and (<= N k) (<= l i) (<= l k)), Black: 571#(and (<= (+ l 1) i) (<= (+ l 1) N) (<= (+ k 1) i)), Black: 1098#(and (<= N i) (<= N k) (<= l i) (<= l k)), Black: 351#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N) (< k N)), Black: 1100#(and (<= N i) (<= l (+ i 1)) (<= (+ l 1) k)), Black: 573#(and (<= N i) (<= (+ l 1) N) (<= (+ k 1) i)), 371#true, Black: 575#(and (<= k i) (<= (+ l 1) i) (<= (+ l 1) N)), Black: 1102#(and (<= N k) (<= l k)), Black: 1104#(and (<= N i) (<= N k) (<= l (+ i 1)) (<= l k)), Black: 1108#(and (<= N i) (<= l (+ i 1))), Black: 1045#(<= N k), Black: 1110#(and (<= N k) (<= (+ l 1) k)), Black: 1112#(and (<= N k) (<= l (+ i 1))), Black: 1114#(and (<= N i) (<= l i)), Black: 1116#(and (<= N i) (<= l k)), Black: 1118#(and (<= N i) (<= N k) (<= l k)), Black: 1120#(and (<= N i) (<= N k) (<= l (+ i 1))), Black: 1124#(and (<= N i) (<= (+ l 1) k)), Black: 1126#(and (<= N k) (<= l i)), Black: 1130#(and (<= N i) (<= N k) (<= l i)), Black: 1070#(and (<= l i) (<= l k)), Black: 1007#true, Black: 1010#(<= l (+ i 1)), Black: 1011#(<= l i), Black: 1076#(and (<= N i) (<= l i) (<= l k)), Black: 1012#(<= N i), Black: 1016#(<= l k), Black: 1082#(and (<= N k) (<= l i) (<= (+ l 1) k)), Black: 1084#(and (<= l (+ i 1)) (<= l k)), Black: 1086#(and (<= N i) (<= N k) (<= l i) (<= (+ l 1) k)), Black: 113#(and (= (+ (select C l) (* 2 csum)) (+ bsum asum)) (= l csum) (= csum 0)), 1163#true, 142#true, Black: 881#(<= i l), Black: 931#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 933#(and (<= N l) (<= i l)), Black: 875#(<= i (+ l 1)), 942#true, 707#(and (<= (+ l 1) k) (< (+ l 1) N)), Black: 170#(and (= l 0) (= (+ asum bsum) (+ (* 2 l) (select C l))) (= l csum)), 198#true, Black: 705#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 709#(and (<= i (+ l 1)) (= k p) (<= l k) (<= i k)), Black: 711#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= l k) (<= i k)), Black: 681#(< l N), Black: 713#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (<= (+ l 1) k) (< l N)), Black: 715#(and (<= i (+ l 1)) (= k p) (< l N) (<= l k) (<= i k)), Black: 717#(and (<= i (+ l 1)) (<= (+ i 1) N) (= k p) (< l N) (<= l k) (<= i k)), Black: 629#true, Black: 693#(and (= l i) (= k p) (<= (+ l 1) k) (< l N)), Black: 695#(and (< l N) (<= l k)), Black: 697#(and (<= i (+ l 1)) (= k p) (<= (+ l 1) k) (< l N)), Black: 1168#(<= N l), Black: 699#(and (= l i) (= k p) (<= (+ l 1) k) (< (+ l 1) N)), Black: 703#(and (<= (+ l 1) k) (< l N)), Black: 1233#(and (<= N l) (<= k l)), Black: 1235#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 639#(<= l k), Black: 1172#(<= k l), 734#true, Black: 1237#(and (= l 0) (<= N l) (<= k l) (= k p)), Black: 1239#(and (= l 0) (<= k l) (<= N 1) (= k p)), Black: 1229#(and (= l 0) (<= N 1) (<= p 1) (= k p)), Black: 1182#(<= k (+ l 1)), Black: 1166#(and (= l 0) (<= p 1) (= k p)), Black: 1231#(and (= l 0) (<= k l) (= k p)), Black: 448#(and (<= N k) (<= i k)), Black: 450#(and (<= N (+ k 1)) (<= i (+ k 1))), Black: 388#(<= i (+ k 1)), Black: 945#(<= i (+ l 1)), Black: 946#(<= i l), Black: 456#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i k)), Black: 1002#(and (<= (+ i 1) N) (<= i l)), Black: 458#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i k)), Black: 460#(and (<= i (+ l 1)) (<= N (+ l 1)) (<= i (+ k 1))), Black: 462#(and (<= N (+ l 1)) (<= i (+ k 1))), Black: 464#(and (<= N k) (<= N (+ l 1)) (<= i k)), Black: 432#(and (<= i (+ l 1)) (<= i (+ k 1))), Black: 468#(and (<= i (+ l 1)) (<= N (+ l 1)) (= k p) (<= i (+ k 1))), Black: 436#(and (<= i (+ l 1)) (<= i k)), Black: 470#(and (<= i (+ l 1)) (<= N (+ l 1))), Black: 438#(and (<= i (+ l 1)) (<= N k) (<= N (+ l 1)) (= k p) (<= i k)), Black: 375#(<= N (+ l 1)), Black: 472#(and (<= N (+ l 1)) (<= i k)), Black: 376#(and (<= N (+ l 1)) (= k p)), Black: 229#(and (= (+ i (select B i) (select A i)) csum) (= i asum) (= i 0) (= i bsum)), Black: 203#(and (< (+ bsum asum) (+ csum 1)) (<= csum (+ bsum asum))), Black: 442#(and (<= i (+ l 1)) (<= N k) (<= i k))]) [2021-03-25 11:00:10,296 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 11:00:10,296 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 11:00:35,926 INFO L129 PetriNetUnfolder]: 27090/59897 cut-off events. [2021-03-25 11:00:35,926 INFO L130 PetriNetUnfolder]: For 2785632/2793704 co-relation queries the response was YES. [2021-03-25 11:00:38,153 INFO L84 FinitePrefix]: Finished finitePrefix Result has 638371 conditions, 59897 events. 27090/59897 cut-off events. For 2785632/2793704 co-relation queries the response was YES. Maximal size of possible extension queue 4142. Compared 732935 event pairs, 757 based on Foata normal form. 3009/62339 useless extension candidates. Maximal degree in co-relation 627149. Up to 13473 conditions per place. [2021-03-25 11:00:39,319 INFO L142 LiptonReduction]: Number of co-enabled transitions 13812 [2021-03-25 11:00:45,143 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 11:00:45,143 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 11:00:45,144 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 64386 [2021-03-25 11:00:45,144 INFO L480 AbstractCegarLoop]: Abstraction has has 338 places, 6333 transitions, 161120 flow [2021-03-25 11:00:45,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 19.0) internal successors, (171), 9 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 11:00:45,144 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 11:00:45,144 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 11:00:45,347 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,14 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 11:00:45,348 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-25 11:00:45,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 11:00:45,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1980370636, now seen corresponding path program 11 times [2021-03-25 11:00:45,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 11:00:45,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869611068] [2021-03-25 11:00:45,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 11:00:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 11:00:45,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 11:00:45,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 11:00:45,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,382 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 11:00:45,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869611068] [2021-03-25 11:00:45,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530562282] [2021-03-25 11:00:45,383 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 11:00:45,422 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-25 11:00:45,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 11:00:45,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 11:00:45,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 11:00:45,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 11:00:45,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 11:00:45,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 11:00:45,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 11:00:45,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 11:00:45,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 11:00:45,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 11:00:45,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 11:00:45,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 11:00:45,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 11:00:45,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 11:00:45,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 11:00:45,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 11:00:45,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 11:00:45,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 11:00:45,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 11:00:45,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 11:00:45,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 11:00:45,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 11:00:45,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 11:00:45,466 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-25 11:00:45,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 11:00:45,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 11:00:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 11:00:45,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 11:00:45,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-03-25 11:00:45,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294159631] [2021-03-25 11:00:45,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 11:00:45,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 11:00:45,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 11:00:45,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 11:00:45,481 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 41 [2021-03-25 11:00:45,482 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 338 places, 6333 transitions, 161120 flow. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 11:00:45,482 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 11:00:45,482 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 41 [2021-03-25 11:00:45,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 11:03:25,126 INFO L129 PetriNetUnfolder]: 35443/74006 cut-off events. [2021-03-25 11:03:25,126 INFO L130 PetriNetUnfolder]: For 3613921/3619884 co-relation queries the response was YES. [2021-03-25 11:03:27,749 INFO L84 FinitePrefix]: Finished finitePrefix Result has 828926 conditions, 74006 events. 35443/74006 cut-off events. For 3613921/3619884 co-relation queries the response was YES. Maximal size of possible extension queue 4383. Compared 869163 event pairs, 1313 based on Foata normal form. 4759/77946 useless extension candidates. Maximal degree in co-relation 819028. Up to 35056 conditions per place. [2021-03-25 11:03:28,170 INFO L132 encePairwiseOnDemand]: 32/41 looper letters, 4125 selfloop transitions, 669 changer transitions 70/6629 dead transitions. [2021-03-25 11:03:28,170 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 6629 transitions, 179000 flow [2021-03-25 11:03:28,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 11:03:28,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 11:03:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-25 11:03:28,171 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6926829268292682 [2021-03-25 11:03:28,171 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-25 11:03:28,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-25 11:03:28,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 11:03:28,171 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-25 11:03:28,171 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 11:03:28,171 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 11:03:28,171 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 11:03:28,172 INFO L185 Difference]: Start difference. First operand has 338 places, 6333 transitions, 161120 flow. Second operand 5 states and 142 transitions. [2021-03-25 11:03:28,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 6629 transitions, 179000 flow Received shutdown request... [2021-03-25 11:04:55,394 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 11:04:55,395 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-25 11:04:55,397 WARN L224 ceAbstractionStarter]: Timeout [2021-03-25 11:04:55,397 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.03 11:04:55 BasicIcfg [2021-03-25 11:04:55,397 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-25 11:04:55,398 INFO L168 Benchmark]: Toolchain (without parser) took 817633.06 ms. Allocated memory was 339.7 MB in the beginning and 12.1 GB in the end (delta: 11.7 GB). Free memory was 319.5 MB in the beginning and 9.6 GB in the end (delta: -9.2 GB). Peak memory consumption was 8.0 GB. Max. memory is 16.0 GB. [2021-03-25 11:04:55,398 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 339.7 MB. Free memory is still 320.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-25 11:04:55,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.85 ms. Allocated memory is still 339.7 MB. Free memory was 319.5 MB in the beginning and 318.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 11:04:55,398 INFO L168 Benchmark]: Boogie Preprocessor took 18.57 ms. Allocated memory is still 339.7 MB. Free memory was 318.0 MB in the beginning and 317.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-25 11:04:55,398 INFO L168 Benchmark]: RCFGBuilder took 295.66 ms. Allocated memory is still 339.7 MB. Free memory was 317.0 MB in the beginning and 303.0 MB in the end (delta: 14.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-25 11:04:55,398 INFO L168 Benchmark]: TraceAbstraction took 817287.03 ms. Allocated memory was 339.7 MB in the beginning and 12.1 GB in the end (delta: 11.7 GB). Free memory was 302.6 MB in the beginning and 9.6 GB in the end (delta: -9.3 GB). Peak memory consumption was 8.0 GB. Max. memory is 16.0 GB. [2021-03-25 11:04:55,399 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 0.15 ms. Allocated memory is still 339.7 MB. Free memory is still 320.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.85 ms. Allocated memory is still 339.7 MB. Free memory was 319.5 MB in the beginning and 318.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.57 ms. Allocated memory is still 339.7 MB. Free memory was 318.0 MB in the beginning and 317.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 295.66 ms. Allocated memory is still 339.7 MB. Free memory was 317.0 MB in the beginning and 303.0 MB in the end (delta: 14.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 817287.03 ms. Allocated memory was 339.7 MB in the beginning and 12.1 GB in the end (delta: 11.7 GB). Free memory was 302.6 MB in the beginning and 9.6 GB in the end (delta: -9.3 GB). Peak memory consumption was 8.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 274.3ms, 30 PlacesBefore, 23 PlacesAfterwards, 24 TransitionsBefore, 17 TransitionsAfterwards, 184 CoEnabledTransitionPairs, 2 FixpointIterations, 2 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 7 TotalNumberOfCompositions, 90 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 70, positive: 66, positive conditional: 0, positive unconditional: 66, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 60, positive: 56, positive conditional: 0, positive unconditional: 56, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 70, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 60, unknown conditional: 0, unknown unconditional: 60] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.2ms, 20 PlacesBefore, 20 PlacesAfterwards, 19 TransitionsBefore, 19 TransitionsAfterwards, 108 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 12.1ms, 24 PlacesBefore, 24 PlacesAfterwards, 24 TransitionsBefore, 24 TransitionsAfterwards, 158 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.2ms, 31 PlacesBefore, 31 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 178 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.5ms, 35 PlacesBefore, 34 PlacesAfterwards, 28 TransitionsBefore, 28 TransitionsAfterwards, 166 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11.3ms, 33 PlacesBefore, 33 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 130 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.9ms, 37 PlacesBefore, 36 PlacesAfterwards, 27 TransitionsBefore, 27 TransitionsAfterwards, 132 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16.5ms, 40 PlacesBefore, 40 PlacesAfterwards, 34 TransitionsBefore, 34 TransitionsAfterwards, 192 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.5ms, 46 PlacesBefore, 46 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 236 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 25.0ms, 52 PlacesBefore, 52 PlacesAfterwards, 43 TransitionsBefore, 43 TransitionsAfterwards, 270 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 8, Positive cache size: 6, Positive conditional cache size: 0, Positive unconditional cache size: 6, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 265.4ms, 92 PlacesBefore, 92 PlacesAfterwards, 118 TransitionsBefore, 118 TransitionsAfterwards, 654 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 33 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 33, positive: 33, positive conditional: 0, positive unconditional: 33, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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: 33, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 479.6ms, 147 PlacesBefore, 147 PlacesAfterwards, 371 TransitionsBefore, 371 TransitionsAfterwards, 1450 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1115.8ms, 193 PlacesBefore, 193 PlacesAfterwards, 687 TransitionsBefore, 687 TransitionsAfterwards, 2102 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 4 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 4 TotalNumberOfCompositions, 632 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 632, positive: 632, positive conditional: 0, positive unconditional: 632, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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: 632, positive: 632, positive conditional: 0, positive unconditional: 632, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1900.9ms, 222 PlacesBefore, 222 PlacesAfterwards, 1348 TransitionsBefore, 1348 TransitionsAfterwards, 3392 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3029.0ms, 236 PlacesBefore, 236 PlacesAfterwards, 1712 TransitionsBefore, 1712 TransitionsAfterwards, 4412 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3563.6ms, 242 PlacesBefore, 242 PlacesAfterwards, 1819 TransitionsBefore, 1819 TransitionsAfterwards, 4712 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6104.4ms, 251 PlacesBefore, 251 PlacesAfterwards, 2188 TransitionsBefore, 2188 TransitionsAfterwards, 5408 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6211.2ms, 255 PlacesBefore, 255 PlacesAfterwards, 2191 TransitionsBefore, 2191 TransitionsAfterwards, 5196 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 26561.6ms, 321 PlacesBefore, 321 PlacesAfterwards, 4568 TransitionsBefore, 4568 TransitionsAfterwards, 9498 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 64385.2ms, 342 PlacesBefore, 338 PlacesAfterwards, 6333 TransitionsBefore, 6333 TransitionsAfterwards, 13812 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: 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): 6, Positive cache size: 5, Positive conditional cache size: 0, Positive unconditional cache size: 5, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1 - TimeoutResultAtElement [Line: 71]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 71). Cancelled while executing RemoveRedundantFlow. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 11.9ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 817138.8ms, OverallIterations: 20, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 696689.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 378.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 114 SDtfs, 912 SDslu, 173 SDs, 0 SdLazy, 2371 SolverSat, 424 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1634.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 456 GetRequests, 205 SyntacticMatches, 8 SemanticMatches, 243 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1575 ImplicationChecksByTransitivity, 2185.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=161120occurred in iteration=19, InterpolantAutomatonStates: 240, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 90.5ms SsaConstructionTime, 301.8ms SatisfiabilityAnalysisTime, 2477.8ms InterpolantComputationTime, 558 NumberOfCodeBlocks, 553 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 524 ConstructedInterpolants, 0 QuantifiedInterpolants, 3369 SizeOfPredicates, 23 NumberOfNonLiveVariables, 954 ConjunctsInSsa, 123 ConjunctsInUnsatCore, 34 InterpolantComputations, 7 PerfectInterpolantSequences, 82/150 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown