/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-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-26 05:22:00,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-26 05:22:00,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-26 05:22:00,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-26 05:22:00,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-26 05:22:00,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-26 05:22:00,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-26 05:22:00,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-26 05:22:00,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-26 05:22:00,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-26 05:22:00,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-26 05:22:00,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-26 05:22:00,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-26 05:22:00,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-26 05:22:00,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-26 05:22:00,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-26 05:22:00,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-26 05:22:00,224 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-RepeatedSemanticLbeWithPredicates.epf [2021-03-26 05:22:00,237 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-26 05:22:00,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-26 05:22:00,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-26 05:22:00,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-26 05:22:00,238 INFO L138 SettingsManager]: * Use SBE=true [2021-03-26 05:22:00,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-26 05:22:00,239 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-26 05:22:00,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-26 05:22:00,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-26 05:22:00,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-26 05:22:00,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-26 05:22:00,241 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-03-26 05:22:00,241 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-26 05:22:00,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-26 05:22:00,241 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-26 05:22:00,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-26 05:22:00,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-26 05:22:00,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-26 05:22:00,436 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-26 05:22:00,438 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-26 05:22:00,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-2.wvr.bpl [2021-03-26 05:22:00,439 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/misc-2.wvr.bpl' [2021-03-26 05:22:00,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-26 05:22:00,461 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-26 05:22:00,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-26 05:22:00,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-26 05:22:00,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-26 05:22:00,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-26 05:22:00,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-26 05:22:00,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-26 05:22:00,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-26 05:22:00,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,483 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,486 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/1) ... [2021-03-26 05:22:00,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-26 05:22:00,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-26 05:22:00,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-26 05:22:00,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-26 05:22:00,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (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 [2021-03-26 05:22:00,549 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-26 05:22:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-26 05:22:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-26 05:22:00,550 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-26 05:22:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-26 05:22:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-26 05:22:00,551 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-26 05:22:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-26 05:22:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-26 05:22:00,551 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-26 05:22:00,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-26 05:22:00,729 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-26 05:22:00,730 INFO L202 PluginConnector]: Adding new model misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 05:22:00 BoogieIcfgContainer [2021-03-26 05:22:00,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-26 05:22:00,731 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-26 05:22:00,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-26 05:22:00,733 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-26 05:22:00,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.03 05:22:00" (1/2) ... [2021-03-26 05:22:00,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@786c440e and model type misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.03 05:22:00, skipping insertion in model container [2021-03-26 05:22:00,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.03 05:22:00" (2/2) ... [2021-03-26 05:22:00,735 INFO L111 eAbstractionObserver]: Analyzing ICFG misc-2.wvr.bpl [2021-03-26 05:22:00,738 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-26 05:22:00,741 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-26 05:22:00,741 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-26 05:22:00,779 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-26 05:22:00,802 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-03-26 05:22:00,815 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-26 05:22:00,816 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-26 05:22:00,816 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-26 05:22:00,816 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-26 05:22:00,816 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-26 05:22:00,816 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-26 05:22:00,816 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-26 05:22:00,816 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-26 05:22:00,821 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 32 places, 29 transitions, 74 flow [2021-03-26 05:22:00,835 INFO L129 PetriNetUnfolder]: 4/27 cut-off events. [2021-03-26 05:22:00,835 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 05:22:00,837 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36 conditions, 27 events. 4/27 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 54 event pairs, 0 based on Foata normal form. 0/22 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-03-26 05:22:00,837 INFO L82 GeneralOperation]: Start removeDead. Operand has 32 places, 29 transitions, 74 flow [2021-03-26 05:22:00,840 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 28 places, 25 transitions, 62 flow [2021-03-26 05:22:00,841 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:00,849 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 28 places, 25 transitions, 62 flow [2021-03-26 05:22:00,851 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 28 places, 25 transitions, 62 flow [2021-03-26 05:22:00,852 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 28 places, 25 transitions, 62 flow [2021-03-26 05:22:00,859 INFO L129 PetriNetUnfolder]: 4/25 cut-off events. [2021-03-26 05:22:00,859 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 05:22:00,860 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34 conditions, 25 events. 4/25 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 52 event pairs, 0 based on Foata normal form. 0/21 useless extension candidates. Maximal degree in co-relation 21. Up to 2 conditions per place. [2021-03-26 05:22:00,862 INFO L142 LiptonReduction]: Number of co-enabled transitions 198 [2021-03-26 05:22:01,278 INFO L154 LiptonReduction]: Checked pairs total: 88 [2021-03-26 05:22:01,278 INFO L156 LiptonReduction]: Total number of compositions: 11 [2021-03-26 05:22:01,282 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 442 [2021-03-26 05:22:01,298 INFO L129 PetriNetUnfolder]: 4/16 cut-off events. [2021-03-26 05:22:01,298 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-03-26 05:22:01,298 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:01,299 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:01,299 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:01,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:01,305 INFO L82 PathProgramCache]: Analyzing trace with hash -1140409402, now seen corresponding path program 1 times [2021-03-26 05:22:01,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:01,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124792354] [2021-03-26 05:22:01,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:01,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:01,400 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124792354] [2021-03-26 05:22:01,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 05:22:01,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-26 05:22:01,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607010721] [2021-03-26 05:22:01,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-26 05:22:01,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:01,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-26 05:22:01,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-26 05:22:01,417 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 40 [2021-03-26 05:22:01,418 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 17 transitions, 46 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) [2021-03-26 05:22:01,418 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:01,418 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 40 [2021-03-26 05:22:01,419 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:01,447 INFO L129 PetriNetUnfolder]: 14/41 cut-off events. [2021-03-26 05:22:01,447 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-26 05:22:01,448 INFO L84 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 41 events. 14/41 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 96 event pairs, 0 based on Foata normal form. 1/36 useless extension candidates. Maximal degree in co-relation 52. Up to 18 conditions per place. [2021-03-26 05:22:01,449 INFO L132 encePairwiseOnDemand]: 34/40 looper letters, 5 selfloop transitions, 5 changer transitions 0/21 dead transitions. [2021-03-26 05:22:01,449 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 21 transitions, 74 flow [2021-03-26 05:22:01,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-26 05:22:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-26 05:22:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 89 transitions. [2021-03-26 05:22:01,456 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7416666666666667 [2021-03-26 05:22:01,456 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 89 transitions. [2021-03-26 05:22:01,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 89 transitions. [2021-03-26 05:22:01,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:01,458 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 89 transitions. [2021-03-26 05:22:01,459 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,462 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,462 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,463 INFO L185 Difference]: Start difference. First operand has 20 places, 17 transitions, 46 flow. Second operand 3 states and 89 transitions. [2021-03-26 05:22:01,463 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 21 transitions, 74 flow [2021-03-26 05:22:01,465 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 18 places, 21 transitions, 66 flow, removed 0 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:01,466 INFO L241 Difference]: Finished difference. Result has 19 places, 21 transitions, 71 flow [2021-03-26 05:22:01,467 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=40, PETRI_DIFFERENCE_MINUEND_FLOW=38, PETRI_DIFFERENCE_MINUEND_PLACES=16, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=71, PETRI_PLACES=19, PETRI_TRANSITIONS=21} [2021-03-26 05:22:01,467 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, -1 predicate places. [2021-03-26 05:22:01,468 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:01,468 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 19 places, 21 transitions, 71 flow [2021-03-26 05:22:01,468 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 19 places, 21 transitions, 71 flow [2021-03-26 05:22:01,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 19 places, 21 transitions, 71 flow [2021-03-26 05:22:01,472 INFO L129 PetriNetUnfolder]: 14/41 cut-off events. [2021-03-26 05:22:01,473 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-26 05:22:01,473 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 41 events. 14/41 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 95 event pairs, 0 based on Foata normal form. 0/35 useless extension candidates. Maximal degree in co-relation 52. Up to 18 conditions per place. [2021-03-26 05:22:01,473 INFO L142 LiptonReduction]: Number of co-enabled transitions 106 [2021-03-26 05:22:01,593 INFO L154 LiptonReduction]: Checked pairs total: 21 [2021-03-26 05:22:01,593 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-26 05:22:01,594 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 126 [2021-03-26 05:22:01,595 INFO L480 AbstractCegarLoop]: Abstraction has has 18 places, 19 transitions, 64 flow [2021-03-26 05:22:01,595 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) [2021-03-26 05:22:01,595 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:01,595 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:01,595 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-26 05:22:01,595 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:01,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:01,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1674783746, now seen corresponding path program 1 times [2021-03-26 05:22:01,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:01,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581133174] [2021-03-26 05:22:01,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:01,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:01,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581133174] [2021-03-26 05:22:01,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831427216] [2021-03-26 05:22:01,619 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 [2021-03-26 05:22:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:01,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjunts are in the unsatisfiable core [2021-03-26 05:22:01,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:01,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:01,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-26 05:22:01,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:01,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:01,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:01,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:01,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:01,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:01,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:01,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:01,706 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:01,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:01,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:01,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:01,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:01,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-26 05:22:01,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744565591] [2021-03-26 05:22:01,711 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 05:22:01,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:01,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 05:22:01,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 05:22:01,712 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 44 [2021-03-26 05:22:01,713 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 18 places, 19 transitions, 64 flow. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,713 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:01,713 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 44 [2021-03-26 05:22:01,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:01,757 INFO L129 PetriNetUnfolder]: 39/90 cut-off events. [2021-03-26 05:22:01,757 INFO L130 PetriNetUnfolder]: For 19/19 co-relation queries the response was YES. [2021-03-26 05:22:01,757 INFO L84 FinitePrefix]: Finished finitePrefix Result has 207 conditions, 90 events. 39/90 cut-off events. For 19/19 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 301 event pairs, 4 based on Foata normal form. 0/73 useless extension candidates. Maximal degree in co-relation 184. Up to 36 conditions per place. [2021-03-26 05:22:01,758 INFO L132 encePairwiseOnDemand]: 36/44 looper letters, 17 selfloop transitions, 10 changer transitions 0/34 dead transitions. [2021-03-26 05:22:01,758 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 34 transitions, 160 flow [2021-03-26 05:22:01,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 05:22:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 05:22:01,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 147 transitions. [2021-03-26 05:22:01,759 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6681818181818182 [2021-03-26 05:22:01,759 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 147 transitions. [2021-03-26 05:22:01,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 147 transitions. [2021-03-26 05:22:01,760 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:01,760 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 147 transitions. [2021-03-26 05:22:01,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,761 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,762 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,762 INFO L185 Difference]: Start difference. First operand has 18 places, 19 transitions, 64 flow. Second operand 5 states and 147 transitions. [2021-03-26 05:22:01,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 34 transitions, 160 flow [2021-03-26 05:22:01,762 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 21 places, 34 transitions, 156 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-26 05:22:01,763 INFO L241 Difference]: Finished difference. Result has 24 places, 25 transitions, 117 flow [2021-03-26 05:22:01,763 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=44, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=19, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=117, PETRI_PLACES=24, PETRI_TRANSITIONS=25} [2021-03-26 05:22:01,764 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 4 predicate places. [2021-03-26 05:22:01,764 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:01,764 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 24 places, 25 transitions, 117 flow [2021-03-26 05:22:01,771 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 24 places, 25 transitions, 117 flow [2021-03-26 05:22:01,772 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 24 places, 25 transitions, 117 flow [2021-03-26 05:22:01,778 INFO L129 PetriNetUnfolder]: 20/63 cut-off events. [2021-03-26 05:22:01,778 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-26 05:22:01,779 INFO L84 FinitePrefix]: Finished finitePrefix Result has 144 conditions, 63 events. 20/63 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 205 event pairs, 0 based on Foata normal form. 0/62 useless extension candidates. Maximal degree in co-relation 119. Up to 25 conditions per place. [2021-03-26 05:22:01,788 INFO L142 LiptonReduction]: Number of co-enabled transitions 112 [2021-03-26 05:22:01,834 INFO L154 LiptonReduction]: Checked pairs total: 10 [2021-03-26 05:22:01,834 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:22:01,835 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 71 [2021-03-26 05:22:01,838 INFO L480 AbstractCegarLoop]: Abstraction has has 24 places, 24 transitions, 113 flow [2021-03-26 05:22:01,838 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:01,838 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:01,838 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:02,052 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-26 05:22:02,052 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:02,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:02,053 INFO L82 PathProgramCache]: Analyzing trace with hash -2085999708, now seen corresponding path program 2 times [2021-03-26 05:22:02,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:02,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039616911] [2021-03-26 05:22:02,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:02,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:02,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:02,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:02,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039616911] [2021-03-26 05:22:02,083 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 05:22:02,084 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 05:22:02,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330484506] [2021-03-26 05:22:02,084 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 05:22:02,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:02,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 05:22:02,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 05:22:02,087 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 46 [2021-03-26 05:22:02,087 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 24 places, 24 transitions, 113 flow. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,087 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:02,087 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 46 [2021-03-26 05:22:02,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:02,154 INFO L129 PetriNetUnfolder]: 35/77 cut-off events. [2021-03-26 05:22:02,154 INFO L130 PetriNetUnfolder]: For 62/63 co-relation queries the response was YES. [2021-03-26 05:22:02,155 INFO L84 FinitePrefix]: Finished finitePrefix Result has 244 conditions, 77 events. 35/77 cut-off events. For 62/63 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 236 event pairs, 2 based on Foata normal form. 1/78 useless extension candidates. Maximal degree in co-relation 220. Up to 31 conditions per place. [2021-03-26 05:22:02,155 INFO L132 encePairwiseOnDemand]: 38/46 looper letters, 19 selfloop transitions, 13 changer transitions 3/42 dead transitions. [2021-03-26 05:22:02,155 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 42 transitions, 279 flow [2021-03-26 05:22:02,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 05:22:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 05:22:02,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 150 transitions. [2021-03-26 05:22:02,157 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6521739130434783 [2021-03-26 05:22:02,157 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 150 transitions. [2021-03-26 05:22:02,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 150 transitions. [2021-03-26 05:22:02,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:02,158 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 150 transitions. [2021-03-26 05:22:02,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,159 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 46.0) internal successors, (276), 6 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,159 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 46.0) internal successors, (276), 6 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,159 INFO L185 Difference]: Start difference. First operand has 24 places, 24 transitions, 113 flow. Second operand 5 states and 150 transitions. [2021-03-26 05:22:02,159 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 42 transitions, 279 flow [2021-03-26 05:22:02,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 42 transitions, 279 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-26 05:22:02,161 INFO L241 Difference]: Finished difference. Result has 31 places, 33 transitions, 231 flow [2021-03-26 05:22:02,161 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=46, PETRI_DIFFERENCE_MINUEND_FLOW=113, PETRI_DIFFERENCE_MINUEND_PLACES=24, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=15, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=231, PETRI_PLACES=31, PETRI_TRANSITIONS=33} [2021-03-26 05:22:02,161 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 11 predicate places. [2021-03-26 05:22:02,161 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:02,161 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 31 places, 33 transitions, 231 flow [2021-03-26 05:22:02,162 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 31 places, 33 transitions, 231 flow [2021-03-26 05:22:02,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 31 places, 33 transitions, 231 flow [2021-03-26 05:22:02,166 INFO L129 PetriNetUnfolder]: 18/52 cut-off events. [2021-03-26 05:22:02,166 INFO L130 PetriNetUnfolder]: For 58/59 co-relation queries the response was YES. [2021-03-26 05:22:02,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 174 conditions, 52 events. 18/52 cut-off events. For 58/59 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 153 event pairs, 0 based on Foata normal form. 1/53 useless extension candidates. Maximal degree in co-relation 148. Up to 22 conditions per place. [2021-03-26 05:22:02,167 INFO L142 LiptonReduction]: Number of co-enabled transitions 104 [2021-03-26 05:22:02,312 INFO L154 LiptonReduction]: Checked pairs total: 26 [2021-03-26 05:22:02,312 INFO L156 LiptonReduction]: Total number of compositions: 6 [2021-03-26 05:22:02,312 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 151 [2021-03-26 05:22:02,314 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 29 transitions, 204 flow [2021-03-26 05:22:02,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,314 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:02,314 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:02,314 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-26 05:22:02,314 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:02,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:02,315 INFO L82 PathProgramCache]: Analyzing trace with hash -1092260251, now seen corresponding path program 1 times [2021-03-26 05:22:02,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:02,316 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815608895] [2021-03-26 05:22:02,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:02,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:02,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:02,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815608895] [2021-03-26 05:22:02,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 05:22:02,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 05:22:02,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073983669] [2021-03-26 05:22:02,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 05:22:02,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:02,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 05:22:02,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 05:22:02,379 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 52 [2021-03-26 05:22:02,379 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 29 transitions, 204 flow. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,379 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:02,379 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 52 [2021-03-26 05:22:02,379 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:02,430 INFO L129 PetriNetUnfolder]: 34/85 cut-off events. [2021-03-26 05:22:02,430 INFO L130 PetriNetUnfolder]: For 154/154 co-relation queries the response was YES. [2021-03-26 05:22:02,431 INFO L84 FinitePrefix]: Finished finitePrefix Result has 333 conditions, 85 events. 34/85 cut-off events. For 154/154 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 270 event pairs, 0 based on Foata normal form. 4/89 useless extension candidates. Maximal degree in co-relation 302. Up to 33 conditions per place. [2021-03-26 05:22:02,432 INFO L132 encePairwiseOnDemand]: 45/52 looper letters, 32 selfloop transitions, 8 changer transitions 1/47 dead transitions. [2021-03-26 05:22:02,432 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 47 transitions, 419 flow [2021-03-26 05:22:02,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 05:22:02,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 05:22:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 148 transitions. [2021-03-26 05:22:02,435 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5692307692307692 [2021-03-26 05:22:02,435 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 148 transitions. [2021-03-26 05:22:02,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 148 transitions. [2021-03-26 05:22:02,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:02,436 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 148 transitions. [2021-03-26 05:22:02,437 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 29.6) internal successors, (148), 5 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) [2021-03-26 05:22:02,438 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 52.0) internal successors, (312), 6 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,438 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 52.0) internal successors, (312), 6 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,438 INFO L185 Difference]: Start difference. First operand has 30 places, 29 transitions, 204 flow. Second operand 5 states and 148 transitions. [2021-03-26 05:22:02,438 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 47 transitions, 419 flow [2021-03-26 05:22:02,443 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 47 transitions, 415 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-03-26 05:22:02,444 INFO L241 Difference]: Finished difference. Result has 37 places, 32 transitions, 255 flow [2021-03-26 05:22:02,444 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=29, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=255, PETRI_PLACES=37, PETRI_TRANSITIONS=32} [2021-03-26 05:22:02,444 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 17 predicate places. [2021-03-26 05:22:02,444 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:02,444 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 37 places, 32 transitions, 255 flow [2021-03-26 05:22:02,445 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 37 places, 32 transitions, 255 flow [2021-03-26 05:22:02,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 37 places, 32 transitions, 255 flow [2021-03-26 05:22:02,450 INFO L129 PetriNetUnfolder]: 19/64 cut-off events. [2021-03-26 05:22:02,450 INFO L130 PetriNetUnfolder]: For 98/99 co-relation queries the response was YES. [2021-03-26 05:22:02,451 INFO L84 FinitePrefix]: Finished finitePrefix Result has 241 conditions, 64 events. 19/64 cut-off events. For 98/99 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 203 event pairs, 0 based on Foata normal form. 1/65 useless extension candidates. Maximal degree in co-relation 207. Up to 25 conditions per place. [2021-03-26 05:22:02,451 INFO L142 LiptonReduction]: Number of co-enabled transitions 80 [2021-03-26 05:22:02,560 INFO L154 LiptonReduction]: Checked pairs total: 15 [2021-03-26 05:22:02,560 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 05:22:02,560 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 116 [2021-03-26 05:22:02,561 INFO L480 AbstractCegarLoop]: Abstraction has has 37 places, 31 transitions, 248 flow [2021-03-26 05:22:02,561 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,561 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:02,561 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:02,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-26 05:22:02,561 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:02,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:02,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1486175453, now seen corresponding path program 2 times [2021-03-26 05:22:02,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:02,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462878285] [2021-03-26 05:22:02,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:02,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:02,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:02,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:02,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462878285] [2021-03-26 05:22:02,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-26 05:22:02,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-26 05:22:02,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004932632] [2021-03-26 05:22:02,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-26 05:22:02,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:02,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-26 05:22:02,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-26 05:22:02,586 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 55 [2021-03-26 05:22:02,586 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 31 transitions, 248 flow. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,586 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:02,586 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 55 [2021-03-26 05:22:02,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:02,636 INFO L129 PetriNetUnfolder]: 29/79 cut-off events. [2021-03-26 05:22:02,636 INFO L130 PetriNetUnfolder]: For 189/191 co-relation queries the response was YES. [2021-03-26 05:22:02,636 INFO L84 FinitePrefix]: Finished finitePrefix Result has 352 conditions, 79 events. 29/79 cut-off events. For 189/191 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 236 event pairs, 2 based on Foata normal form. 1/80 useless extension candidates. Maximal degree in co-relation 315. Up to 32 conditions per place. [2021-03-26 05:22:02,637 INFO L132 encePairwiseOnDemand]: 47/55 looper letters, 27 selfloop transitions, 8 changer transitions 4/45 dead transitions. [2021-03-26 05:22:02,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 45 transitions, 435 flow [2021-03-26 05:22:02,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 05:22:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 05:22:02,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 149 transitions. [2021-03-26 05:22:02,638 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5418181818181819 [2021-03-26 05:22:02,638 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 149 transitions. [2021-03-26 05:22:02,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 149 transitions. [2021-03-26 05:22:02,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:02,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 149 transitions. [2021-03-26 05:22:02,638 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,639 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 55.0) internal successors, (330), 6 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,639 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 55.0) internal successors, (330), 6 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,639 INFO L185 Difference]: Start difference. First operand has 37 places, 31 transitions, 248 flow. Second operand 5 states and 149 transitions. [2021-03-26 05:22:02,639 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 45 transitions, 435 flow [2021-03-26 05:22:02,641 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 45 transitions, 420 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-26 05:22:02,641 INFO L241 Difference]: Finished difference. Result has 43 places, 34 transitions, 299 flow [2021-03-26 05:22:02,641 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=55, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=299, PETRI_PLACES=43, PETRI_TRANSITIONS=34} [2021-03-26 05:22:02,642 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 23 predicate places. [2021-03-26 05:22:02,642 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:02,642 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 34 transitions, 299 flow [2021-03-26 05:22:02,642 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 34 transitions, 299 flow [2021-03-26 05:22:02,642 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 34 transitions, 299 flow [2021-03-26 05:22:02,646 INFO L129 PetriNetUnfolder]: 15/52 cut-off events. [2021-03-26 05:22:02,646 INFO L130 PetriNetUnfolder]: For 122/126 co-relation queries the response was YES. [2021-03-26 05:22:02,646 INFO L84 FinitePrefix]: Finished finitePrefix Result has 224 conditions, 52 events. 15/52 cut-off events. For 122/126 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 125 event pairs, 0 based on Foata normal form. 0/52 useless extension candidates. Maximal degree in co-relation 186. Up to 22 conditions per place. [2021-03-26 05:22:02,646 INFO L142 LiptonReduction]: Number of co-enabled transitions 70 [2021-03-26 05:22:02,695 INFO L154 LiptonReduction]: Checked pairs total: 8 [2021-03-26 05:22:02,695 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:22:02,695 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 53 [2021-03-26 05:22:02,696 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 33 transitions, 290 flow [2021-03-26 05:22:02,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,696 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:02,696 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:02,696 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-26 05:22:02,696 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:02,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:02,697 INFO L82 PathProgramCache]: Analyzing trace with hash 258873675, now seen corresponding path program 1 times [2021-03-26 05:22:02,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:02,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134489127] [2021-03-26 05:22:02,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:02,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,723 INFO L142 QuantifierPusher]: treesize reduction 5, result has 68.8 percent of original size [2021-03-26 05:22:02,725 INFO L147 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size 7 [2021-03-26 05:22:02,734 INFO L142 QuantifierPusher]: treesize reduction 5, result has 68.8 percent of original size [2021-03-26 05:22:02,735 INFO L147 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size 7 [2021-03-26 05:22:02,744 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:02,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:02,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134489127] [2021-03-26 05:22:02,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790041880] [2021-03-26 05:22:02,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:02,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 05:22:02,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:02,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:02,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:02,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:02,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:02,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:02,800 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 05:22:02,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:22:02,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:02,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:02,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:02,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:02,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:02,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:02,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-03-26 05:22:02,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765696931] [2021-03-26 05:22:02,824 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-26 05:22:02,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:02,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-26 05:22:02,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-26 05:22:02,825 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 57 [2021-03-26 05:22:02,825 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 33 transitions, 290 flow. Second operand has 8 states, 8 states have (on average 19.625) internal successors, (157), 8 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,825 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:02,825 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 57 [2021-03-26 05:22:02,825 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:02,932 INFO L129 PetriNetUnfolder]: 37/93 cut-off events. [2021-03-26 05:22:02,933 INFO L130 PetriNetUnfolder]: For 297/297 co-relation queries the response was YES. [2021-03-26 05:22:02,933 INFO L84 FinitePrefix]: Finished finitePrefix Result has 467 conditions, 93 events. 37/93 cut-off events. For 297/297 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 286 event pairs, 2 based on Foata normal form. 5/98 useless extension candidates. Maximal degree in co-relation 426. Up to 44 conditions per place. [2021-03-26 05:22:02,934 INFO L132 encePairwiseOnDemand]: 50/57 looper letters, 34 selfloop transitions, 12 changer transitions 0/51 dead transitions. [2021-03-26 05:22:02,934 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 51 transitions, 540 flow [2021-03-26 05:22:02,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-26 05:22:02,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-26 05:22:02,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 162 transitions. [2021-03-26 05:22:02,935 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.40601503759398494 [2021-03-26 05:22:02,935 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 162 transitions. [2021-03-26 05:22:02,935 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 162 transitions. [2021-03-26 05:22:02,935 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:02,935 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 162 transitions. [2021-03-26 05:22:02,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 23.142857142857142) internal successors, (162), 7 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) [2021-03-26 05:22:02,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 57.0) internal successors, (456), 8 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,936 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 57.0) internal successors, (456), 8 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,936 INFO L185 Difference]: Start difference. First operand has 43 places, 33 transitions, 290 flow. Second operand 7 states and 162 transitions. [2021-03-26 05:22:02,936 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 51 transitions, 540 flow [2021-03-26 05:22:02,938 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 51 transitions, 515 flow, removed 10 selfloop flow, removed 1 redundant places. [2021-03-26 05:22:02,939 INFO L241 Difference]: Finished difference. Result has 49 places, 38 transitions, 358 flow [2021-03-26 05:22:02,939 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=271, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=33, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=358, PETRI_PLACES=49, PETRI_TRANSITIONS=38} [2021-03-26 05:22:02,939 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 29 predicate places. [2021-03-26 05:22:02,939 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:02,939 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 38 transitions, 358 flow [2021-03-26 05:22:02,939 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 38 transitions, 358 flow [2021-03-26 05:22:02,940 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 38 transitions, 358 flow [2021-03-26 05:22:02,944 INFO L129 PetriNetUnfolder]: 19/65 cut-off events. [2021-03-26 05:22:02,944 INFO L130 PetriNetUnfolder]: For 179/181 co-relation queries the response was YES. [2021-03-26 05:22:02,944 INFO L84 FinitePrefix]: Finished finitePrefix Result has 313 conditions, 65 events. 19/65 cut-off events. For 179/181 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 189 event pairs, 0 based on Foata normal form. 0/65 useless extension candidates. Maximal degree in co-relation 276. Up to 24 conditions per place. [2021-03-26 05:22:02,945 INFO L142 LiptonReduction]: Number of co-enabled transitions 76 [2021-03-26 05:22:02,990 INFO L154 LiptonReduction]: Checked pairs total: 10 [2021-03-26 05:22:02,990 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:22:02,990 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51 [2021-03-26 05:22:02,990 INFO L480 AbstractCegarLoop]: Abstraction has has 48 places, 36 transitions, 347 flow [2021-03-26 05:22:02,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 19.625) internal successors, (157), 8 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:02,991 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:02,991 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:03,205 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:03,206 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:03,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:03,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1291865351, now seen corresponding path program 1 times [2021-03-26 05:22:03,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:03,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253640572] [2021-03-26 05:22:03,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:03,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:03,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:03,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253640572] [2021-03-26 05:22:03,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658390901] [2021-03-26 05:22:03,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:03,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:03,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 05:22:03,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:03,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:03,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:03,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:03,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:03,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:03,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:03,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:03,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:03,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:03,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:03,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:03,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:03,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,352 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:03,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:03,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:03,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-26 05:22:03,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133711076] [2021-03-26 05:22:03,358 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 05:22:03,358 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:03,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 05:22:03,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-26 05:22:03,358 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 59 [2021-03-26 05:22:03,359 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 36 transitions, 347 flow. Second operand has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 7 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,359 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:03,359 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 59 [2021-03-26 05:22:03,359 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:03,482 INFO L129 PetriNetUnfolder]: 65/158 cut-off events. [2021-03-26 05:22:03,482 INFO L130 PetriNetUnfolder]: For 677/679 co-relation queries the response was YES. [2021-03-26 05:22:03,483 INFO L84 FinitePrefix]: Finished finitePrefix Result has 845 conditions, 158 events. 65/158 cut-off events. For 677/679 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 600 event pairs, 1 based on Foata normal form. 11/169 useless extension candidates. Maximal degree in co-relation 788. Up to 53 conditions per place. [2021-03-26 05:22:03,484 INFO L132 encePairwiseOnDemand]: 46/59 looper letters, 43 selfloop transitions, 36 changer transitions 0/83 dead transitions. [2021-03-26 05:22:03,484 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 83 transitions, 947 flow [2021-03-26 05:22:03,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 05:22:03,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 05:22:03,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 198 transitions. [2021-03-26 05:22:03,485 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3728813559322034 [2021-03-26 05:22:03,485 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 198 transitions. [2021-03-26 05:22:03,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 198 transitions. [2021-03-26 05:22:03,486 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:03,486 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 198 transitions. [2021-03-26 05:22:03,486 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 22.0) internal successors, (198), 9 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,487 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 59.0) internal successors, (590), 10 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,487 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 59.0) internal successors, (590), 10 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,487 INFO L185 Difference]: Start difference. First operand has 48 places, 36 transitions, 347 flow. Second operand 9 states and 198 transitions. [2021-03-26 05:22:03,487 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 83 transitions, 947 flow [2021-03-26 05:22:03,490 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 83 transitions, 895 flow, removed 13 selfloop flow, removed 3 redundant places. [2021-03-26 05:22:03,492 INFO L241 Difference]: Finished difference. Result has 59 places, 62 transitions, 750 flow [2021-03-26 05:22:03,492 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=316, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=750, PETRI_PLACES=59, PETRI_TRANSITIONS=62} [2021-03-26 05:22:03,492 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 39 predicate places. [2021-03-26 05:22:03,492 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:03,492 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 59 places, 62 transitions, 750 flow [2021-03-26 05:22:03,492 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 59 places, 62 transitions, 750 flow [2021-03-26 05:22:03,493 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 59 places, 62 transitions, 750 flow [2021-03-26 05:22:03,502 INFO L129 PetriNetUnfolder]: 48/138 cut-off events. [2021-03-26 05:22:03,503 INFO L130 PetriNetUnfolder]: For 786/789 co-relation queries the response was YES. [2021-03-26 05:22:03,503 INFO L84 FinitePrefix]: Finished finitePrefix Result has 801 conditions, 138 events. 48/138 cut-off events. For 786/789 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 538 event pairs, 2 based on Foata normal form. 2/140 useless extension candidates. Maximal degree in co-relation 747. Up to 42 conditions per place. [2021-03-26 05:22:03,504 INFO L142 LiptonReduction]: Number of co-enabled transitions 76 [2021-03-26 05:22:03,508 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:03,508 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:03,508 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 16 [2021-03-26 05:22:03,509 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 62 transitions, 750 flow [2021-03-26 05:22:03,509 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 7 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,509 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:03,509 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:03,724 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:03,725 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:03,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:03,725 INFO L82 PathProgramCache]: Analyzing trace with hash 458682426, now seen corresponding path program 1 times [2021-03-26 05:22:03,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:03,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232476727] [2021-03-26 05:22:03,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:03,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:03,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:03,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:03,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232476727] [2021-03-26 05:22:03,746 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179227646] [2021-03-26 05:22:03,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:03,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 05:22:03,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:03,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:03,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:03,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:03,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:03,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:03,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:03,803 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:03,803 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:03,806 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:03,807 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:03,807 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:03,808 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:22:03,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:22:03,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 05:22:03,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:03,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-03-26 05:22:03,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:03,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:03,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:03,835 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 05:22:03,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:03,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:03,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:03,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:03,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:03,838 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:03,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:03,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:03,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:03,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-26 05:22:03,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447365048] [2021-03-26 05:22:03,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 05:22:03,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:03,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 05:22:03,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 05:22:03,845 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 59 [2021-03-26 05:22:03,845 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 62 transitions, 750 flow. Second operand has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,845 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:03,845 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 59 [2021-03-26 05:22:03,845 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:03,924 INFO L129 PetriNetUnfolder]: 62/158 cut-off events. [2021-03-26 05:22:03,924 INFO L130 PetriNetUnfolder]: For 1132/1134 co-relation queries the response was YES. [2021-03-26 05:22:03,924 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1024 conditions, 158 events. 62/158 cut-off events. For 1132/1134 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 616 event pairs, 5 based on Foata normal form. 2/160 useless extension candidates. Maximal degree in co-relation 961. Up to 45 conditions per place. [2021-03-26 05:22:03,925 INFO L132 encePairwiseOnDemand]: 47/59 looper letters, 40 selfloop transitions, 37 changer transitions 0/81 dead transitions. [2021-03-26 05:22:03,925 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 81 transitions, 1119 flow [2021-03-26 05:22:03,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-26 05:22:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-26 05:22:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 186 transitions. [2021-03-26 05:22:03,926 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3502824858757062 [2021-03-26 05:22:03,926 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 186 transitions. [2021-03-26 05:22:03,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 186 transitions. [2021-03-26 05:22:03,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:03,926 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 186 transitions. [2021-03-26 05:22:03,927 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 20.666666666666668) internal successors, (186), 9 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,927 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 59.0) internal successors, (590), 10 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,928 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 59.0) internal successors, (590), 10 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,928 INFO L185 Difference]: Start difference. First operand has 59 places, 62 transitions, 750 flow. Second operand 9 states and 186 transitions. [2021-03-26 05:22:03,928 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 81 transitions, 1119 flow [2021-03-26 05:22:03,932 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 81 transitions, 1074 flow, removed 21 selfloop flow, removed 1 redundant places. [2021-03-26 05:22:03,933 INFO L241 Difference]: Finished difference. Result has 68 places, 70 transitions, 923 flow [2021-03-26 05:22:03,933 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=681, PETRI_DIFFERENCE_MINUEND_PLACES=58, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=923, PETRI_PLACES=68, PETRI_TRANSITIONS=70} [2021-03-26 05:22:03,933 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 48 predicate places. [2021-03-26 05:22:03,933 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:03,933 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 70 transitions, 923 flow [2021-03-26 05:22:03,934 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 70 transitions, 923 flow [2021-03-26 05:22:03,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 68 places, 70 transitions, 923 flow [2021-03-26 05:22:03,943 INFO L129 PetriNetUnfolder]: 47/142 cut-off events. [2021-03-26 05:22:03,943 INFO L130 PetriNetUnfolder]: For 1154/1163 co-relation queries the response was YES. [2021-03-26 05:22:03,944 INFO L84 FinitePrefix]: Finished finitePrefix Result has 865 conditions, 142 events. 47/142 cut-off events. For 1154/1163 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 582 event pairs, 2 based on Foata normal form. 2/143 useless extension candidates. Maximal degree in co-relation 805. Up to 40 conditions per place. [2021-03-26 05:22:03,944 INFO L142 LiptonReduction]: Number of co-enabled transitions 86 [2021-03-26 05:22:03,949 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:03,949 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:03,949 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 16 [2021-03-26 05:22:03,949 INFO L480 AbstractCegarLoop]: Abstraction has has 68 places, 70 transitions, 923 flow [2021-03-26 05:22:03,949 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:03,949 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:03,950 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:04,152 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:04,153 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:04,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:04,153 INFO L82 PathProgramCache]: Analyzing trace with hash -419306919, now seen corresponding path program 1 times [2021-03-26 05:22:04,153 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:04,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528139073] [2021-03-26 05:22:04,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:04,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:04,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:04,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528139073] [2021-03-26 05:22:04,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922344497] [2021-03-26 05:22:04,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:04,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 05:22:04,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:04,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:04,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:04,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:04,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:04,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,263 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:04,263 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:04,264 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,265 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:04,265 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:04,266 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,277 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.7 percent of original size [2021-03-26 05:22:04,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 05:22:04,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 05:22:04,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:22:04,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,280 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:04,281 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 05:22:04,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 05:22:04,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 05:22:04,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:04,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:04,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:04,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:04,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,313 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:04,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:04,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:04,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-26 05:22:04,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959190292] [2021-03-26 05:22:04,319 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 05:22:04,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:04,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 05:22:04,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-26 05:22:04,320 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 59 [2021-03-26 05:22:04,320 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 70 transitions, 923 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) [2021-03-26 05:22:04,320 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:04,320 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 59 [2021-03-26 05:22:04,320 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:04,480 INFO L129 PetriNetUnfolder]: 95/246 cut-off events. [2021-03-26 05:22:04,480 INFO L130 PetriNetUnfolder]: For 2148/2150 co-relation queries the response was YES. [2021-03-26 05:22:04,481 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1639 conditions, 246 events. 95/246 cut-off events. For 2148/2150 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 1147 event pairs, 2 based on Foata normal form. 4/250 useless extension candidates. Maximal degree in co-relation 1554. Up to 63 conditions per place. [2021-03-26 05:22:04,482 INFO L132 encePairwiseOnDemand]: 45/59 looper letters, 51 selfloop transitions, 62 changer transitions 3/120 dead transitions. [2021-03-26 05:22:04,482 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 120 transitions, 1776 flow [2021-03-26 05:22:04,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 05:22:04,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 05:22:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 249 transitions. [2021-03-26 05:22:04,483 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3516949152542373 [2021-03-26 05:22:04,483 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 249 transitions. [2021-03-26 05:22:04,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 249 transitions. [2021-03-26 05:22:04,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:04,483 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 249 transitions. [2021-03-26 05:22:04,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 20.75) internal successors, (249), 12 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,484 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 59.0) internal successors, (767), 13 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,485 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 59.0) internal successors, (767), 13 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,485 INFO L185 Difference]: Start difference. First operand has 68 places, 70 transitions, 923 flow. Second operand 12 states and 249 transitions. [2021-03-26 05:22:04,485 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 120 transitions, 1776 flow [2021-03-26 05:22:04,491 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 120 transitions, 1714 flow, removed 18 selfloop flow, removed 3 redundant places. [2021-03-26 05:22:04,493 INFO L241 Difference]: Finished difference. Result has 82 places, 96 transitions, 1492 flow [2021-03-26 05:22:04,494 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=877, PETRI_DIFFERENCE_MINUEND_PLACES=65, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=41, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1492, PETRI_PLACES=82, PETRI_TRANSITIONS=96} [2021-03-26 05:22:04,494 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 62 predicate places. [2021-03-26 05:22:04,494 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:04,494 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 82 places, 96 transitions, 1492 flow [2021-03-26 05:22:04,494 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 82 places, 96 transitions, 1492 flow [2021-03-26 05:22:04,495 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 81 places, 96 transitions, 1492 flow [2021-03-26 05:22:04,509 INFO L129 PetriNetUnfolder]: 65/206 cut-off events. [2021-03-26 05:22:04,509 INFO L130 PetriNetUnfolder]: For 2319/2350 co-relation queries the response was YES. [2021-03-26 05:22:04,510 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1390 conditions, 206 events. 65/206 cut-off events. For 2319/2350 co-relation queries the response was YES. Maximal size of possible extension queue 30. Compared 1037 event pairs, 2 based on Foata normal form. 2/207 useless extension candidates. Maximal degree in co-relation 1316. Up to 56 conditions per place. [2021-03-26 05:22:04,511 INFO L142 LiptonReduction]: Number of co-enabled transitions 106 [2021-03-26 05:22:04,518 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:04,518 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:04,518 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24 [2021-03-26 05:22:04,519 INFO L480 AbstractCegarLoop]: Abstraction has has 81 places, 96 transitions, 1492 flow [2021-03-26 05:22:04,519 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) [2021-03-26 05:22:04,519 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:04,519 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:04,733 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-26 05:22:04,733 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:04,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:04,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1585321963, now seen corresponding path program 2 times [2021-03-26 05:22:04,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:04,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138042134] [2021-03-26 05:22:04,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:04,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:04,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:04,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:04,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138042134] [2021-03-26 05:22:04,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952555534] [2021-03-26 05:22:04,764 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:04,779 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:22:04,780 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:22:04,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-26 05:22:04,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:04,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:04,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:04,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:04,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:04,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:04,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,814 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:04,814 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:04,817 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,819 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:04,819 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:04,820 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:04,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:04,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:04,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:04,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:04,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:04,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:04,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:04,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:04,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:04,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:04,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:04,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:04,848 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:04,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:04,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:04,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:04,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-26 05:22:04,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576800143] [2021-03-26 05:22:04,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-26 05:22:04,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:04,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-26 05:22:04,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-26 05:22:04,855 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 59 [2021-03-26 05:22:04,856 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 81 places, 96 transitions, 1492 flow. Second operand has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,856 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:04,856 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 59 [2021-03-26 05:22:04,856 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:04,984 INFO L129 PetriNetUnfolder]: 94/257 cut-off events. [2021-03-26 05:22:04,985 INFO L130 PetriNetUnfolder]: For 2945/2947 co-relation queries the response was YES. [2021-03-26 05:22:04,985 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1907 conditions, 257 events. 94/257 cut-off events. For 2945/2947 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 1245 event pairs, 1 based on Foata normal form. 6/263 useless extension candidates. Maximal degree in co-relation 1867. Up to 68 conditions per place. [2021-03-26 05:22:04,986 INFO L132 encePairwiseOnDemand]: 45/59 looper letters, 60 selfloop transitions, 73 changer transitions 0/137 dead transitions. [2021-03-26 05:22:04,987 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 92 places, 137 transitions, 2309 flow [2021-03-26 05:22:04,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-26 05:22:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-26 05:22:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 250 transitions. [2021-03-26 05:22:04,988 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3531073446327684 [2021-03-26 05:22:04,988 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 250 transitions. [2021-03-26 05:22:04,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 250 transitions. [2021-03-26 05:22:04,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:04,988 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 250 transitions. [2021-03-26 05:22:04,988 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 20.833333333333332) internal successors, (250), 12 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,989 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 59.0) internal successors, (767), 13 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,989 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 59.0) internal successors, (767), 13 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:04,989 INFO L185 Difference]: Start difference. First operand has 81 places, 96 transitions, 1492 flow. Second operand 12 states and 250 transitions. [2021-03-26 05:22:04,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 92 places, 137 transitions, 2309 flow [2021-03-26 05:22:04,999 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 137 transitions, 2212 flow, removed 33 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:05,001 INFO L241 Difference]: Finished difference. Result has 90 places, 117 transitions, 1926 flow [2021-03-26 05:22:05,001 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=1388, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=1926, PETRI_PLACES=90, PETRI_TRANSITIONS=117} [2021-03-26 05:22:05,001 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 70 predicate places. [2021-03-26 05:22:05,001 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:05,001 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 90 places, 117 transitions, 1926 flow [2021-03-26 05:22:05,001 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 90 places, 117 transitions, 1926 flow [2021-03-26 05:22:05,002 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 90 places, 117 transitions, 1926 flow [2021-03-26 05:22:05,018 INFO L129 PetriNetUnfolder]: 70/217 cut-off events. [2021-03-26 05:22:05,019 INFO L130 PetriNetUnfolder]: For 2688/2714 co-relation queries the response was YES. [2021-03-26 05:22:05,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1572 conditions, 217 events. 70/217 cut-off events. For 2688/2714 co-relation queries the response was YES. Maximal size of possible extension queue 32. Compared 1107 event pairs, 2 based on Foata normal form. 0/216 useless extension candidates. Maximal degree in co-relation 1488. Up to 58 conditions per place. [2021-03-26 05:22:05,020 INFO L142 LiptonReduction]: Number of co-enabled transitions 120 [2021-03-26 05:22:05,032 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:05,032 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:05,032 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 31 [2021-03-26 05:22:05,032 INFO L480 AbstractCegarLoop]: Abstraction has has 90 places, 117 transitions, 1926 flow [2021-03-26 05:22:05,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,032 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:05,033 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:05,249 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:05,249 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:05,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:05,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1034497073, now seen corresponding path program 1 times [2021-03-26 05:22:05,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:05,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088761041] [2021-03-26 05:22:05,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:05,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,315 INFO L142 QuantifierPusher]: treesize reduction 30, result has 23.1 percent of original size [2021-03-26 05:22:05,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:05,317 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 05:22:05,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088761041] [2021-03-26 05:22:05,317 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557986572] [2021-03-26 05:22:05,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 05:22:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:05,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 05:22:05,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:05,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:05,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:05,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:05,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:05,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,379 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-03-26 05:22:05,379 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-26 05:22:05,380 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,389 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:05,389 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:05,392 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:05,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:05,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:05,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:05,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,411 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-03-26 05:22:05,412 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-26 05:22:05,413 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,424 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:05,424 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:05,425 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,433 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 05:22:05,433 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:05,433 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-26 05:22:05,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121017776] [2021-03-26 05:22:05,433 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-26 05:22:05,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:05,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-26 05:22:05,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-26 05:22:05,434 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 59 [2021-03-26 05:22:05,434 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 117 transitions, 1926 flow. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,434 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:05,434 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 59 [2021-03-26 05:22:05,434 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:05,523 INFO L129 PetriNetUnfolder]: 101/345 cut-off events. [2021-03-26 05:22:05,523 INFO L130 PetriNetUnfolder]: For 4600/4660 co-relation queries the response was YES. [2021-03-26 05:22:05,524 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2609 conditions, 345 events. 101/345 cut-off events. For 4600/4660 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 2151 event pairs, 6 based on Foata normal form. 7/349 useless extension candidates. Maximal degree in co-relation 2484. Up to 94 conditions per place. [2021-03-26 05:22:05,526 INFO L132 encePairwiseOnDemand]: 48/59 looper letters, 47 selfloop transitions, 48 changer transitions 0/153 dead transitions. [2021-03-26 05:22:05,526 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 153 transitions, 2705 flow [2021-03-26 05:22:05,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-26 05:22:05,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-26 05:22:05,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 121 transitions. [2021-03-26 05:22:05,526 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4101694915254237 [2021-03-26 05:22:05,526 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 121 transitions. [2021-03-26 05:22:05,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 121 transitions. [2021-03-26 05:22:05,527 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:05,527 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 121 transitions. [2021-03-26 05:22:05,527 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 24.2) internal successors, (121), 5 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 59.0) internal successors, (354), 6 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,527 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 59.0) internal successors, (354), 6 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,527 INFO L185 Difference]: Start difference. First operand has 90 places, 117 transitions, 1926 flow. Second operand 5 states and 121 transitions. [2021-03-26 05:22:05,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 153 transitions, 2705 flow [2021-03-26 05:22:05,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 153 transitions, 2666 flow, removed 11 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:05,544 INFO L241 Difference]: Finished difference. Result has 93 places, 151 transitions, 2683 flow [2021-03-26 05:22:05,545 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=1887, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=2683, PETRI_PLACES=93, PETRI_TRANSITIONS=151} [2021-03-26 05:22:05,545 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 73 predicate places. [2021-03-26 05:22:05,545 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:05,545 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 151 transitions, 2683 flow [2021-03-26 05:22:05,545 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 151 transitions, 2683 flow [2021-03-26 05:22:05,546 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 151 transitions, 2683 flow [2021-03-26 05:22:05,576 INFO L129 PetriNetUnfolder]: 100/353 cut-off events. [2021-03-26 05:22:05,576 INFO L130 PetriNetUnfolder]: For 4609/4665 co-relation queries the response was YES. [2021-03-26 05:22:05,577 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2647 conditions, 353 events. 100/353 cut-off events. For 4609/4665 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 2210 event pairs, 6 based on Foata normal form. 5/356 useless extension candidates. Maximal degree in co-relation 2512. Up to 94 conditions per place. [2021-03-26 05:22:05,579 INFO L142 LiptonReduction]: Number of co-enabled transitions 168 [2021-03-26 05:22:05,599 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:05,599 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:05,599 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 54 [2021-03-26 05:22:05,599 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 151 transitions, 2683 flow [2021-03-26 05:22:05,600 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,600 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:05,600 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:05,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-26 05:22:05,816 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:05,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:05,817 INFO L82 PathProgramCache]: Analyzing trace with hash 245795600, now seen corresponding path program 1 times [2021-03-26 05:22:05,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:05,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232592877] [2021-03-26 05:22:05,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:05,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,900 INFO L142 QuantifierPusher]: treesize reduction 30, result has 23.1 percent of original size [2021-03-26 05:22:05,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:05,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232592877] [2021-03-26 05:22:05,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264913642] [2021-03-26 05:22:05,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:05,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-26 05:22:05,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:05,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:05,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:05,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:05,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:05,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:05,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,935 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 2, 1] term [2021-03-26 05:22:05,935 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-26 05:22:05,937 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,952 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:05,952 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:05,953 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:05,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-26 05:22:05,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-26 05:22:05,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-03-26 05:22:05,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-03-26 05:22:05,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,973 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 3, 1] term [2021-03-26 05:22:05,973 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:05,974 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:05,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:22:05,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:05,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:05,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:05,983 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:05,983 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:05,983 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:05,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:05,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:05,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-03-26 05:22:05,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891399981] [2021-03-26 05:22:05,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-26 05:22:05,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:05,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-26 05:22:05,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-26 05:22:05,994 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 59 [2021-03-26 05:22:05,994 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 151 transitions, 2683 flow. Second operand has 6 states, 6 states have (on average 19.0) internal successors, (114), 6 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:05,994 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:05,994 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 59 [2021-03-26 05:22:05,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:06,155 INFO L129 PetriNetUnfolder]: 228/796 cut-off events. [2021-03-26 05:22:06,155 INFO L130 PetriNetUnfolder]: For 10801/10934 co-relation queries the response was YES. [2021-03-26 05:22:06,158 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6105 conditions, 796 events. 228/796 cut-off events. For 10801/10934 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 6257 event pairs, 9 based on Foata normal form. 15/808 useless extension candidates. Maximal degree in co-relation 5972. Up to 232 conditions per place. [2021-03-26 05:22:06,162 INFO L132 encePairwiseOnDemand]: 48/59 looper letters, 3 selfloop transitions, 191 changer transitions 4/256 dead transitions. [2021-03-26 05:22:06,163 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 256 transitions, 5048 flow [2021-03-26 05:22:06,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-26 05:22:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-26 05:22:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 139 transitions. [2021-03-26 05:22:06,163 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3926553672316384 [2021-03-26 05:22:06,163 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 139 transitions. [2021-03-26 05:22:06,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 139 transitions. [2021-03-26 05:22:06,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:06,164 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 139 transitions. [2021-03-26 05:22:06,164 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 23.166666666666668) internal successors, (139), 6 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:06,164 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 59.0) internal successors, (413), 7 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:06,164 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 59.0) internal successors, (413), 7 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:06,164 INFO L185 Difference]: Start difference. First operand has 93 places, 151 transitions, 2683 flow. Second operand 6 states and 139 transitions. [2021-03-26 05:22:06,165 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 98 places, 256 transitions, 5048 flow [2021-03-26 05:22:06,195 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 256 transitions, 5014 flow, removed 17 selfloop flow, removed 0 redundant places. [2021-03-26 05:22:06,200 INFO L241 Difference]: Finished difference. Result has 99 places, 250 transitions, 5032 flow [2021-03-26 05:22:06,200 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=2649, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=90, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=5032, PETRI_PLACES=99, PETRI_TRANSITIONS=250} [2021-03-26 05:22:06,200 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 79 predicate places. [2021-03-26 05:22:06,200 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:06,200 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 250 transitions, 5032 flow [2021-03-26 05:22:06,200 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 250 transitions, 5032 flow [2021-03-26 05:22:06,202 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 99 places, 250 transitions, 5032 flow [2021-03-26 05:22:06,288 INFO L129 PetriNetUnfolder]: 224/789 cut-off events. [2021-03-26 05:22:06,288 INFO L130 PetriNetUnfolder]: For 10981/11049 co-relation queries the response was YES. [2021-03-26 05:22:06,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6122 conditions, 789 events. 224/789 cut-off events. For 10981/11049 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 6280 event pairs, 10 based on Foata normal form. 20/808 useless extension candidates. Maximal degree in co-relation 5896. Up to 231 conditions per place. [2021-03-26 05:22:06,299 INFO L142 LiptonReduction]: Number of co-enabled transitions 294 [2021-03-26 05:22:06,310 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:06,310 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:06,311 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 111 [2021-03-26 05:22:06,312 INFO L480 AbstractCegarLoop]: Abstraction has has 99 places, 250 transitions, 5032 flow [2021-03-26 05:22:06,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 6 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:06,312 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:06,312 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:06,526 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-26 05:22:06,526 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:06,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:06,526 INFO L82 PathProgramCache]: Analyzing trace with hash 2037372787, now seen corresponding path program 2 times [2021-03-26 05:22:06,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:06,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336061646] [2021-03-26 05:22:06,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:06,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:06,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:06,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:06,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:22:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:06,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336061646] [2021-03-26 05:22:06,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127837514] [2021-03-26 05:22:06,587 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) [2021-03-26 05:22:06,607 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:22:06,607 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:22:06,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:06,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:06,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:06,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:06,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:06,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:06,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:06,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:06,631 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:06,631 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:06,631 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:06,632 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:06,632 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:06,633 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:06,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:06,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:06,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:06,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:06,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:06,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:06,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:06,657 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:06,657 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:06,657 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:06,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:06,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:06,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:06,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:06,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:06,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:06,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:06,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:06,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:06,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:06,677 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:06,677 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:06,678 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:06,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:06,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:06,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:06,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:06,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:06,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:06,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:06,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:06,692 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:06,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:06,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:06,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:06,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 05:22:06,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840426551] [2021-03-26 05:22:06,698 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:22:06,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:06,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:22:06,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:22:06,699 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 59 [2021-03-26 05:22:06,699 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 250 transitions, 5032 flow. Second operand has 10 states, 10 states have (on average 14.6) internal successors, (146), 10 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:06,699 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:06,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 59 [2021-03-26 05:22:06,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:07,160 INFO L129 PetriNetUnfolder]: 551/1572 cut-off events. [2021-03-26 05:22:07,160 INFO L130 PetriNetUnfolder]: For 26814/26816 co-relation queries the response was YES. [2021-03-26 05:22:07,165 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13936 conditions, 1572 events. 551/1572 cut-off events. For 26814/26816 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 12525 event pairs, 17 based on Foata normal form. 105/1677 useless extension candidates. Maximal degree in co-relation 13765. Up to 469 conditions per place. [2021-03-26 05:22:07,174 INFO L132 encePairwiseOnDemand]: 46/59 looper letters, 162 selfloop transitions, 338 changer transitions 0/504 dead transitions. [2021-03-26 05:22:07,174 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 504 transitions, 11435 flow [2021-03-26 05:22:07,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-26 05:22:07,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-26 05:22:07,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 299 transitions. [2021-03-26 05:22:07,175 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3167372881355932 [2021-03-26 05:22:07,175 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 299 transitions. [2021-03-26 05:22:07,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 299 transitions. [2021-03-26 05:22:07,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:07,176 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 299 transitions. [2021-03-26 05:22:07,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 18.6875) internal successors, (299), 16 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:07,179 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 59.0) internal successors, (1003), 17 states have internal predecessors, (1003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:07,179 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 59.0) internal successors, (1003), 17 states have internal predecessors, (1003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:07,179 INFO L185 Difference]: Start difference. First operand has 99 places, 250 transitions, 5032 flow. Second operand 16 states and 299 transitions. [2021-03-26 05:22:07,179 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 504 transitions, 11435 flow [2021-03-26 05:22:07,238 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 113 places, 504 transitions, 11198 flow, removed 118 selfloop flow, removed 1 redundant places. [2021-03-26 05:22:07,250 INFO L241 Difference]: Finished difference. Result has 123 places, 451 transitions, 10849 flow [2021-03-26 05:22:07,250 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=4947, PETRI_DIFFERENCE_MINUEND_PLACES=98, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=153, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=10849, PETRI_PLACES=123, PETRI_TRANSITIONS=451} [2021-03-26 05:22:07,250 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 103 predicate places. [2021-03-26 05:22:07,250 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:07,250 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 123 places, 451 transitions, 10849 flow [2021-03-26 05:22:07,251 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 123 places, 451 transitions, 10849 flow [2021-03-26 05:22:07,254 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 123 places, 451 transitions, 10849 flow [2021-03-26 05:22:07,464 INFO L129 PetriNetUnfolder]: 452/1432 cut-off events. [2021-03-26 05:22:07,464 INFO L130 PetriNetUnfolder]: For 29928/30127 co-relation queries the response was YES. [2021-03-26 05:22:07,470 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13619 conditions, 1432 events. 452/1432 cut-off events. For 29928/30127 co-relation queries the response was YES. Maximal size of possible extension queue 149. Compared 12050 event pairs, 21 based on Foata normal form. 21/1448 useless extension candidates. Maximal degree in co-relation 13458. Up to 421 conditions per place. [2021-03-26 05:22:07,482 INFO L142 LiptonReduction]: Number of co-enabled transitions 538 [2021-03-26 05:22:07,796 INFO L154 LiptonReduction]: Checked pairs total: 4 [2021-03-26 05:22:07,796 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:22:07,796 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 546 [2021-03-26 05:22:07,798 INFO L480 AbstractCegarLoop]: Abstraction has has 123 places, 451 transitions, 10871 flow [2021-03-26 05:22:07,798 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 14.6) internal successors, (146), 10 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:07,798 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:07,798 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:08,011 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-26 05:22:08,012 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:08,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:08,012 INFO L82 PathProgramCache]: Analyzing trace with hash -1571786040, now seen corresponding path program 2 times [2021-03-26 05:22:08,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:08,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601604448] [2021-03-26 05:22:08,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:08,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:08,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:08,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:08,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:08,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:08,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:08,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:08,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601604448] [2021-03-26 05:22:08,064 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426259072] [2021-03-26 05:22:08,064 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 05:22:08,082 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:22:08,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:22:08,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:08,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:08,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:08,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:08,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:08,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:08,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:08,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:08,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:08,107 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:08,107 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:08,108 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:08,109 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:08,109 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:08,109 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:08,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:08,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:08,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:08,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:08,129 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:08,129 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:08,131 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:08,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:08,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:08,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:08,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:08,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:08,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:08,147 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:08,147 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:08,148 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:08,148 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:08,148 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:08,149 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:08,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:08,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:08,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:08,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:08,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:08,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:08,180 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:08,180 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:08,181 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:08,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:08,182 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 05:22:08,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:08,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:08,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:08,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:08,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:08,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:08,185 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:08,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:08,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:08,189 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:08,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:08,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-26 05:22:08,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029245576] [2021-03-26 05:22:08,190 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:22:08,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:08,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:22:08,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:22:08,190 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 61 [2021-03-26 05:22:08,191 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 123 places, 451 transitions, 10871 flow. Second operand has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 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) [2021-03-26 05:22:08,191 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:08,191 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 61 [2021-03-26 05:22:08,191 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:08,714 INFO L129 PetriNetUnfolder]: 541/1568 cut-off events. [2021-03-26 05:22:08,714 INFO L130 PetriNetUnfolder]: For 34440/34440 co-relation queries the response was YES. [2021-03-26 05:22:08,720 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16185 conditions, 1568 events. 541/1568 cut-off events. For 34440/34440 co-relation queries the response was YES. Maximal size of possible extension queue 155. Compared 12801 event pairs, 12 based on Foata normal form. 5/1573 useless extension candidates. Maximal degree in co-relation 15988. Up to 459 conditions per place. [2021-03-26 05:22:08,731 INFO L132 encePairwiseOnDemand]: 47/61 looper letters, 184 selfloop transitions, 324 changer transitions 0/512 dead transitions. [2021-03-26 05:22:08,731 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 512 transitions, 13151 flow [2021-03-26 05:22:08,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 05:22:08,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 05:22:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 240 transitions. [2021-03-26 05:22:08,733 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23143683702989393 [2021-03-26 05:22:08,733 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 240 transitions. [2021-03-26 05:22:08,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 240 transitions. [2021-03-26 05:22:08,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:08,733 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 240 transitions. [2021-03-26 05:22:08,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 14.117647058823529) internal successors, (240), 17 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:08,735 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 61.0) internal successors, (1098), 18 states have internal predecessors, (1098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:08,735 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 61.0) internal successors, (1098), 18 states have internal predecessors, (1098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:08,735 INFO L185 Difference]: Start difference. First operand has 123 places, 451 transitions, 10871 flow. Second operand 17 states and 240 transitions. [2021-03-26 05:22:08,735 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 512 transitions, 13151 flow [2021-03-26 05:22:08,843 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 512 transitions, 12809 flow, removed 164 selfloop flow, removed 3 redundant places. [2021-03-26 05:22:08,853 INFO L241 Difference]: Finished difference. Result has 139 places, 487 transitions, 12389 flow [2021-03-26 05:22:08,853 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=61, PETRI_DIFFERENCE_MINUEND_FLOW=10419, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=446, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=288, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=151, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=12389, PETRI_PLACES=139, PETRI_TRANSITIONS=487} [2021-03-26 05:22:08,853 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 119 predicate places. [2021-03-26 05:22:08,853 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:08,853 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 139 places, 487 transitions, 12389 flow [2021-03-26 05:22:08,853 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 139 places, 487 transitions, 12389 flow [2021-03-26 05:22:08,858 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 139 places, 487 transitions, 12389 flow [2021-03-26 05:22:09,088 INFO L129 PetriNetUnfolder]: 435/1424 cut-off events. [2021-03-26 05:22:09,088 INFO L130 PetriNetUnfolder]: For 33081/33284 co-relation queries the response was YES. [2021-03-26 05:22:09,094 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14123 conditions, 1424 events. 435/1424 cut-off events. For 33081/33284 co-relation queries the response was YES. Maximal size of possible extension queue 158. Compared 12403 event pairs, 13 based on Foata normal form. 27/1446 useless extension candidates. Maximal degree in co-relation 13959. Up to 391 conditions per place. [2021-03-26 05:22:09,109 INFO L142 LiptonReduction]: Number of co-enabled transitions 596 [2021-03-26 05:22:09,147 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:09,147 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:09,148 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 295 [2021-03-26 05:22:09,148 INFO L480 AbstractCegarLoop]: Abstraction has has 139 places, 487 transitions, 12389 flow [2021-03-26 05:22:09,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 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) [2021-03-26 05:22:09,148 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:09,149 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:09,363 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:09,364 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:09,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:09,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1507172907, now seen corresponding path program 1 times [2021-03-26 05:22:09,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:09,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270479498] [2021-03-26 05:22:09,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:09,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:09,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:09,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:09,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:09,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,421 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:09,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270479498] [2021-03-26 05:22:09,421 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533138572] [2021-03-26 05:22:09,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-26 05:22:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:09,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:09,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:09,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:09,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:09,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:22:09,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:09,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:22:09,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:09,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:09,474 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:09,474 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:09,474 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,476 INFO L147 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size 9 [2021-03-26 05:22:09,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,476 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-26 05:22:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:09,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:09,485 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 05:22:09,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:22:09,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:09,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:22:09,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:22:09,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:22:09,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:22:09,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:09,504 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:09,505 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:09,505 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:09,506 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:09,506 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:09,506 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:09,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:09,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:09,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:09,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:09,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:09,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:09,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:09,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:09,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:09,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:09,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:09,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:09,535 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:09,535 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:09,536 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:09,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:09,537 INFO L142 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-03-26 05:22:09,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:09,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:09,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:09,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 05:22:09,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106446042] [2021-03-26 05:22:09,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 05:22:09,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:09,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 05:22:09,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-03-26 05:22:09,544 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 61 [2021-03-26 05:22:09,544 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 487 transitions, 12389 flow. Second operand has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:09,544 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:09,544 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 61 [2021-03-26 05:22:09,544 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:10,078 INFO L129 PetriNetUnfolder]: 565/1646 cut-off events. [2021-03-26 05:22:10,079 INFO L130 PetriNetUnfolder]: For 41545/41547 co-relation queries the response was YES. [2021-03-26 05:22:10,086 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17860 conditions, 1646 events. 565/1646 cut-off events. For 41545/41547 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 13754 event pairs, 41 based on Foata normal form. 3/1649 useless extension candidates. Maximal degree in co-relation 17660. Up to 1015 conditions per place. [2021-03-26 05:22:10,097 INFO L132 encePairwiseOnDemand]: 47/61 looper letters, 475 selfloop transitions, 82 changer transitions 15/576 dead transitions. [2021-03-26 05:22:10,097 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 576 transitions, 15610 flow [2021-03-26 05:22:10,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 05:22:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 05:22:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 244 transitions. [2021-03-26 05:22:10,100 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2857142857142857 [2021-03-26 05:22:10,100 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 244 transitions. [2021-03-26 05:22:10,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 244 transitions. [2021-03-26 05:22:10,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:10,100 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 244 transitions. [2021-03-26 05:22:10,103 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 17.428571428571427) internal successors, (244), 14 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:10,104 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 61.0) internal successors, (915), 15 states have internal predecessors, (915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:10,105 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 61.0) internal successors, (915), 15 states have internal predecessors, (915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:10,105 INFO L185 Difference]: Start difference. First operand has 139 places, 487 transitions, 12389 flow. Second operand 14 states and 244 transitions. [2021-03-26 05:22:10,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 576 transitions, 15610 flow [2021-03-26 05:22:10,245 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 576 transitions, 15279 flow, removed 71 selfloop flow, removed 7 redundant places. [2021-03-26 05:22:10,284 INFO L241 Difference]: Finished difference. Result has 151 places, 512 transitions, 13129 flow [2021-03-26 05:22:10,284 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=61, PETRI_DIFFERENCE_MINUEND_FLOW=12126, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=487, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=412, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=13129, PETRI_PLACES=151, PETRI_TRANSITIONS=512} [2021-03-26 05:22:10,284 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 131 predicate places. [2021-03-26 05:22:10,285 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:10,285 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 151 places, 512 transitions, 13129 flow [2021-03-26 05:22:10,285 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 151 places, 512 transitions, 13129 flow [2021-03-26 05:22:10,292 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 148 places, 512 transitions, 13129 flow [2021-03-26 05:22:10,489 INFO L129 PetriNetUnfolder]: 453/1488 cut-off events. [2021-03-26 05:22:10,490 INFO L130 PetriNetUnfolder]: For 34433/34676 co-relation queries the response was YES. [2021-03-26 05:22:10,496 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14861 conditions, 1488 events. 453/1488 cut-off events. For 34433/34676 co-relation queries the response was YES. Maximal size of possible extension queue 168. Compared 13191 event pairs, 17 based on Foata normal form. 21/1503 useless extension candidates. Maximal degree in co-relation 14696. Up to 410 conditions per place. [2021-03-26 05:22:10,507 INFO L142 LiptonReduction]: Number of co-enabled transitions 616 [2021-03-26 05:22:10,789 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-26 05:22:10,789 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:22:10,790 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 506 [2021-03-26 05:22:10,790 INFO L480 AbstractCegarLoop]: Abstraction has has 148 places, 512 transitions, 13146 flow [2021-03-26 05:22:10,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:10,790 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:10,790 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:11,003 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-03-26 05:22:11,004 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:11,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:11,004 INFO L82 PathProgramCache]: Analyzing trace with hash 709359996, now seen corresponding path program 1 times [2021-03-26 05:22:11,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:11,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526941266] [2021-03-26 05:22:11,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:11,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:11,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:11,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:11,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:11,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:11,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526941266] [2021-03-26 05:22:11,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093587951] [2021-03-26 05:22:11,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-03-26 05:22:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:11,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:11,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:11,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:11,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:22:11,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:11,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:22:11,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:11,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:11,070 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:11,070 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:11,071 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,071 INFO L147 QuantifierPusher]: treesize reduction 8, result has 70.4 percent of original size 19 [2021-03-26 05:22:11,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,072 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-03-26 05:22:11,072 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:11,072 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:11,073 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:11,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:11,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:11,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:11,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:11,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:11,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:11,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:11,088 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:11,088 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:11,088 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:11,090 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:11,090 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:11,090 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:11,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:11,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:11,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:11,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:11,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:11,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:11,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:11,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:11,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:11,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:11,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:11,111 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:11,111 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:11,112 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:11,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:11,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:11,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:11,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:11,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:11,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:11,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:11,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:11,121 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:11,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:11,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:11,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:11,125 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2021-03-26 05:22:11,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032574475] [2021-03-26 05:22:11,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-26 05:22:11,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:11,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-26 05:22:11,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-03-26 05:22:11,126 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 62 [2021-03-26 05:22:11,126 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 512 transitions, 13146 flow. Second operand has 9 states, 9 states have (on average 15.11111111111111) internal successors, (136), 9 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:11,126 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:11,126 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 62 [2021-03-26 05:22:11,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:11,918 INFO L129 PetriNetUnfolder]: 871/2612 cut-off events. [2021-03-26 05:22:11,918 INFO L130 PetriNetUnfolder]: For 68833/68835 co-relation queries the response was YES. [2021-03-26 05:22:11,930 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28150 conditions, 2612 events. 871/2612 cut-off events. For 68833/68835 co-relation queries the response was YES. Maximal size of possible extension queue 270. Compared 24556 event pairs, 33 based on Foata normal form. 34/2646 useless extension candidates. Maximal degree in co-relation 27949. Up to 887 conditions per place. [2021-03-26 05:22:11,942 INFO L132 encePairwiseOnDemand]: 46/62 looper letters, 575 selfloop transitions, 365 changer transitions 3/947 dead transitions. [2021-03-26 05:22:11,942 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 947 transitions, 25145 flow [2021-03-26 05:22:11,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 05:22:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 05:22:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 335 transitions. [2021-03-26 05:22:11,943 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.300179211469534 [2021-03-26 05:22:11,943 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 335 transitions. [2021-03-26 05:22:11,943 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 335 transitions. [2021-03-26 05:22:11,943 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:11,943 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 335 transitions. [2021-03-26 05:22:11,944 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 18.61111111111111) internal successors, (335), 18 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:11,945 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 62.0) internal successors, (1178), 19 states have internal predecessors, (1178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:11,945 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 62.0) internal successors, (1178), 19 states have internal predecessors, (1178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:11,945 INFO L185 Difference]: Start difference. First operand has 148 places, 512 transitions, 13146 flow. Second operand 18 states and 335 transitions. [2021-03-26 05:22:11,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 947 transitions, 25145 flow [2021-03-26 05:22:12,163 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 161 places, 947 transitions, 24869 flow, removed 105 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:12,178 INFO L241 Difference]: Finished difference. Result has 170 places, 770 transitions, 21053 flow [2021-03-26 05:22:12,178 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=62, PETRI_DIFFERENCE_MINUEND_FLOW=12601, PETRI_DIFFERENCE_MINUEND_PLACES=144, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=500, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=136, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=234, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=21053, PETRI_PLACES=170, PETRI_TRANSITIONS=770} [2021-03-26 05:22:12,178 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 150 predicate places. [2021-03-26 05:22:12,179 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:12,179 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 170 places, 770 transitions, 21053 flow [2021-03-26 05:22:12,179 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 170 places, 770 transitions, 21053 flow [2021-03-26 05:22:12,190 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 170 places, 770 transitions, 21053 flow [2021-03-26 05:22:12,603 INFO L129 PetriNetUnfolder]: 727/2412 cut-off events. [2021-03-26 05:22:12,603 INFO L130 PetriNetUnfolder]: For 68369/68826 co-relation queries the response was YES. [2021-03-26 05:22:12,613 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25526 conditions, 2412 events. 727/2412 cut-off events. For 68369/68826 co-relation queries the response was YES. Maximal size of possible extension queue 277. Compared 23874 event pairs, 29 based on Foata normal form. 53/2454 useless extension candidates. Maximal degree in co-relation 25348. Up to 705 conditions per place. [2021-03-26 05:22:12,630 INFO L142 LiptonReduction]: Number of co-enabled transitions 790 [2021-03-26 05:22:12,696 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:12,696 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:12,696 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 517 [2021-03-26 05:22:12,696 INFO L480 AbstractCegarLoop]: Abstraction has has 170 places, 770 transitions, 21053 flow [2021-03-26 05:22:12,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 15.11111111111111) internal successors, (136), 9 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:12,696 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:12,697 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:12,897 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:12,897 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:12,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:12,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1472307641, now seen corresponding path program 1 times [2021-03-26 05:22:12,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:12,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570201894] [2021-03-26 05:22:12,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:12,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:12,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:12,912 INFO L142 QuantifierPusher]: treesize reduction 7, result has 30.0 percent of original size [2021-03-26 05:22:12,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:12,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:12,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:12,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:12,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570201894] [2021-03-26 05:22:12,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749869411] [2021-03-26 05:22:12,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:12,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:12,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:12,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:12,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:12,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:12,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:12,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:12,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:12,969 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:12,969 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:12,969 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:12,970 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:12,970 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:12,971 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:12,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:12,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:12,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:12,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:12,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:12,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:12,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:12,990 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:12,990 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:12,990 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:12,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:12,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:13,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:13,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:13,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:13,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:13,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:22:13,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:22:13,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:22:13,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:22:13,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:13,033 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 1] term [2021-03-26 05:22:13,034 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:13,034 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:13,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:13,049 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.8 percent of original size [2021-03-26 05:22:13,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:22:13,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:22:13,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:22:13,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,051 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:13,052 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:13,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:13,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:13,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:13,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:13,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:13,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:13,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:13,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:13,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:13,078 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:13,078 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:13,079 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:13,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:13,080 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:13,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:13,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:13,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:13,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:13,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-03-26 05:22:13,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796150379] [2021-03-26 05:22:13,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:22:13,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:13,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:22:13,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:22:13,086 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 62 [2021-03-26 05:22:13,086 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 770 transitions, 21053 flow. Second operand has 12 states, 12 states have (on average 11.666666666666666) internal successors, (140), 12 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:13,086 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:13,086 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 62 [2021-03-26 05:22:13,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:14,418 INFO L129 PetriNetUnfolder]: 1029/3138 cut-off events. [2021-03-26 05:22:14,419 INFO L130 PetriNetUnfolder]: For 97879/97879 co-relation queries the response was YES. [2021-03-26 05:22:14,432 INFO L84 FinitePrefix]: Finished finitePrefix Result has 35674 conditions, 3138 events. 1029/3138 cut-off events. For 97879/97879 co-relation queries the response was YES. Maximal size of possible extension queue 303. Compared 30667 event pairs, 40 based on Foata normal form. 35/3173 useless extension candidates. Maximal degree in co-relation 35460. Up to 938 conditions per place. [2021-03-26 05:22:14,446 INFO L132 encePairwiseOnDemand]: 45/62 looper letters, 337 selfloop transitions, 632 changer transitions 11/984 dead transitions. [2021-03-26 05:22:14,446 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 192 places, 984 transitions, 28360 flow [2021-03-26 05:22:14,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-26 05:22:14,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-03-26 05:22:14,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 325 transitions. [2021-03-26 05:22:14,448 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22791023842917252 [2021-03-26 05:22:14,448 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 325 transitions. [2021-03-26 05:22:14,448 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 325 transitions. [2021-03-26 05:22:14,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:14,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 325 transitions. [2021-03-26 05:22:14,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 14.130434782608695) internal successors, (325), 23 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:14,450 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 62.0) internal successors, (1488), 24 states have internal predecessors, (1488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:14,450 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 62.0) internal successors, (1488), 24 states have internal predecessors, (1488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:14,450 INFO L185 Difference]: Start difference. First operand has 170 places, 770 transitions, 21053 flow. Second operand 23 states and 325 transitions. [2021-03-26 05:22:14,450 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 192 places, 984 transitions, 28360 flow [2021-03-26 05:22:14,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 984 transitions, 27874 flow, removed 232 selfloop flow, removed 5 redundant places. [2021-03-26 05:22:14,850 INFO L241 Difference]: Finished difference. Result has 195 places, 915 transitions, 27009 flow [2021-03-26 05:22:14,851 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=62, PETRI_DIFFERENCE_MINUEND_FLOW=20572, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=765, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=499, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=217, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=27009, PETRI_PLACES=195, PETRI_TRANSITIONS=915} [2021-03-26 05:22:14,851 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 175 predicate places. [2021-03-26 05:22:14,851 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:14,851 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 195 places, 915 transitions, 27009 flow [2021-03-26 05:22:14,851 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 195 places, 915 transitions, 27009 flow [2021-03-26 05:22:14,861 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 194 places, 915 transitions, 27009 flow [2021-03-26 05:22:15,495 INFO L129 PetriNetUnfolder]: 878/2919 cut-off events. [2021-03-26 05:22:15,495 INFO L130 PetriNetUnfolder]: For 105321/105845 co-relation queries the response was YES. [2021-03-26 05:22:15,512 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33411 conditions, 2919 events. 878/2919 cut-off events. For 105321/105845 co-relation queries the response was YES. Maximal size of possible extension queue 314. Compared 29803 event pairs, 29 based on Foata normal form. 54/2961 useless extension candidates. Maximal degree in co-relation 33315. Up to 869 conditions per place. [2021-03-26 05:22:15,539 INFO L142 LiptonReduction]: Number of co-enabled transitions 874 [2021-03-26 05:22:15,887 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-26 05:22:15,887 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:22:15,887 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1036 [2021-03-26 05:22:15,887 INFO L480 AbstractCegarLoop]: Abstraction has has 193 places, 914 transitions, 26991 flow [2021-03-26 05:22:15,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 11.666666666666666) internal successors, (140), 12 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:15,888 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:15,888 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:16,094 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2021-03-26 05:22:16,095 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:16,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:16,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1882231964, now seen corresponding path program 1 times [2021-03-26 05:22:16,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:16,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024648706] [2021-03-26 05:22:16,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:16,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:16,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:16,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:16,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:16,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:16,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024648706] [2021-03-26 05:22:16,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336518352] [2021-03-26 05:22:16,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:16,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:16,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:16,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:16,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:16,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:22:16,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:16,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:22:16,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:16,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:16,191 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:16,191 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:16,191 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,192 INFO L147 QuantifierPusher]: treesize reduction 14, result has 39.1 percent of original size 9 [2021-03-26 05:22:16,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,192 INFO L142 QuantifierPusher]: treesize reduction 15, result has 46.4 percent of original size [2021-03-26 05:22:16,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:16,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:16,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:16,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:16,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:16,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:16,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:16,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:16,205 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:16,205 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:16,206 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:16,207 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:16,208 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:16,209 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:16,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:16,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:16,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:16,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:16,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:16,225 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.8 percent of original size [2021-03-26 05:22:16,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:22:16,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:22:16,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:22:16,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,228 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:16,228 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:16,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:16,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:16,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:16,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:16,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:16,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:16,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:16,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:16,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:16,250 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:16,250 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:16,251 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:16,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:16,252 INFO L142 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-03-26 05:22:16,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:16,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:16,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:16,258 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:16,258 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-03-26 05:22:16,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752860584] [2021-03-26 05:22:16,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 05:22:16,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:16,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 05:22:16,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-03-26 05:22:16,259 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 64 [2021-03-26 05:22:16,259 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 914 transitions, 26991 flow. Second operand has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:16,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:16,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 64 [2021-03-26 05:22:16,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:17,766 INFO L129 PetriNetUnfolder]: 986/3156 cut-off events. [2021-03-26 05:22:17,767 INFO L130 PetriNetUnfolder]: For 115827/115829 co-relation queries the response was YES. [2021-03-26 05:22:17,784 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38493 conditions, 3156 events. 986/3156 cut-off events. For 115827/115829 co-relation queries the response was YES. Maximal size of possible extension queue 321. Compared 31817 event pairs, 69 based on Foata normal form. 41/3197 useless extension candidates. Maximal degree in co-relation 38271. Up to 1123 conditions per place. [2021-03-26 05:22:17,798 INFO L132 encePairwiseOnDemand]: 49/64 looper letters, 644 selfloop transitions, 411 changer transitions 23/1082 dead transitions. [2021-03-26 05:22:17,799 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 1082 transitions, 33425 flow [2021-03-26 05:22:17,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 05:22:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 05:22:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 332 transitions. [2021-03-26 05:22:17,800 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2881944444444444 [2021-03-26 05:22:17,800 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 332 transitions. [2021-03-26 05:22:17,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 332 transitions. [2021-03-26 05:22:17,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:17,800 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 332 transitions. [2021-03-26 05:22:17,801 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 18.444444444444443) internal successors, (332), 18 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:17,802 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 64.0) internal successors, (1216), 19 states have internal predecessors, (1216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:17,802 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 64.0) internal successors, (1216), 19 states have internal predecessors, (1216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:17,802 INFO L185 Difference]: Start difference. First operand has 193 places, 914 transitions, 26991 flow. Second operand 18 states and 332 transitions. [2021-03-26 05:22:17,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 1082 transitions, 33425 flow [2021-03-26 05:22:18,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 201 places, 1082 transitions, 32730 flow, removed 302 selfloop flow, removed 9 redundant places. [2021-03-26 05:22:18,325 INFO L241 Difference]: Finished difference. Result has 206 places, 960 transitions, 29080 flow [2021-03-26 05:22:18,326 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=25769, PETRI_DIFFERENCE_MINUEND_PLACES=184, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=894, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=338, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=528, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=29080, PETRI_PLACES=206, PETRI_TRANSITIONS=960} [2021-03-26 05:22:18,326 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 186 predicate places. [2021-03-26 05:22:18,326 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:18,326 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 206 places, 960 transitions, 29080 flow [2021-03-26 05:22:18,326 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 206 places, 960 transitions, 29080 flow [2021-03-26 05:22:18,336 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 203 places, 960 transitions, 29080 flow [2021-03-26 05:22:18,973 INFO L129 PetriNetUnfolder]: 840/2942 cut-off events. [2021-03-26 05:22:18,973 INFO L130 PetriNetUnfolder]: For 107437/107986 co-relation queries the response was YES. [2021-03-26 05:22:18,990 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33935 conditions, 2942 events. 840/2942 cut-off events. For 107437/107986 co-relation queries the response was YES. Maximal size of possible extension queue 326. Compared 30830 event pairs, 21 based on Foata normal form. 71/3003 useless extension candidates. Maximal degree in co-relation 33742. Up to 818 conditions per place. [2021-03-26 05:22:19,019 INFO L142 LiptonReduction]: Number of co-enabled transitions 836 [2021-03-26 05:22:19,322 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:19,322 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:22:19,323 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 997 [2021-03-26 05:22:19,323 INFO L480 AbstractCegarLoop]: Abstraction has has 203 places, 960 transitions, 29104 flow [2021-03-26 05:22:19,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 14.818181818181818) internal successors, (163), 11 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:19,324 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:19,324 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:19,527 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:19,528 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:19,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:19,528 INFO L82 PathProgramCache]: Analyzing trace with hash 317576366, now seen corresponding path program 3 times [2021-03-26 05:22:19,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:19,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087216518] [2021-03-26 05:22:19,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:19,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:19,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:19,546 INFO L142 QuantifierPusher]: treesize reduction 7, result has 30.0 percent of original size [2021-03-26 05:22:19,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:19,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:19,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:19,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 05:22:19,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087216518] [2021-03-26 05:22:19,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102048148] [2021-03-26 05:22:19,553 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:19,571 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-26 05:22:19,571 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:22:19,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:19,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:19,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:19,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:19,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:19,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:19,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:19,597 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:19,597 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:19,597 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:19,598 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:19,598 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:19,599 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:19,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:19,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:19,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:19,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:19,619 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:19,619 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:19,620 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:22:19,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:22:19,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:22:19,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:22:19,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:19,659 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 1] term [2021-03-26 05:22:19,659 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:19,660 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:19,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:19,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:19,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:19,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:19,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:19,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:19,682 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:19,682 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:19,682 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:19,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:19,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:19,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:19,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:19,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:19,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:19,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:19,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:19,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:19,691 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:19,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:19,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:19,694 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:19,694 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-26 05:22:19,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244258633] [2021-03-26 05:22:19,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:22:19,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:19,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:22:19,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:22:19,695 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 65 [2021-03-26 05:22:19,695 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 203 places, 960 transitions, 29104 flow. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:19,695 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:19,695 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 65 [2021-03-26 05:22:19,695 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:21,400 INFO L129 PetriNetUnfolder]: 961/3207 cut-off events. [2021-03-26 05:22:21,400 INFO L130 PetriNetUnfolder]: For 120200/120202 co-relation queries the response was YES. [2021-03-26 05:22:21,415 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39760 conditions, 3207 events. 961/3207 cut-off events. For 120200/120202 co-relation queries the response was YES. Maximal size of possible extension queue 320. Compared 32793 event pairs, 14 based on Foata normal form. 44/3251 useless extension candidates. Maximal degree in co-relation 39531. Up to 924 conditions per place. [2021-03-26 05:22:21,428 INFO L132 encePairwiseOnDemand]: 45/65 looper letters, 379 selfloop transitions, 712 changer transitions 0/1095 dead transitions. [2021-03-26 05:22:21,428 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 1095 transitions, 35162 flow [2021-03-26 05:22:21,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-26 05:22:21,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-26 05:22:21,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 307 transitions. [2021-03-26 05:22:21,429 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22490842490842491 [2021-03-26 05:22:21,429 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 307 transitions. [2021-03-26 05:22:21,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 307 transitions. [2021-03-26 05:22:21,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:21,430 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 307 transitions. [2021-03-26 05:22:21,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 14.619047619047619) internal successors, (307), 21 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:21,431 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 65.0) internal successors, (1430), 22 states have internal predecessors, (1430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:21,431 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 65.0) internal successors, (1430), 22 states have internal predecessors, (1430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:21,431 INFO L185 Difference]: Start difference. First operand has 203 places, 960 transitions, 29104 flow. Second operand 21 states and 307 transitions. [2021-03-26 05:22:21,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 1095 transitions, 35162 flow [2021-03-26 05:22:21,914 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 219 places, 1095 transitions, 34607 flow, removed 268 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:21,937 INFO L241 Difference]: Finished difference. Result has 223 places, 1031 transitions, 33192 flow [2021-03-26 05:22:21,937 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=65, PETRI_DIFFERENCE_MINUEND_FLOW=28473, PETRI_DIFFERENCE_MINUEND_PLACES=199, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=954, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=640, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=307, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=33192, PETRI_PLACES=223, PETRI_TRANSITIONS=1031} [2021-03-26 05:22:21,938 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 203 predicate places. [2021-03-26 05:22:21,938 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:21,938 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 1031 transitions, 33192 flow [2021-03-26 05:22:21,938 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 1031 transitions, 33192 flow [2021-03-26 05:22:21,948 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 223 places, 1031 transitions, 33192 flow [2021-03-26 05:22:22,668 INFO L129 PetriNetUnfolder]: 862/3087 cut-off events. [2021-03-26 05:22:22,668 INFO L130 PetriNetUnfolder]: For 110006/110109 co-relation queries the response was YES. [2021-03-26 05:22:22,684 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37171 conditions, 3087 events. 862/3087 cut-off events. For 110006/110109 co-relation queries the response was YES. Maximal size of possible extension queue 336. Compared 32747 event pairs, 13 based on Foata normal form. 13/3099 useless extension candidates. Maximal degree in co-relation 36967. Up to 863 conditions per place. [2021-03-26 05:22:22,709 INFO L142 LiptonReduction]: Number of co-enabled transitions 830 [2021-03-26 05:22:23,390 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-26 05:22:23,390 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:22:23,391 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1453 [2021-03-26 05:22:23,391 INFO L480 AbstractCegarLoop]: Abstraction has has 221 places, 1029 transitions, 33142 flow [2021-03-26 05:22:23,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:23,391 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:23,391 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:23,595 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:23,595 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:23,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:23,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1930262213, now seen corresponding path program 1 times [2021-03-26 05:22:23,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:23,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105532964] [2021-03-26 05:22:23,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:23,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:23,622 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-26 05:22:23,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:22:23,628 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-26 05:22:23,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:23,644 INFO L142 QuantifierPusher]: treesize reduction 5, result has 68.8 percent of original size [2021-03-26 05:22:23,644 INFO L147 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size 7 [2021-03-26 05:22:23,652 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:23,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-03-26 05:22:23,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105532964] [2021-03-26 05:22:23,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670706715] [2021-03-26 05:22:23,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:23,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-26 05:22:23,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:23,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:23,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 05:22:23,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:23,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 05:22:23,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:22:23,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:23,697 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:22:23,698 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:23,699 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,699 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-26 05:22:23,699 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:23,699 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:23,700 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,701 INFO L147 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size 22 [2021-03-26 05:22:23,701 INFO L142 QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size [2021-03-26 05:22:23,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:23,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:22:23,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:23,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:22:23,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:23,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:22:23,725 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:23,725 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:23,726 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:22:23,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:22:23,740 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:22:23,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:23,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:22:23,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:23,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,742 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:23,743 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:22:23,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:22:23,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:22:23,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 05:22:23,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:22:23,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 05:22:23,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:22:23,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:22:23,763 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:23,763 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:23,764 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:23,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:22:23,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-26 05:22:23,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:22:23,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-03-26 05:22:23,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:22:23,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:23,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:22:23,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,800 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:23,800 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:23,801 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:23,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:23,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:23,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:22:23,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:23,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:23,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:23,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:23,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:23,821 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:23,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:23,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-03-26 05:22:23,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152446756] [2021-03-26 05:22:23,822 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:22:23,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:23,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:22:23,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:22:23,822 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 67 [2021-03-26 05:22:23,823 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 1029 transitions, 33142 flow. Second operand has 12 states, 12 states have (on average 14.75) internal successors, (177), 12 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:23,823 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:23,823 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 67 [2021-03-26 05:22:23,823 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:25,597 INFO L129 PetriNetUnfolder]: 1031/3344 cut-off events. [2021-03-26 05:22:25,597 INFO L130 PetriNetUnfolder]: For 126643/126643 co-relation queries the response was YES. [2021-03-26 05:22:25,616 INFO L84 FinitePrefix]: Finished finitePrefix Result has 43246 conditions, 3344 events. 1031/3344 cut-off events. For 126643/126643 co-relation queries the response was YES. Maximal size of possible extension queue 339. Compared 34126 event pairs, 64 based on Foata normal form. 32/3376 useless extension candidates. Maximal degree in co-relation 43006. Up to 2643 conditions per place. [2021-03-26 05:22:25,630 INFO L132 encePairwiseOnDemand]: 56/67 looper letters, 1058 selfloop transitions, 77 changer transitions 1/1140 dead transitions. [2021-03-26 05:22:25,630 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 1140 transitions, 38422 flow [2021-03-26 05:22:25,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-26 05:22:25,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-26 05:22:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 200 transitions. [2021-03-26 05:22:25,631 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27137042062415195 [2021-03-26 05:22:25,631 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 200 transitions. [2021-03-26 05:22:25,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 200 transitions. [2021-03-26 05:22:25,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:25,632 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 200 transitions. [2021-03-26 05:22:25,632 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 18.181818181818183) internal successors, (200), 11 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:25,633 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 67.0) internal successors, (804), 12 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:25,633 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 67.0) internal successors, (804), 12 states have internal predecessors, (804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:25,633 INFO L185 Difference]: Start difference. First operand has 221 places, 1029 transitions, 33142 flow. Second operand 11 states and 200 transitions. [2021-03-26 05:22:25,633 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 1140 transitions, 38422 flow [2021-03-26 05:22:26,291 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 1140 transitions, 38262 flow, removed 64 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:26,316 INFO L241 Difference]: Finished difference. Result has 229 places, 1072 transitions, 34702 flow [2021-03-26 05:22:26,317 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=32999, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1029, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=952, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=34702, PETRI_PLACES=229, PETRI_TRANSITIONS=1072} [2021-03-26 05:22:26,317 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 209 predicate places. [2021-03-26 05:22:26,317 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:26,317 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 229 places, 1072 transitions, 34702 flow [2021-03-26 05:22:26,318 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 229 places, 1072 transitions, 34702 flow [2021-03-26 05:22:26,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 1072 transitions, 34702 flow [2021-03-26 05:22:27,107 INFO L129 PetriNetUnfolder]: 922/3202 cut-off events. [2021-03-26 05:22:27,108 INFO L130 PetriNetUnfolder]: For 119605/119774 co-relation queries the response was YES. [2021-03-26 05:22:27,128 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39091 conditions, 3202 events. 922/3202 cut-off events. For 119605/119774 co-relation queries the response was YES. Maximal size of possible extension queue 352. Compared 33790 event pairs, 18 based on Foata normal form. 20/3218 useless extension candidates. Maximal degree in co-relation 38885. Up to 912 conditions per place. [2021-03-26 05:22:27,160 INFO L142 LiptonReduction]: Number of co-enabled transitions 832 [2021-03-26 05:22:27,280 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:27,280 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:27,280 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 963 [2021-03-26 05:22:27,281 INFO L480 AbstractCegarLoop]: Abstraction has has 229 places, 1072 transitions, 34702 flow [2021-03-26 05:22:27,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 14.75) internal successors, (177), 12 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:27,281 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:27,281 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:27,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:27,496 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:27,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:27,496 INFO L82 PathProgramCache]: Analyzing trace with hash -879944505, now seen corresponding path program 1 times [2021-03-26 05:22:27,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:27,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807447340] [2021-03-26 05:22:27,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:27,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:27,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:27,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:27,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:27,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:27,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:27,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807447340] [2021-03-26 05:22:27,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672839254] [2021-03-26 05:22:27,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:27,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:27,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:27,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:27,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:27,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:27,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:27,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:27,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:27,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,608 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:27,608 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:27,608 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,610 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:27,610 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:27,611 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:27,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:27,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:27,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:27,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,638 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:27,638 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:27,639 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:27,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:27,647 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 05:22:27,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:22:27,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:27,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:27,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:27,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:27,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:22:27,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:22:27,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:22:27,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:22:27,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,674 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:27,674 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:27,674 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:27,677 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:27,677 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:27,680 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:27,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:22:27,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:27,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:27,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:22:27,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:22:27,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:27,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:27,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:27,703 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:27,703 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:27,704 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:27,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:27,705 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:27,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:27,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:27,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:27,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-03-26 05:22:27,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615556268] [2021-03-26 05:22:27,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-26 05:22:27,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:27,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-26 05:22:27,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-03-26 05:22:27,711 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 67 [2021-03-26 05:22:27,712 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 1072 transitions, 34702 flow. Second operand has 13 states, 13 states have (on average 11.615384615384615) internal successors, (151), 13 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:27,712 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:27,712 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 67 [2021-03-26 05:22:27,712 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:29,781 INFO L129 PetriNetUnfolder]: 1263/4180 cut-off events. [2021-03-26 05:22:29,781 INFO L130 PetriNetUnfolder]: For 168695/168697 co-relation queries the response was YES. [2021-03-26 05:22:29,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53794 conditions, 4180 events. 1263/4180 cut-off events. For 168695/168697 co-relation queries the response was YES. Maximal size of possible extension queue 402. Compared 44158 event pairs, 30 based on Foata normal form. 40/4220 useless extension candidates. Maximal degree in co-relation 53513. Up to 1216 conditions per place. [2021-03-26 05:22:29,818 INFO L132 encePairwiseOnDemand]: 48/67 looper letters, 459 selfloop transitions, 860 changer transitions 27/1350 dead transitions. [2021-03-26 05:22:29,819 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 246 places, 1350 transitions, 45576 flow [2021-03-26 05:22:29,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 05:22:29,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 05:22:29,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 270 transitions. [2021-03-26 05:22:29,820 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22388059701492538 [2021-03-26 05:22:29,820 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 270 transitions. [2021-03-26 05:22:29,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 270 transitions. [2021-03-26 05:22:29,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:29,820 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 270 transitions. [2021-03-26 05:22:29,821 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 15.0) internal successors, (270), 18 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:29,822 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 67.0) internal successors, (1273), 19 states have internal predecessors, (1273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:29,822 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 67.0) internal successors, (1273), 19 states have internal predecessors, (1273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:29,822 INFO L185 Difference]: Start difference. First operand has 229 places, 1072 transitions, 34702 flow. Second operand 18 states and 270 transitions. [2021-03-26 05:22:29,822 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 246 places, 1350 transitions, 45576 flow [2021-03-26 05:22:30,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 240 places, 1350 transitions, 45375 flow, removed 61 selfloop flow, removed 6 redundant places. [2021-03-26 05:22:30,552 INFO L241 Difference]: Finished difference. Result has 251 places, 1257 transitions, 43870 flow [2021-03-26 05:22:30,553 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=67, PETRI_DIFFERENCE_MINUEND_FLOW=34505, PETRI_DIFFERENCE_MINUEND_PLACES=223, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1072, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=703, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=43870, PETRI_PLACES=251, PETRI_TRANSITIONS=1257} [2021-03-26 05:22:30,553 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 231 predicate places. [2021-03-26 05:22:30,553 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:30,553 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 1257 transitions, 43870 flow [2021-03-26 05:22:30,553 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 1257 transitions, 43870 flow [2021-03-26 05:22:30,566 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 248 places, 1257 transitions, 43870 flow [2021-03-26 05:22:31,720 INFO L129 PetriNetUnfolder]: 1100/3927 cut-off events. [2021-03-26 05:22:31,720 INFO L130 PetriNetUnfolder]: For 183951/184204 co-relation queries the response was YES. [2021-03-26 05:22:31,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51397 conditions, 3927 events. 1100/3927 cut-off events. For 183951/184204 co-relation queries the response was YES. Maximal size of possible extension queue 405. Compared 42964 event pairs, 19 based on Foata normal form. 18/3944 useless extension candidates. Maximal degree in co-relation 51176. Up to 1105 conditions per place. [2021-03-26 05:22:31,787 INFO L142 LiptonReduction]: Number of co-enabled transitions 912 [2021-03-26 05:22:32,270 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 05:22:32,270 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:22:32,270 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1717 [2021-03-26 05:22:32,271 INFO L480 AbstractCegarLoop]: Abstraction has has 248 places, 1257 transitions, 43869 flow [2021-03-26 05:22:32,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 11.615384615384615) internal successors, (151), 13 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:32,271 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:32,271 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:32,471 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable76 [2021-03-26 05:22:32,471 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:32,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:32,472 INFO L82 PathProgramCache]: Analyzing trace with hash -2116134821, now seen corresponding path program 2 times [2021-03-26 05:22:32,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:32,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612329506] [2021-03-26 05:22:32,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:32,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:32,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:32,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:32,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:32,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:32,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,500 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:32,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612329506] [2021-03-26 05:22:32,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418305584] [2021-03-26 05:22:32,500 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:32,534 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:22:32,534 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:22:32,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:32,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:32,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:32,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:32,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:32,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:32,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,560 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:32,560 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:32,560 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,561 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:32,561 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:32,561 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:32,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:32,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:32,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:32,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,583 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:32,584 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:32,584 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:32,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:32,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:32,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:32,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:32,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:32,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,597 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:32,597 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:32,598 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:32,599 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:32,599 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:32,599 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:32,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:32,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:32,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:32,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:32,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:32,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:32,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:32,619 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:32,620 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:32,620 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:32,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:32,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:32,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:32,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:32,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:32,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:32,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:32,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:32,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:32,629 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:32,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:32,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:32,632 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:32,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:32,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-26 05:22:32,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676074899] [2021-03-26 05:22:32,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:22:32,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:32,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:22:32,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:22:32,634 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 68 [2021-03-26 05:22:32,634 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 248 places, 1257 transitions, 43869 flow. Second operand has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 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) [2021-03-26 05:22:32,634 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:32,634 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 68 [2021-03-26 05:22:32,634 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:35,370 INFO L129 PetriNetUnfolder]: 1307/4330 cut-off events. [2021-03-26 05:22:35,370 INFO L130 PetriNetUnfolder]: For 207083/207085 co-relation queries the response was YES. [2021-03-26 05:22:35,396 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60350 conditions, 4330 events. 1307/4330 cut-off events. For 207083/207085 co-relation queries the response was YES. Maximal size of possible extension queue 432. Compared 46403 event pairs, 12 based on Foata normal form. 30/4360 useless extension candidates. Maximal degree in co-relation 60242. Up to 1276 conditions per place. [2021-03-26 05:22:35,414 INFO L132 encePairwiseOnDemand]: 46/68 looper letters, 458 selfloop transitions, 1000 changer transitions 3/1465 dead transitions. [2021-03-26 05:22:35,414 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 269 places, 1465 transitions, 53411 flow [2021-03-26 05:22:35,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-26 05:22:35,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-03-26 05:22:35,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 338 transitions. [2021-03-26 05:22:35,416 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22593582887700533 [2021-03-26 05:22:35,416 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 338 transitions. [2021-03-26 05:22:35,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 338 transitions. [2021-03-26 05:22:35,416 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:35,416 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 338 transitions. [2021-03-26 05:22:35,416 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 15.363636363636363) internal successors, (338), 22 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:35,417 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 68.0) internal successors, (1564), 23 states have internal predecessors, (1564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:35,418 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 68.0) internal successors, (1564), 23 states have internal predecessors, (1564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:35,418 INFO L185 Difference]: Start difference. First operand has 248 places, 1257 transitions, 43869 flow. Second operand 22 states and 338 transitions. [2021-03-26 05:22:35,418 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 269 places, 1465 transitions, 53411 flow [2021-03-26 05:22:36,670 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 261 places, 1465 transitions, 52535 flow, removed 420 selfloop flow, removed 8 redundant places. [2021-03-26 05:22:36,703 INFO L241 Difference]: Finished difference. Result has 266 places, 1367 transitions, 49576 flow [2021-03-26 05:22:36,703 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=43011, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=893, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=333, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=49576, PETRI_PLACES=266, PETRI_TRANSITIONS=1367} [2021-03-26 05:22:36,704 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 246 predicate places. [2021-03-26 05:22:36,704 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:36,704 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 266 places, 1367 transitions, 49576 flow [2021-03-26 05:22:36,704 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 266 places, 1367 transitions, 49576 flow [2021-03-26 05:22:36,720 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 266 places, 1367 transitions, 49576 flow [2021-03-26 05:22:38,214 INFO L129 PetriNetUnfolder]: 1178/4178 cut-off events. [2021-03-26 05:22:38,215 INFO L130 PetriNetUnfolder]: For 201074/201318 co-relation queries the response was YES. [2021-03-26 05:22:38,245 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56507 conditions, 4178 events. 1178/4178 cut-off events. For 201074/201318 co-relation queries the response was YES. Maximal size of possible extension queue 439. Compared 46222 event pairs, 36 based on Foata normal form. 12/4190 useless extension candidates. Maximal degree in co-relation 55227. Up to 1198 conditions per place. [2021-03-26 05:22:38,301 INFO L142 LiptonReduction]: Number of co-enabled transitions 996 [2021-03-26 05:22:38,503 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:38,503 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:38,503 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1799 [2021-03-26 05:22:38,504 INFO L480 AbstractCegarLoop]: Abstraction has has 266 places, 1367 transitions, 49576 flow [2021-03-26 05:22:38,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 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) [2021-03-26 05:22:38,504 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:38,504 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:38,704 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable83 [2021-03-26 05:22:38,704 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:38,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:38,704 INFO L82 PathProgramCache]: Analyzing trace with hash -34667899, now seen corresponding path program 1 times [2021-03-26 05:22:38,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:38,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305280877] [2021-03-26 05:22:38,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:38,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:38,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:38,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:38,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:38,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305280877] [2021-03-26 05:22:38,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [572489685] [2021-03-26 05:22:38,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:38,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:38,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:38,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:38,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:38,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:38,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:38,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:38,786 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:38,786 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:38,787 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:38,788 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:38,788 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:38,788 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:38,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:38,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:38,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:38,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:38,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:38,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:38,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:38,820 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:38,820 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:38,821 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:38,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:38,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:38,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:38,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:38,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:38,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:38,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:38,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:38,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:38,844 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:38,844 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:38,845 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:38,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:38,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:38,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:38,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:38,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:38,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:38,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:38,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:38,860 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:22:38,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:38,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:38,864 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:38,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:38,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-03-26 05:22:38,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093245118] [2021-03-26 05:22:38,865 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:22:38,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:38,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:22:38,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:22:38,866 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 68 [2021-03-26 05:22:38,866 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 1367 transitions, 49576 flow. Second operand has 10 states, 10 states have (on average 14.7) internal successors, (147), 10 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:38,866 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:38,866 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 68 [2021-03-26 05:22:38,866 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:42,046 INFO L129 PetriNetUnfolder]: 1475/4782 cut-off events. [2021-03-26 05:22:42,046 INFO L130 PetriNetUnfolder]: For 247853/247855 co-relation queries the response was YES. [2021-03-26 05:22:42,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 69244 conditions, 4782 events. 1475/4782 cut-off events. For 247853/247855 co-relation queries the response was YES. Maximal size of possible extension queue 453. Compared 51379 event pairs, 20 based on Foata normal form. 116/4898 useless extension candidates. Maximal degree in co-relation 68948. Up to 2354 conditions per place. [2021-03-26 05:22:42,102 INFO L132 encePairwiseOnDemand]: 53/68 looper letters, 1233 selfloop transitions, 461 changer transitions 7/1705 dead transitions. [2021-03-26 05:22:42,103 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 1705 transitions, 63368 flow [2021-03-26 05:22:42,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-26 05:22:42,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-26 05:22:42,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 298 transitions. [2021-03-26 05:22:42,104 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.27389705882352944 [2021-03-26 05:22:42,104 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 298 transitions. [2021-03-26 05:22:42,104 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 298 transitions. [2021-03-26 05:22:42,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:42,104 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 298 transitions. [2021-03-26 05:22:42,105 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 18.625) internal successors, (298), 16 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:42,106 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 68.0) internal successors, (1156), 17 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:42,106 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 68.0) internal successors, (1156), 17 states have internal predecessors, (1156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:42,106 INFO L185 Difference]: Start difference. First operand has 266 places, 1367 transitions, 49576 flow. Second operand 16 states and 298 transitions. [2021-03-26 05:22:42,106 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 1705 transitions, 63368 flow [2021-03-26 05:22:43,573 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 277 places, 1705 transitions, 63087 flow, removed 127 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:43,611 INFO L241 Difference]: Finished difference. Result has 287 places, 1560 transitions, 57537 flow [2021-03-26 05:22:43,611 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=48697, PETRI_DIFFERENCE_MINUEND_PLACES=262, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=280, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=969, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=57537, PETRI_PLACES=287, PETRI_TRANSITIONS=1560} [2021-03-26 05:22:43,612 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 267 predicate places. [2021-03-26 05:22:43,612 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:43,612 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 287 places, 1560 transitions, 57537 flow [2021-03-26 05:22:43,612 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 287 places, 1560 transitions, 57537 flow [2021-03-26 05:22:43,630 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 287 places, 1560 transitions, 57537 flow [2021-03-26 05:22:45,342 INFO L129 PetriNetUnfolder]: 1317/4572 cut-off events. [2021-03-26 05:22:45,343 INFO L130 PetriNetUnfolder]: For 242697/243045 co-relation queries the response was YES. [2021-03-26 05:22:45,371 INFO L84 FinitePrefix]: Finished finitePrefix Result has 65062 conditions, 4572 events. 1317/4572 cut-off events. For 242697/243045 co-relation queries the response was YES. Maximal size of possible extension queue 455. Compared 50625 event pairs, 27 based on Foata normal form. 35/4607 useless extension candidates. Maximal degree in co-relation 64786. Up to 1349 conditions per place. [2021-03-26 05:22:45,417 INFO L142 LiptonReduction]: Number of co-enabled transitions 1020 [2021-03-26 05:22:46,144 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 05:22:46,144 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:22:46,144 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2532 [2021-03-26 05:22:46,144 INFO L480 AbstractCegarLoop]: Abstraction has has 287 places, 1560 transitions, 57556 flow [2021-03-26 05:22:46,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 14.7) internal successors, (147), 10 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:46,145 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:46,145 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:46,345 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:46,345 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:46,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:46,345 INFO L82 PathProgramCache]: Analyzing trace with hash -403706557, now seen corresponding path program 1 times [2021-03-26 05:22:46,345 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:46,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671099791] [2021-03-26 05:22:46,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:46,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:46,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:46,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:46,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:46,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:46,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:46,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,368 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:22:46,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671099791] [2021-03-26 05:22:46,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296345751] [2021-03-26 05:22:46,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:46,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:22:46,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:46,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:46,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:46,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:46,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:46,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:22:46,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,406 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:46,406 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:46,408 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,409 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:46,409 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:46,410 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:46,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:46,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:22:46,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:46,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,429 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:46,429 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:46,430 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:46,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:46,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:46,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:46,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:22:46,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:22:46,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,446 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:46,446 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:46,446 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:46,456 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:22:46,456 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:46,457 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:46,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:46,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:46,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:46,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:22:46,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:22:46,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:46,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:22:46,480 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:22:46,480 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:46,480 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:46,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:22:46,484 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 05:22:46,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:46,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:46,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:46,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:22:46,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:46,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:22:46,486 INFO L142 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-03-26 05:22:46,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:46,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:22:46,493 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:46,493 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-26 05:22:46,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590845728] [2021-03-26 05:22:46,493 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:22:46,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:46,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:22:46,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:22:46,494 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 69 [2021-03-26 05:22:46,494 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 287 places, 1560 transitions, 57556 flow. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:46,494 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:46,494 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 69 [2021-03-26 05:22:46,494 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:50,327 INFO L129 PetriNetUnfolder]: 1463/4667 cut-off events. [2021-03-26 05:22:50,328 INFO L130 PetriNetUnfolder]: For 256895/256895 co-relation queries the response was YES. [2021-03-26 05:22:50,357 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70236 conditions, 4667 events. 1463/4667 cut-off events. For 256895/256895 co-relation queries the response was YES. Maximal size of possible extension queue 451. Compared 49856 event pairs, 73 based on Foata normal form. 11/4678 useless extension candidates. Maximal degree in co-relation 69906. Up to 2395 conditions per place. [2021-03-26 05:22:50,377 INFO L132 encePairwiseOnDemand]: 54/69 looper letters, 1199 selfloop transitions, 396 changer transitions 6/1605 dead transitions. [2021-03-26 05:22:50,377 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 303 places, 1605 transitions, 61428 flow [2021-03-26 05:22:50,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-26 05:22:50,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-03-26 05:22:50,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 250 transitions. [2021-03-26 05:22:50,378 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.21312872975277067 [2021-03-26 05:22:50,378 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 250 transitions. [2021-03-26 05:22:50,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 250 transitions. [2021-03-26 05:22:50,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:50,378 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 250 transitions. [2021-03-26 05:22:50,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 14.705882352941176) internal successors, (250), 17 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:50,380 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 69.0) internal successors, (1242), 18 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:50,380 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 69.0) internal successors, (1242), 18 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:50,380 INFO L185 Difference]: Start difference. First operand has 287 places, 1560 transitions, 57556 flow. Second operand 17 states and 250 transitions. [2021-03-26 05:22:50,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 303 places, 1605 transitions, 61428 flow [2021-03-26 05:22:51,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 299 places, 1605 transitions, 60577 flow, removed 416 selfloop flow, removed 4 redundant places. [2021-03-26 05:22:51,973 INFO L241 Difference]: Finished difference. Result has 304 places, 1561 transitions, 57550 flow [2021-03-26 05:22:51,974 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=69, PETRI_DIFFERENCE_MINUEND_FLOW=55356, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1533, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=369, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=57550, PETRI_PLACES=304, PETRI_TRANSITIONS=1561} [2021-03-26 05:22:51,974 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 284 predicate places. [2021-03-26 05:22:51,974 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:22:51,974 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 304 places, 1561 transitions, 57550 flow [2021-03-26 05:22:51,975 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 304 places, 1561 transitions, 57550 flow [2021-03-26 05:22:51,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 304 places, 1561 transitions, 57550 flow [2021-03-26 05:22:53,452 INFO L129 PetriNetUnfolder]: 1303/4444 cut-off events. [2021-03-26 05:22:53,452 INFO L130 PetriNetUnfolder]: For 252949/253253 co-relation queries the response was YES. [2021-03-26 05:22:53,594 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64051 conditions, 4444 events. 1303/4444 cut-off events. For 252949/253253 co-relation queries the response was YES. Maximal size of possible extension queue 462. Compared 48914 event pairs, 21 based on Foata normal form. 24/4466 useless extension candidates. Maximal degree in co-relation 63567. Up to 1301 conditions per place. [2021-03-26 05:22:53,651 INFO L142 LiptonReduction]: Number of co-enabled transitions 970 [2021-03-26 05:22:53,932 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:22:53,933 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:22:53,933 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1959 [2021-03-26 05:22:53,933 INFO L480 AbstractCegarLoop]: Abstraction has has 304 places, 1561 transitions, 57550 flow [2021-03-26 05:22:53,933 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:53,933 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:22:53,933 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:22:54,134 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable95 [2021-03-26 05:22:54,134 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:22:54,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:22:54,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1232927431, now seen corresponding path program 1 times [2021-03-26 05:22:54,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:22:54,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755143419] [2021-03-26 05:22:54,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:22:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:54,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,152 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-26 05:22:54,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:22:54,159 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-26 05:22:54,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:22:54,177 INFO L142 QuantifierPusher]: treesize reduction 14, result has 62.2 percent of original size [2021-03-26 05:22:54,177 INFO L147 QuantifierPusher]: treesize reduction 5, result has 78.3 percent of original size 18 [2021-03-26 05:22:54,263 INFO L142 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-03-26 05:22:54,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,270 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:22:54,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-26 05:22:54,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755143419] [2021-03-26 05:22:54,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030095517] [2021-03-26 05:22:54,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:22:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:22:54,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 05:22:54,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:22:54,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:22:54,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:54,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:54,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:54,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:22:54,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:54,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:54,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:54,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:54,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-03-26 05:22:54,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:22:54,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,322 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:22:54,323 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:22:54,323 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,324 INFO L147 QuantifierPusher]: treesize reduction 6, result has 80.0 percent of original size 24 [2021-03-26 05:22:54,324 INFO L142 QuantifierPusher]: treesize reduction 6, result has 80.0 percent of original size [2021-03-26 05:22:54,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:22:54,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:22:54,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:54,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:54,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:22:54,352 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 05:22:54,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:22:54,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:22:54,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:22:54,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:22:54,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:22:54,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:22:54,362 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-26 05:22:54,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:22:54,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-26 05:22:54,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205392566] [2021-03-26 05:22:54,363 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-26 05:22:54,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:22:54,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-26 05:22:54,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-03-26 05:22:54,363 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 15 out of 69 [2021-03-26 05:22:54,363 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 304 places, 1561 transitions, 57550 flow. Second operand has 11 states, 11 states have (on average 16.636363636363637) internal successors, (183), 11 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:54,363 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:22:54,364 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 15 of 69 [2021-03-26 05:22:54,364 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:22:57,989 INFO L129 PetriNetUnfolder]: 1669/5162 cut-off events. [2021-03-26 05:22:57,990 INFO L130 PetriNetUnfolder]: For 308805/308807 co-relation queries the response was YES. [2021-03-26 05:22:58,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 78807 conditions, 5162 events. 1669/5162 cut-off events. For 308805/308807 co-relation queries the response was YES. Maximal size of possible extension queue 512. Compared 55348 event pairs, 90 based on Foata normal form. 41/5203 useless extension candidates. Maximal degree in co-relation 78429. Up to 3926 conditions per place. [2021-03-26 05:22:58,051 INFO L132 encePairwiseOnDemand]: 51/69 looper letters, 1688 selfloop transitions, 160 changer transitions 5/1857 dead transitions. [2021-03-26 05:22:58,051 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 1857 transitions, 71790 flow [2021-03-26 05:22:58,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-26 05:22:58,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-26 05:22:58,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 220 transitions. [2021-03-26 05:22:58,052 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3188405797101449 [2021-03-26 05:22:58,052 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 220 transitions. [2021-03-26 05:22:58,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 220 transitions. [2021-03-26 05:22:58,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:22:58,052 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 220 transitions. [2021-03-26 05:22:58,053 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 22.0) internal successors, (220), 10 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:58,053 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 69.0) internal successors, (759), 11 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:58,053 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 69.0) internal successors, (759), 11 states have internal predecessors, (759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:22:58,053 INFO L185 Difference]: Start difference. First operand has 304 places, 1561 transitions, 57550 flow. Second operand 10 states and 220 transitions. [2021-03-26 05:22:58,053 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 1857 transitions, 71790 flow [2021-03-26 05:23:00,068 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 306 places, 1857 transitions, 71013 flow, removed 256 selfloop flow, removed 7 redundant places. [2021-03-26 05:23:00,109 INFO L241 Difference]: Finished difference. Result has 311 places, 1685 transitions, 62754 flow [2021-03-26 05:23:00,110 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=69, PETRI_DIFFERENCE_MINUEND_FLOW=56823, PETRI_DIFFERENCE_MINUEND_PLACES=297, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1401, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=62754, PETRI_PLACES=311, PETRI_TRANSITIONS=1685} [2021-03-26 05:23:00,110 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 291 predicate places. [2021-03-26 05:23:00,110 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:23:00,110 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 311 places, 1685 transitions, 62754 flow [2021-03-26 05:23:00,111 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 311 places, 1685 transitions, 62754 flow [2021-03-26 05:23:00,129 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 311 places, 1685 transitions, 62754 flow [2021-03-26 05:23:01,992 INFO L129 PetriNetUnfolder]: 1497/4959 cut-off events. [2021-03-26 05:23:01,992 INFO L130 PetriNetUnfolder]: For 283985/284454 co-relation queries the response was YES. [2021-03-26 05:23:02,037 INFO L84 FinitePrefix]: Finished finitePrefix Result has 71451 conditions, 4959 events. 1497/4959 cut-off events. For 283985/284454 co-relation queries the response was YES. Maximal size of possible extension queue 525. Compared 54957 event pairs, 24 based on Foata normal form. 59/5015 useless extension candidates. Maximal degree in co-relation 70929. Up to 1468 conditions per place. [2021-03-26 05:23:02,110 INFO L142 LiptonReduction]: Number of co-enabled transitions 1094 [2021-03-26 05:23:02,422 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:23:02,422 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:23:02,422 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2312 [2021-03-26 05:23:02,423 INFO L480 AbstractCegarLoop]: Abstraction has has 311 places, 1685 transitions, 62754 flow [2021-03-26 05:23:02,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 16.636363636363637) internal successors, (183), 11 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:02,423 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:23:02,423 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:23:02,623 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2021-03-26 05:23:02,623 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:23:02,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:23:02,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1834717385, now seen corresponding path program 1 times [2021-03-26 05:23:02,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:23:02,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747710643] [2021-03-26 05:23:02,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:23:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:02,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:23:02,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:02,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:02,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:02,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:23:02,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747710643] [2021-03-26 05:23:02,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639823512] [2021-03-26 05:23:02,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:23:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:02,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:23:02,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:23:02,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:02,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:02,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:02,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:02,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,737 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:02,737 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:02,737 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,738 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:02,738 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:02,738 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:23:02,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:23:02,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:23:02,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:23:02,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:02,759 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:02,759 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:02,760 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:02,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:02,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:23:02,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:23:02,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:23:02,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:23:02,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:02,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:02,797 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 2, 1] term [2021-03-26 05:23:02,797 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:02,798 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:02,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:02,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:23:02,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:02,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:23:02,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:02,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:02,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:02,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:02,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:02,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:02,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:02,815 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:23:02,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:23:02,819 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:23:02,819 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-26 05:23:02,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328089015] [2021-03-26 05:23:02,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:23:02,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:23:02,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:23:02,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:23:02,820 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 69 [2021-03-26 05:23:02,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 311 places, 1685 transitions, 62754 flow. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:02,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:23:02,820 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 69 [2021-03-26 05:23:02,820 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:23:06,802 INFO L129 PetriNetUnfolder]: 1729/5328 cut-off events. [2021-03-26 05:23:06,802 INFO L130 PetriNetUnfolder]: For 325366/325368 co-relation queries the response was YES. [2021-03-26 05:23:06,841 INFO L84 FinitePrefix]: Finished finitePrefix Result has 82128 conditions, 5328 events. 1729/5328 cut-off events. For 325366/325368 co-relation queries the response was YES. Maximal size of possible extension queue 510. Compared 57159 event pairs, 16 based on Foata normal form. 46/5374 useless extension candidates. Maximal degree in co-relation 81746. Up to 1640 conditions per place. [2021-03-26 05:23:06,867 INFO L132 encePairwiseOnDemand]: 46/69 looper letters, 733 selfloop transitions, 1145 changer transitions 0/1882 dead transitions. [2021-03-26 05:23:06,867 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 1882 transitions, 73311 flow [2021-03-26 05:23:06,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-26 05:23:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-26 05:23:06,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 326 transitions. [2021-03-26 05:23:06,868 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22498274672187715 [2021-03-26 05:23:06,869 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 326 transitions. [2021-03-26 05:23:06,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 326 transitions. [2021-03-26 05:23:06,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:23:06,869 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 326 transitions. [2021-03-26 05:23:06,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 15.523809523809524) internal successors, (326), 21 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:06,870 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 69.0) internal successors, (1518), 22 states have internal predecessors, (1518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:06,870 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 69.0) internal successors, (1518), 22 states have internal predecessors, (1518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:06,870 INFO L185 Difference]: Start difference. First operand has 311 places, 1685 transitions, 62754 flow. Second operand 21 states and 326 transitions. [2021-03-26 05:23:06,870 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 1882 transitions, 73311 flow [2021-03-26 05:23:09,043 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 325 places, 1882 transitions, 72610 flow, removed 127 selfloop flow, removed 5 redundant places. [2021-03-26 05:23:09,088 INFO L241 Difference]: Finished difference. Result has 331 places, 1786 transitions, 69722 flow [2021-03-26 05:23:09,089 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=69, PETRI_DIFFERENCE_MINUEND_FLOW=61533, PETRI_DIFFERENCE_MINUEND_PLACES=305, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1670, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1031, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=603, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=69722, PETRI_PLACES=331, PETRI_TRANSITIONS=1786} [2021-03-26 05:23:09,089 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 311 predicate places. [2021-03-26 05:23:09,089 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:23:09,089 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 331 places, 1786 transitions, 69722 flow [2021-03-26 05:23:09,089 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 331 places, 1786 transitions, 69722 flow [2021-03-26 05:23:09,111 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 331 places, 1786 transitions, 69722 flow [2021-03-26 05:23:11,097 INFO L129 PetriNetUnfolder]: 1551/5103 cut-off events. [2021-03-26 05:23:11,097 INFO L130 PetriNetUnfolder]: For 320827/321234 co-relation queries the response was YES. [2021-03-26 05:23:11,138 INFO L84 FinitePrefix]: Finished finitePrefix Result has 77418 conditions, 5103 events. 1551/5103 cut-off events. For 320827/321234 co-relation queries the response was YES. Maximal size of possible extension queue 526. Compared 56424 event pairs, 33 based on Foata normal form. 30/5129 useless extension candidates. Maximal degree in co-relation 76876. Up to 1524 conditions per place. [2021-03-26 05:23:11,196 INFO L142 LiptonReduction]: Number of co-enabled transitions 1214 [2021-03-26 05:23:12,153 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:23:12,153 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:23:12,153 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3064 [2021-03-26 05:23:12,154 INFO L480 AbstractCegarLoop]: Abstraction has has 331 places, 1786 transitions, 69753 flow [2021-03-26 05:23:12,154 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:12,154 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:23:12,154 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:23:12,355 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:23:12,355 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:23:12,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:23:12,356 INFO L82 PathProgramCache]: Analyzing trace with hash 664782169, now seen corresponding path program 1 times [2021-03-26 05:23:12,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:23:12,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323358727] [2021-03-26 05:23:12,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:23:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:12,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:23:12,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:12,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:12,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:12,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:23:12,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:23:12,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323358727] [2021-03-26 05:23:12,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1188288374] [2021-03-26 05:23:12,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:23:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:12,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:23:12,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:23:12,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:12,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:12,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:12,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:12,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:12,490 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:12,490 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:12,491 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:12,491 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:12,491 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:12,492 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:12,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:12,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:23:12,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:23:12,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:12,513 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:12,513 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:12,513 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:12,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:23:12,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:23:12,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:23:12,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:23:12,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:12,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:12,562 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 2, 1] term [2021-03-26 05:23:12,562 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:12,562 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:12,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:12,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:23:12,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:23:12,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:12,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:12,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:12,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:12,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:12,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:12,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:12,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:12,578 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:23:12,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:12,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:23:12,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:23:12,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-03-26 05:23:12,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140795535] [2021-03-26 05:23:12,582 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:23:12,582 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:23:12,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:23:12,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:23:12,583 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 70 [2021-03-26 05:23:12,583 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 331 places, 1786 transitions, 69753 flow. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:12,583 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:23:12,583 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 70 [2021-03-26 05:23:12,583 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:23:17,415 INFO L129 PetriNetUnfolder]: 1851/5770 cut-off events. [2021-03-26 05:23:17,416 INFO L130 PetriNetUnfolder]: For 379418/379418 co-relation queries the response was YES. [2021-03-26 05:23:17,461 INFO L84 FinitePrefix]: Finished finitePrefix Result has 92363 conditions, 5770 events. 1851/5770 cut-off events. For 379418/379418 co-relation queries the response was YES. Maximal size of possible extension queue 531. Compared 62693 event pairs, 25 based on Foata normal form. 36/5806 useless extension candidates. Maximal degree in co-relation 91966. Up to 2595 conditions per place. [2021-03-26 05:23:17,490 INFO L132 encePairwiseOnDemand]: 51/70 looper letters, 1414 selfloop transitions, 706 changer transitions 0/2124 dead transitions. [2021-03-26 05:23:17,491 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 348 places, 2124 transitions, 85470 flow [2021-03-26 05:23:17,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 05:23:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 05:23:17,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 278 transitions. [2021-03-26 05:23:17,492 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22063492063492063 [2021-03-26 05:23:17,492 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 278 transitions. [2021-03-26 05:23:17,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 278 transitions. [2021-03-26 05:23:17,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:23:17,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 278 transitions. [2021-03-26 05:23:17,492 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 15.444444444444445) internal successors, (278), 18 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:17,493 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 70.0) internal successors, (1330), 19 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:17,493 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 70.0) internal successors, (1330), 19 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:17,493 INFO L185 Difference]: Start difference. First operand has 331 places, 1786 transitions, 69753 flow. Second operand 18 states and 278 transitions. [2021-03-26 05:23:17,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 348 places, 2124 transitions, 85470 flow [2021-03-26 05:23:20,133 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 340 places, 2124 transitions, 84326 flow, removed 190 selfloop flow, removed 8 redundant places. [2021-03-26 05:23:20,184 INFO L241 Difference]: Finished difference. Result has 350 places, 1940 transitions, 77451 flow [2021-03-26 05:23:20,184 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=70, PETRI_DIFFERENCE_MINUEND_FLOW=68492, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1779, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=562, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=77451, PETRI_PLACES=350, PETRI_TRANSITIONS=1940} [2021-03-26 05:23:20,185 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 330 predicate places. [2021-03-26 05:23:20,185 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:23:20,185 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 350 places, 1940 transitions, 77451 flow [2021-03-26 05:23:20,185 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 350 places, 1940 transitions, 77451 flow [2021-03-26 05:23:20,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 350 places, 1940 transitions, 77451 flow [2021-03-26 05:23:22,527 INFO L129 PetriNetUnfolder]: 1685/5561 cut-off events. [2021-03-26 05:23:22,528 INFO L130 PetriNetUnfolder]: For 376356/377071 co-relation queries the response was YES. [2021-03-26 05:23:22,574 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86451 conditions, 5561 events. 1685/5561 cut-off events. For 376356/377071 co-relation queries the response was YES. Maximal size of possible extension queue 539. Compared 62217 event pairs, 39 based on Foata normal form. 66/5622 useless extension candidates. Maximal degree in co-relation 86094. Up to 1669 conditions per place. [2021-03-26 05:23:22,637 INFO L142 LiptonReduction]: Number of co-enabled transitions 1266 [2021-03-26 05:23:23,781 INFO L154 LiptonReduction]: Checked pairs total: 1 [2021-03-26 05:23:23,781 INFO L156 LiptonReduction]: Total number of compositions: 2 [2021-03-26 05:23:23,781 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3596 [2021-03-26 05:23:23,782 INFO L480 AbstractCegarLoop]: Abstraction has has 350 places, 1940 transitions, 77502 flow [2021-03-26 05:23:23,782 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 10 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:23,782 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:23:23,782 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:23:23,982 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-03-26 05:23:23,982 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:23:23,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:23:23,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1023509406, now seen corresponding path program 1 times [2021-03-26 05:23:23,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:23:23,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465920334] [2021-03-26 05:23:23,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:23:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:24,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:23:24,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:24,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:24,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:24,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:23:24,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:24,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 05:23:24,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465920334] [2021-03-26 05:23:24,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822699621] [2021-03-26 05:23:24,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:23:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:24,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:23:24,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:23:24,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:24,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:24,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:24,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:24,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:23:24,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:24,058 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:24,059 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:24,062 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:24,062 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:24,062 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:24,063 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:24,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:24,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:23:24,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:23:24,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:24,080 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:24,080 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:24,081 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:23:24,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:23:24,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:23:24,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:23:24,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:24,115 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 1] term [2021-03-26 05:23:24,116 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:24,116 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:24,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:24,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:23:24,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:23:24,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:23:24,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:24,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:23:24,140 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:23:24,140 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:24,141 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:23:24,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:23:24,142 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 05:23:24,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:24,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:24,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:24,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:24,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:24,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:24,144 INFO L142 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-03-26 05:23:24,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:24,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:24,150 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:23:24,150 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:23:24,150 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-03-26 05:23:24,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103542290] [2021-03-26 05:23:24,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-26 05:23:24,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:23:24,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-26 05:23:24,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-26 05:23:24,151 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 72 [2021-03-26 05:23:24,151 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 350 places, 1940 transitions, 77502 flow. Second operand has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 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) [2021-03-26 05:23:24,151 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:23:24,151 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 72 [2021-03-26 05:23:24,151 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:23:30,012 INFO L129 PetriNetUnfolder]: 1844/5800 cut-off events. [2021-03-26 05:23:30,012 INFO L130 PetriNetUnfolder]: For 396709/396711 co-relation queries the response was YES. [2021-03-26 05:23:30,056 INFO L84 FinitePrefix]: Finished finitePrefix Result has 95048 conditions, 5800 events. 1844/5800 cut-off events. For 396709/396711 co-relation queries the response was YES. Maximal size of possible extension queue 554. Compared 63479 event pairs, 73 based on Foata normal form. 8/5808 useless extension candidates. Maximal degree in co-relation 94639. Up to 2720 conditions per place. [2021-03-26 05:23:30,084 INFO L132 encePairwiseOnDemand]: 53/72 looper letters, 1432 selfloop transitions, 596 changer transitions 2/2034 dead transitions. [2021-03-26 05:23:30,084 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 365 places, 2034 transitions, 84203 flow [2021-03-26 05:23:30,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-26 05:23:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-03-26 05:23:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 248 transitions. [2021-03-26 05:23:30,085 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2152777777777778 [2021-03-26 05:23:30,085 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 248 transitions. [2021-03-26 05:23:30,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 248 transitions. [2021-03-26 05:23:30,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:23:30,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 248 transitions. [2021-03-26 05:23:30,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 15.5) internal successors, (248), 16 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:30,086 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 72.0) internal successors, (1224), 17 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:30,086 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 72.0) internal successors, (1224), 17 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:30,087 INFO L185 Difference]: Start difference. First operand has 350 places, 1940 transitions, 77502 flow. Second operand 16 states and 248 transitions. [2021-03-26 05:23:30,087 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 365 places, 2034 transitions, 84203 flow [2021-03-26 05:23:32,992 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 360 places, 2034 transitions, 83725 flow, removed 142 selfloop flow, removed 5 redundant places. [2021-03-26 05:23:33,043 INFO L241 Difference]: Finished difference. Result has 366 places, 1959 transitions, 79535 flow [2021-03-26 05:23:33,045 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=76512, PETRI_DIFFERENCE_MINUEND_PLACES=345, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1930, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=568, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1344, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=79535, PETRI_PLACES=366, PETRI_TRANSITIONS=1959} [2021-03-26 05:23:33,045 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 346 predicate places. [2021-03-26 05:23:33,045 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:23:33,045 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 366 places, 1959 transitions, 79535 flow [2021-03-26 05:23:33,045 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 366 places, 1959 transitions, 79535 flow [2021-03-26 05:23:33,071 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 366 places, 1959 transitions, 79535 flow [2021-03-26 05:23:35,704 INFO L129 PetriNetUnfolder]: 1678/5567 cut-off events. [2021-03-26 05:23:35,704 INFO L130 PetriNetUnfolder]: For 399079/399644 co-relation queries the response was YES. [2021-03-26 05:23:35,758 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88269 conditions, 5567 events. 1678/5567 cut-off events. For 399079/399644 co-relation queries the response was YES. Maximal size of possible extension queue 549. Compared 62253 event pairs, 37 based on Foata normal form. 54/5617 useless extension candidates. Maximal degree in co-relation 87700. Up to 1670 conditions per place. [2021-03-26 05:23:35,827 INFO L142 LiptonReduction]: Number of co-enabled transitions 1258 [2021-03-26 05:23:36,301 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:23:36,301 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:23:36,301 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3256 [2021-03-26 05:23:36,302 INFO L480 AbstractCegarLoop]: Abstraction has has 366 places, 1959 transitions, 79535 flow [2021-03-26 05:23:36,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 12.0) internal successors, (120), 10 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) [2021-03-26 05:23:36,302 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:23:36,302 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:23:36,509 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable114 [2021-03-26 05:23:36,509 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:23:36,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:23:36,509 INFO L82 PathProgramCache]: Analyzing trace with hash -115147459, now seen corresponding path program 1 times [2021-03-26 05:23:36,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:23:36,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207919657] [2021-03-26 05:23:36,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:23:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:36,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:23:36,536 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.7 percent of original size [2021-03-26 05:23:36,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:23:36,555 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.1 percent of original size [2021-03-26 05:23:36,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:23:36,615 INFO L142 QuantifierPusher]: treesize reduction 2, result has 97.4 percent of original size [2021-03-26 05:23:36,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-26 05:23:36,678 INFO L142 QuantifierPusher]: treesize reduction 11, result has 85.7 percent of original size [2021-03-26 05:23:36,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:23:36,721 INFO L142 QuantifierPusher]: treesize reduction 11, result has 78.8 percent of original size [2021-03-26 05:23:36,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:23:36,755 INFO L142 QuantifierPusher]: treesize reduction 10, result has 77.8 percent of original size [2021-03-26 05:23:36,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 05:23:36,773 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-26 05:23:36,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:23:36,783 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:23:36,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:36,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:36,784 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:23:36,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207919657] [2021-03-26 05:23:36,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932425107] [2021-03-26 05:23:36,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:23:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:36,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-26 05:23:36,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:23:36,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:36,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:36,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:36,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:36,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:36,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 05:23:36,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 05:23:36,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 05:23:36,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 05:23:36,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:23:36,851 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:36,851 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:36,851 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:23:36,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:23:36,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-26 05:23:36,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-26 05:23:36,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-26 05:23:36,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-26 05:23:36,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,895 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 1] term [2021-03-26 05:23:36,895 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:36,896 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,897 INFO L147 QuantifierPusher]: treesize reduction 12, result has 84.2 percent of original size 64 [2021-03-26 05:23:36,897 INFO L142 QuantifierPusher]: treesize reduction 12, result has 84.2 percent of original size [2021-03-26 05:23:36,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-03-26 05:23:36,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:23:36,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-26 05:23:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:23:36,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-03-26 05:23:36,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:36,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:36,950 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:23:36,950 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:36,951 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,951 INFO L147 QuantifierPusher]: treesize reduction 18, result has 45.5 percent of original size 15 [2021-03-26 05:23:36,952 INFO L142 QuantifierPusher]: treesize reduction 18, result has 45.5 percent of original size [2021-03-26 05:23:36,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:23:36,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-26 05:23:36,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:36,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:36,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:36,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:36,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:36,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:36,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:36,998 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 05:23:36,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:23:36,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:36,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:37,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:23:37,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:37,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:37,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:37,005 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:23:37,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:23:37,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 16 [2021-03-26 05:23:37,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411139862] [2021-03-26 05:23:37,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-26 05:23:37,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:23:37,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-26 05:23:37,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2021-03-26 05:23:37,006 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 72 [2021-03-26 05:23:37,006 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 366 places, 1959 transitions, 79535 flow. Second operand has 17 states, 17 states have (on average 11.294117647058824) internal successors, (192), 17 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:37,006 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:23:37,006 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 72 [2021-03-26 05:23:37,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:23:42,876 INFO L129 PetriNetUnfolder]: 1976/6155 cut-off events. [2021-03-26 05:23:42,876 INFO L130 PetriNetUnfolder]: For 444608/444610 co-relation queries the response was YES. [2021-03-26 05:23:42,931 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101601 conditions, 6155 events. 1976/6155 cut-off events. For 444608/444610 co-relation queries the response was YES. Maximal size of possible extension queue 582. Compared 67728 event pairs, 21 based on Foata normal form. 19/6174 useless extension candidates. Maximal degree in co-relation 101185. Up to 2461 conditions per place. [2021-03-26 05:23:42,962 INFO L132 encePairwiseOnDemand]: 49/72 looper letters, 1140 selfloop transitions, 1068 changer transitions 10/2222 dead transitions. [2021-03-26 05:23:42,963 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 385 places, 2222 transitions, 93215 flow [2021-03-26 05:23:42,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-26 05:23:42,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-26 05:23:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 300 transitions. [2021-03-26 05:23:42,964 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.20833333333333334 [2021-03-26 05:23:42,964 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 300 transitions. [2021-03-26 05:23:42,964 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 300 transitions. [2021-03-26 05:23:42,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:23:42,964 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 300 transitions. [2021-03-26 05:23:42,964 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 15.0) internal successors, (300), 20 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:42,965 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 72.0) internal successors, (1512), 21 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:42,965 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 72.0) internal successors, (1512), 21 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:42,965 INFO L185 Difference]: Start difference. First operand has 366 places, 1959 transitions, 79535 flow. Second operand 20 states and 300 transitions. [2021-03-26 05:23:42,965 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 385 places, 2222 transitions, 93215 flow [2021-03-26 05:23:46,975 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 380 places, 2222 transitions, 92596 flow, removed 259 selfloop flow, removed 5 redundant places. [2021-03-26 05:23:47,030 INFO L241 Difference]: Finished difference. Result has 386 places, 2079 transitions, 86870 flow [2021-03-26 05:23:47,031 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=78975, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1959, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=951, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=952, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=86870, PETRI_PLACES=386, PETRI_TRANSITIONS=2079} [2021-03-26 05:23:47,031 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 366 predicate places. [2021-03-26 05:23:47,032 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:23:47,032 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 386 places, 2079 transitions, 86870 flow [2021-03-26 05:23:47,032 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 386 places, 2079 transitions, 86870 flow [2021-03-26 05:23:47,060 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 386 places, 2079 transitions, 86870 flow [2021-03-26 05:23:49,801 INFO L129 PetriNetUnfolder]: 1815/5917 cut-off events. [2021-03-26 05:23:49,801 INFO L130 PetriNetUnfolder]: For 441406/441825 co-relation queries the response was YES. [2021-03-26 05:23:49,858 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96825 conditions, 5917 events. 1815/5917 cut-off events. For 441406/441825 co-relation queries the response was YES. Maximal size of possible extension queue 595. Compared 66542 event pairs, 41 based on Foata normal form. 37/5948 useless extension candidates. Maximal degree in co-relation 96233. Up to 1746 conditions per place. [2021-03-26 05:23:49,930 INFO L142 LiptonReduction]: Number of co-enabled transitions 1338 [2021-03-26 05:23:50,401 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:23:50,401 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:23:50,401 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3369 [2021-03-26 05:23:50,401 INFO L480 AbstractCegarLoop]: Abstraction has has 386 places, 2079 transitions, 86870 flow [2021-03-26 05:23:50,402 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 11.294117647058824) internal successors, (192), 17 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:50,402 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:23:50,402 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:23:50,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable120 [2021-03-26 05:23:50,602 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:23:50,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:23:50,602 INFO L82 PathProgramCache]: Analyzing trace with hash -977596909, now seen corresponding path program 2 times [2021-03-26 05:23:50,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:23:50,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144064046] [2021-03-26 05:23:50,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:23:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:23:50,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:50,615 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-26 05:23:50,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:23:50,622 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.4 percent of original size [2021-03-26 05:23:50,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-03-26 05:23:50,639 INFO L142 QuantifierPusher]: treesize reduction 2, result has 94.6 percent of original size [2021-03-26 05:23:50,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-26 05:23:50,658 INFO L142 QuantifierPusher]: treesize reduction 5, result has 68.8 percent of original size [2021-03-26 05:23:50,658 INFO L147 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size 7 [2021-03-26 05:23:50,667 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:23:50,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:23:50,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144064046] [2021-03-26 05:23:50,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767312529] [2021-03-26 05:23:50,668 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:23:50,684 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:23:50,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:23:50,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-26 05:23:50,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:23:50,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:23:50,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 05:23:50,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:50,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 05:23:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:50,706 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:50,706 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:50,707 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:50,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:50,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 05:23:50,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 05:23:50,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-26 05:23:50,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-26 05:23:50,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:23:50,728 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:23:50,728 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:50,729 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:23:50,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:23:50,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-26 05:23:50,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-26 05:23:50,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-03-26 05:23:50,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-03-26 05:23:50,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 90 [2021-03-26 05:23:50,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:23:50,777 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 1] term [2021-03-26 05:23:50,777 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:50,778 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,779 INFO L147 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size 26 [2021-03-26 05:23:50,779 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 4, 4, 1] term [2021-03-26 05:23:50,779 INFO L725 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2021-03-26 05:23:50,783 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,784 INFO L147 QuantifierPusher]: treesize reduction 33, result has 47.6 percent of original size 30 [2021-03-26 05:23:50,784 INFO L142 QuantifierPusher]: treesize reduction 33, result has 47.6 percent of original size [2021-03-26 05:23:50,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:23:50,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 05:23:50,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-26 05:23:50,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 05:23:50,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-26 05:23:50,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,805 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:23:50,805 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:23:50,806 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,807 INFO L147 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size 28 [2021-03-26 05:23:50,808 INFO L142 QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size [2021-03-26 05:23:50,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:23:50,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:23:50,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:50,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:23:50,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:23:50,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:23:50,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:50,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:23:50,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:50,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:50,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:50,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:23:50,837 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.3 percent of original size [2021-03-26 05:23:50,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:50,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:23:50,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:23:50,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 05:23:50,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:23:50,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:23:50,844 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:23:50,845 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:23:50,845 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-03-26 05:23:50,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975696880] [2021-03-26 05:23:50,845 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:23:50,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:23:50,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:23:50,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:23:50,845 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 72 [2021-03-26 05:23:50,845 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 386 places, 2079 transitions, 86870 flow. Second operand has 12 states, 12 states have (on average 11.666666666666666) internal successors, (140), 12 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:50,845 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:23:50,846 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 72 [2021-03-26 05:23:50,846 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:23:57,800 INFO L129 PetriNetUnfolder]: 2388/7054 cut-off events. [2021-03-26 05:23:57,800 INFO L130 PetriNetUnfolder]: For 543898/543898 co-relation queries the response was YES. [2021-03-26 05:23:57,866 INFO L84 FinitePrefix]: Finished finitePrefix Result has 123171 conditions, 7054 events. 2388/7054 cut-off events. For 543898/543898 co-relation queries the response was YES. Maximal size of possible extension queue 565. Compared 75554 event pairs, 103 based on Foata normal form. 102/7156 useless extension candidates. Maximal degree in co-relation 122735. Up to 4844 conditions per place. [2021-03-26 05:23:57,907 INFO L132 encePairwiseOnDemand]: 57/72 looper letters, 2236 selfloop transitions, 469 changer transitions 62/2771 dead transitions. [2021-03-26 05:23:57,907 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 399 places, 2771 transitions, 118270 flow [2021-03-26 05:23:57,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-26 05:23:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-26 05:23:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 226 transitions. [2021-03-26 05:23:57,908 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22420634920634921 [2021-03-26 05:23:57,908 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 226 transitions. [2021-03-26 05:23:57,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 226 transitions. [2021-03-26 05:23:57,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:23:57,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 226 transitions. [2021-03-26 05:23:57,908 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 16.142857142857142) internal successors, (226), 14 states have internal predecessors, (226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:57,909 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 72.0) internal successors, (1080), 15 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:57,909 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 72.0) internal successors, (1080), 15 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:23:57,909 INFO L185 Difference]: Start difference. First operand has 386 places, 2079 transitions, 86870 flow. Second operand 14 states and 226 transitions. [2021-03-26 05:23:57,909 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 399 places, 2771 transitions, 118270 flow [2021-03-26 05:24:02,638 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 393 places, 2771 transitions, 118076 flow, removed 83 selfloop flow, removed 6 redundant places. [2021-03-26 05:24:02,703 INFO L241 Difference]: Finished difference. Result has 396 places, 2385 transitions, 101056 flow [2021-03-26 05:24:02,704 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=86265, PETRI_DIFFERENCE_MINUEND_PLACES=380, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2070, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=153, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1607, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=101056, PETRI_PLACES=396, PETRI_TRANSITIONS=2385} [2021-03-26 05:24:02,704 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 376 predicate places. [2021-03-26 05:24:02,704 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:24:02,704 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 396 places, 2385 transitions, 101056 flow [2021-03-26 05:24:02,704 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 396 places, 2385 transitions, 101056 flow [2021-03-26 05:24:02,734 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 396 places, 2385 transitions, 101056 flow [2021-03-26 05:24:06,169 INFO L129 PetriNetUnfolder]: 2168/6744 cut-off events. [2021-03-26 05:24:06,170 INFO L130 PetriNetUnfolder]: For 524002/524636 co-relation queries the response was YES. [2021-03-26 05:24:06,240 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113871 conditions, 6744 events. 2168/6744 cut-off events. For 524002/524636 co-relation queries the response was YES. Maximal size of possible extension queue 584. Compared 74525 event pairs, 45 based on Foata normal form. 48/6784 useless extension candidates. Maximal degree in co-relation 113272. Up to 2132 conditions per place. [2021-03-26 05:24:06,331 INFO L142 LiptonReduction]: Number of co-enabled transitions 1350 [2021-03-26 05:24:06,942 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:24:06,942 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:24:06,942 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4238 [2021-03-26 05:24:06,943 INFO L480 AbstractCegarLoop]: Abstraction has has 396 places, 2385 transitions, 101056 flow [2021-03-26 05:24:06,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 11.666666666666666) internal successors, (140), 12 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:06,943 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:24:06,943 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:24:07,155 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2021-03-26 05:24:07,155 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:24:07,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:24:07,155 INFO L82 PathProgramCache]: Analyzing trace with hash -822473943, now seen corresponding path program 1 times [2021-03-26 05:24:07,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:24:07,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691996527] [2021-03-26 05:24:07,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:24:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:24:07,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:24:07,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:07,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:24:07,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:07,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:07,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:24:07,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691996527] [2021-03-26 05:24:07,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936721812] [2021-03-26 05:24:07,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 05:24:07,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:24:07,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 8 conjunts are in the unsatisfiable core [2021-03-26 05:24:07,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:24:07,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:07,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:24:07,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:07,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:24:07,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:07,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,232 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:07,232 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:07,233 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,233 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:07,233 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:07,234 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:24:07,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:24:07,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:24:07,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:24:07,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,253 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:07,253 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:07,253 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:24:07,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:24:07,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:24:07,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:24:07,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:24:07,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:24:07,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:07,289 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 1] term [2021-03-26 05:24:07,289 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:07,290 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:07,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:07,304 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.8 percent of original size [2021-03-26 05:24:07,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:24:07,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:24:07,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-26 05:24:07,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,307 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:07,307 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:24:07,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:24:07,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:24:07,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:24:07,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:24:07,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-03-26 05:24:07,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-26 05:24:07,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:24:07,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:07,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:07,329 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:24:07,329 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:07,330 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:07,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:07,331 INFO L142 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-03-26 05:24:07,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:07,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:07,336 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:24:07,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:24:07,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-03-26 05:24:07,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51637065] [2021-03-26 05:24:07,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:24:07,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:24:07,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:24:07,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:24:07,337 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 72 [2021-03-26 05:24:07,338 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 396 places, 2385 transitions, 101056 flow. Second operand has 12 states, 12 states have (on average 11.833333333333334) internal successors, (142), 12 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) [2021-03-26 05:24:07,338 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:24:07,338 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 72 [2021-03-26 05:24:07,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:24:14,957 INFO L129 PetriNetUnfolder]: 2358/6916 cut-off events. [2021-03-26 05:24:14,957 INFO L130 PetriNetUnfolder]: For 543698/543700 co-relation queries the response was YES. [2021-03-26 05:24:15,026 INFO L84 FinitePrefix]: Finished finitePrefix Result has 122344 conditions, 6916 events. 2358/6916 cut-off events. For 543698/543700 co-relation queries the response was YES. Maximal size of possible extension queue 560. Compared 73763 event pairs, 118 based on Foata normal form. 18/6934 useless extension candidates. Maximal degree in co-relation 121905. Up to 3044 conditions per place. [2021-03-26 05:24:15,064 INFO L132 encePairwiseOnDemand]: 52/72 looper letters, 1612 selfloop transitions, 825 changer transitions 15/2456 dead transitions. [2021-03-26 05:24:15,065 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 416 places, 2456 transitions, 107569 flow [2021-03-26 05:24:15,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-26 05:24:15,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-03-26 05:24:15,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 308 transitions. [2021-03-26 05:24:15,066 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2037037037037037 [2021-03-26 05:24:15,066 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 308 transitions. [2021-03-26 05:24:15,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 308 transitions. [2021-03-26 05:24:15,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:24:15,066 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 308 transitions. [2021-03-26 05:24:15,067 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 14.666666666666666) internal successors, (308), 21 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:15,068 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 72.0) internal successors, (1584), 22 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:15,068 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 72.0) internal successors, (1584), 22 states have internal predecessors, (1584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:15,068 INFO L185 Difference]: Start difference. First operand has 396 places, 2385 transitions, 101056 flow. Second operand 21 states and 308 transitions. [2021-03-26 05:24:15,068 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 416 places, 2456 transitions, 107569 flow [2021-03-26 05:24:19,980 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 409 places, 2456 transitions, 106546 flow, removed 464 selfloop flow, removed 7 redundant places. [2021-03-26 05:24:20,046 INFO L241 Difference]: Finished difference. Result has 411 places, 2367 transitions, 101057 flow [2021-03-26 05:24:20,047 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=98880, PETRI_DIFFERENCE_MINUEND_PLACES=389, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2365, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=811, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1547, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=101057, PETRI_PLACES=411, PETRI_TRANSITIONS=2367} [2021-03-26 05:24:20,047 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 391 predicate places. [2021-03-26 05:24:20,047 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:24:20,047 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 411 places, 2367 transitions, 101057 flow [2021-03-26 05:24:20,047 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 411 places, 2367 transitions, 101057 flow [2021-03-26 05:24:20,078 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 409 places, 2367 transitions, 101057 flow [2021-03-26 05:24:23,589 INFO L129 PetriNetUnfolder]: 2161/6622 cut-off events. [2021-03-26 05:24:23,590 INFO L130 PetriNetUnfolder]: For 540175/540808 co-relation queries the response was YES. [2021-03-26 05:24:23,656 INFO L84 FinitePrefix]: Finished finitePrefix Result has 113471 conditions, 6622 events. 2161/6622 cut-off events. For 540175/540808 co-relation queries the response was YES. Maximal size of possible extension queue 583. Compared 72420 event pairs, 51 based on Foata normal form. 68/6684 useless extension candidates. Maximal degree in co-relation 112862. Up to 2103 conditions per place. [2021-03-26 05:24:23,968 INFO L142 LiptonReduction]: Number of co-enabled transitions 1288 [2021-03-26 05:24:24,750 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:24:24,751 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:24:24,751 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4704 [2021-03-26 05:24:24,751 INFO L480 AbstractCegarLoop]: Abstraction has has 409 places, 2367 transitions, 101057 flow [2021-03-26 05:24:24,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 11.833333333333334) internal successors, (142), 12 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) [2021-03-26 05:24:24,751 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:24:24,751 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:24:24,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,28 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:24:24,953 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:24:24,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:24:24,953 INFO L82 PathProgramCache]: Analyzing trace with hash -1137769152, now seen corresponding path program 1 times [2021-03-26 05:24:24,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:24:24,953 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432600558] [2021-03-26 05:24:24,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:24:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:24:24,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:24:24,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:24,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:24:24,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:24:24,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:24,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:24,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:24,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:24,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:24:24,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432600558] [2021-03-26 05:24:24,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877704128] [2021-03-26 05:24:24,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:24:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:24:25,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:24:25,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:24:25,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:24:25,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:24:25,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:24:25,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:24:25,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:25,045 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:24:25,045 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,045 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,046 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-03-26 05:24:25,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,046 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-26 05:24:25,046 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:25,047 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,047 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:24:25,048 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:25,048 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,048 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:24:25,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:24:25,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:25,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:24:25,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:25,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:24:25,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:25,068 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:25,068 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,069 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:25,069 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:25,069 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,070 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:25,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:25,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:25,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:25,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:25,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:24:25,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:24:25,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:24:25,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:24:25,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:24:25,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,089 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:24:25,089 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,090 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:25,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:25,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:24:25,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:24:25,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:24:25,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:24:25,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:24:25,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:24:25,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:24:25,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:24:25,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:24:25,116 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:24:25,116 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,116 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:24:25,117 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:24:25,117 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,118 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:24:25,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-26 05:24:25,129 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.4 percent of original size [2021-03-26 05:24:25,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 05:24:25,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 05:24:25,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:24:25,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,131 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:25,132 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:24:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:24:25,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:24:25,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:24:25,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:24:25,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:24:25,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:24:25,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:25,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:25,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:25,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:25,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:25,152 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:24:25,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:25,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:25,157 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:24:25,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:24:25,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 13 [2021-03-26 05:24:25,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741787691] [2021-03-26 05:24:25,157 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-26 05:24:25,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:24:25,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-26 05:24:25,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2021-03-26 05:24:25,158 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 72 [2021-03-26 05:24:25,158 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 409 places, 2367 transitions, 101057 flow. Second operand has 14 states, 14 states have (on average 14.714285714285714) internal successors, (206), 14 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:25,158 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:24:25,158 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 72 [2021-03-26 05:24:25,158 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:24:33,557 INFO L129 PetriNetUnfolder]: 2574/7664 cut-off events. [2021-03-26 05:24:33,557 INFO L130 PetriNetUnfolder]: For 659671/659673 co-relation queries the response was YES. [2021-03-26 05:24:33,626 INFO L84 FinitePrefix]: Finished finitePrefix Result has 137400 conditions, 7664 events. 2574/7664 cut-off events. For 659671/659673 co-relation queries the response was YES. Maximal size of possible extension queue 635. Compared 83988 event pairs, 90 based on Foata normal form. 43/7707 useless extension candidates. Maximal degree in co-relation 136950. Up to 2494 conditions per place. [2021-03-26 05:24:33,667 INFO L132 encePairwiseOnDemand]: 47/72 looper letters, 1513 selfloop transitions, 1152 changer transitions 18/2687 dead transitions. [2021-03-26 05:24:33,667 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 430 places, 2687 transitions, 118569 flow [2021-03-26 05:24:33,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-26 05:24:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-03-26 05:24:33,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 405 transitions. [2021-03-26 05:24:33,668 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.2556818181818182 [2021-03-26 05:24:33,668 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 405 transitions. [2021-03-26 05:24:33,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 405 transitions. [2021-03-26 05:24:33,668 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:24:33,668 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 405 transitions. [2021-03-26 05:24:33,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 18.40909090909091) internal successors, (405), 22 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:33,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 72.0) internal successors, (1656), 23 states have internal predecessors, (1656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:33,670 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 72.0) internal successors, (1656), 23 states have internal predecessors, (1656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:33,670 INFO L185 Difference]: Start difference. First operand has 409 places, 2367 transitions, 101057 flow. Second operand 22 states and 405 transitions. [2021-03-26 05:24:33,670 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 430 places, 2687 transitions, 118569 flow [2021-03-26 05:24:39,146 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 422 places, 2687 transitions, 117886 flow, removed 132 selfloop flow, removed 8 redundant places. [2021-03-26 05:24:39,255 INFO L241 Difference]: Finished difference. Result has 434 places, 2569 transitions, 113696 flow [2021-03-26 05:24:39,256 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=100267, PETRI_DIFFERENCE_MINUEND_PLACES=401, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2363, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=987, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1301, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=113696, PETRI_PLACES=434, PETRI_TRANSITIONS=2569} [2021-03-26 05:24:39,257 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 414 predicate places. [2021-03-26 05:24:39,257 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:24:39,257 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 434 places, 2569 transitions, 113696 flow [2021-03-26 05:24:39,257 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 434 places, 2569 transitions, 113696 flow [2021-03-26 05:24:39,300 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 433 places, 2569 transitions, 113696 flow [2021-03-26 05:24:43,638 INFO L129 PetriNetUnfolder]: 2323/7278 cut-off events. [2021-03-26 05:24:43,638 INFO L130 PetriNetUnfolder]: For 681976/682776 co-relation queries the response was YES. [2021-03-26 05:24:43,707 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129054 conditions, 7278 events. 2323/7278 cut-off events. For 681976/682776 co-relation queries the response was YES. Maximal size of possible extension queue 652. Compared 82170 event pairs, 58 based on Foata normal form. 25/7292 useless extension candidates. Maximal degree in co-relation 128859. Up to 2286 conditions per place. [2021-03-26 05:24:43,795 INFO L142 LiptonReduction]: Number of co-enabled transitions 1384 [2021-03-26 05:24:44,480 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:24:44,480 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:24:44,480 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 5223 [2021-03-26 05:24:44,480 INFO L480 AbstractCegarLoop]: Abstraction has has 433 places, 2569 transitions, 113696 flow [2021-03-26 05:24:44,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 14.714285714285714) internal successors, (206), 14 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:44,480 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:24:44,480 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:24:44,687 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:24:44,688 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:24:44,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:24:44,688 INFO L82 PathProgramCache]: Analyzing trace with hash -858520493, now seen corresponding path program 2 times [2021-03-26 05:24:44,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:24:44,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518954367] [2021-03-26 05:24:44,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:24:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:24:44,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:24:44,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:24:44,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:44,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:44,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:24:44,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518954367] [2021-03-26 05:24:44,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175256247] [2021-03-26 05:24:44,744 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 05:24:44,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:24:44,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:24:44,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:24:44,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:24:44,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:24:44,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:24:44,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:24:44,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:24:44,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:24:44,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:24:44,786 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:24:44,786 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:44,787 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,788 INFO L147 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size 22 [2021-03-26 05:24:44,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,788 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-26 05:24:44,788 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:44,789 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:44,789 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:24:44,789 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:24:44,790 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:44,790 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:24:44,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:24:44,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:24:44,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:24:44,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:24:44,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:24:44,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:24:44,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:24:44,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:44,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:44,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:24:44,831 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:24:44,831 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:44,832 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:44,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:44,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:44,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:44,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:24:44,843 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:24:44,843 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:24:44,843 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:44,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:24:44,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:44,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:24:44,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:24:44,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:24:44,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:24:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:24:44,877 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:24:44,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:24:44,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:24:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:24:44,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:24:44,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-03-26 05:24:44,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757529809] [2021-03-26 05:24:44,880 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-26 05:24:44,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:24:44,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-26 05:24:44,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2021-03-26 05:24:44,881 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 16 out of 72 [2021-03-26 05:24:44,881 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 433 places, 2569 transitions, 113696 flow. Second operand has 13 states, 13 states have (on average 18.076923076923077) internal successors, (235), 13 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:44,881 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:24:44,881 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 16 of 72 [2021-03-26 05:24:44,881 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:24:56,640 INFO L129 PetriNetUnfolder]: 3257/9401 cut-off events. [2021-03-26 05:24:56,640 INFO L130 PetriNetUnfolder]: For 995891/995893 co-relation queries the response was YES. [2021-03-26 05:24:56,744 INFO L84 FinitePrefix]: Finished finitePrefix Result has 177033 conditions, 9401 events. 3257/9401 cut-off events. For 995891/995893 co-relation queries the response was YES. Maximal size of possible extension queue 777. Compared 105753 event pairs, 71 based on Foata normal form. 250/9651 useless extension candidates. Maximal degree in co-relation 176835. Up to 4228 conditions per place. [2021-03-26 05:24:56,802 INFO L132 encePairwiseOnDemand]: 50/72 looper letters, 1788 selfloop transitions, 1635 changer transitions 0/3427 dead transitions. [2021-03-26 05:24:56,803 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 447 places, 3427 transitions, 158500 flow [2021-03-26 05:24:56,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-26 05:24:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-26 05:24:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 343 transitions. [2021-03-26 05:24:56,804 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.3175925925925926 [2021-03-26 05:24:56,804 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 343 transitions. [2021-03-26 05:24:56,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 343 transitions. [2021-03-26 05:24:56,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:24:56,804 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 343 transitions. [2021-03-26 05:24:56,804 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 22.866666666666667) internal successors, (343), 15 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:56,805 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 72.0) internal successors, (1152), 16 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:56,805 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 72.0) internal successors, (1152), 16 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:24:56,805 INFO L185 Difference]: Start difference. First operand has 433 places, 2569 transitions, 113696 flow. Second operand 15 states and 343 transitions. [2021-03-26 05:24:56,805 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 447 places, 3427 transitions, 158500 flow [2021-03-26 05:25:05,833 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 442 places, 3427 transitions, 156832 flow, removed 822 selfloop flow, removed 5 redundant places. [2021-03-26 05:25:05,925 INFO L241 Difference]: Finished difference. Result has 451 places, 3162 transitions, 147160 flow [2021-03-26 05:25:05,926 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=112742, PETRI_DIFFERENCE_MINUEND_PLACES=428, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2569, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1068, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1366, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=147160, PETRI_PLACES=451, PETRI_TRANSITIONS=3162} [2021-03-26 05:25:05,926 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 431 predicate places. [2021-03-26 05:25:05,926 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:25:05,927 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 451 places, 3162 transitions, 147160 flow [2021-03-26 05:25:05,927 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 451 places, 3162 transitions, 147160 flow [2021-03-26 05:25:05,975 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 451 places, 3162 transitions, 147160 flow [2021-03-26 05:25:12,357 INFO L129 PetriNetUnfolder]: 2948/8986 cut-off events. [2021-03-26 05:25:12,357 INFO L130 PetriNetUnfolder]: For 871509/872615 co-relation queries the response was YES. [2021-03-26 05:25:12,454 INFO L84 FinitePrefix]: Finished finitePrefix Result has 168332 conditions, 8986 events. 2948/8986 cut-off events. For 871509/872615 co-relation queries the response was YES. Maximal size of possible extension queue 784. Compared 103968 event pairs, 44 based on Foata normal form. 35/9011 useless extension candidates. Maximal degree in co-relation 166184. Up to 2768 conditions per place. [2021-03-26 05:25:12,573 INFO L142 LiptonReduction]: Number of co-enabled transitions 2004 [2021-03-26 05:25:13,622 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:25:13,622 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:25:13,623 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7697 [2021-03-26 05:25:13,623 INFO L480 AbstractCegarLoop]: Abstraction has has 451 places, 3162 transitions, 147160 flow [2021-03-26 05:25:13,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 18.076923076923077) internal successors, (235), 13 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:25:13,623 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:25:13,623 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:25:13,835 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable147 [2021-03-26 05:25:13,836 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:25:13,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:25:13,836 INFO L82 PathProgramCache]: Analyzing trace with hash 57228090, now seen corresponding path program 1 times [2021-03-26 05:25:13,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:25:13,836 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864087836] [2021-03-26 05:25:13,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:25:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:25:13,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:25:13,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:13,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:13,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:13,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:13,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:25:13,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:25:13,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864087836] [2021-03-26 05:25:13,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343166754] [2021-03-26 05:25:13,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 05:25:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:25:13,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:25:13,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:25:13,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:13,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:25:13,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:25:13,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:25:13,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:25:13,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:25:13,921 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:25:13,921 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,921 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,922 INFO L147 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size 22 [2021-03-26 05:25:13,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,922 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-26 05:25:13,922 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:13,922 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,923 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:25:13,924 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:13,924 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,924 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:25:13,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:25:13,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:25:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:25:13,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:25:13,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:25:13,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:13,944 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:25:13,944 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,945 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:13,945 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:25:13,945 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,946 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:13,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:13,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:25:13,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:25:13,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:25:13,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:25:13,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:25:13,965 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:13,965 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,965 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:13,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:13,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:13,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:13,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:13,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-26 05:25:13,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-26 05:25:13,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:13,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-26 05:25:13,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-26 05:25:13,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:13,998 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 2, 1] term [2021-03-26 05:25:13,999 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:13,999 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:25:14,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:25:14,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:14,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:14,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:14,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:14,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:14,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:25:14,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:25:14,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:14,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:25:14,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:25:14,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:14,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:14,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:14,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:14,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:25:14,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:25:14,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:14,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:25:14,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:25:14,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:14,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:25:14,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:25:14,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:14,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:14,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:14,041 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:25:14,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:14,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:25:14,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:25:14,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2021-03-26 05:25:14,044 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745595932] [2021-03-26 05:25:14,044 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:25:14,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:25:14,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:25:14,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:25:14,045 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 72 [2021-03-26 05:25:14,045 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 451 places, 3162 transitions, 147160 flow. Second operand has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 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) [2021-03-26 05:25:14,045 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:25:14,045 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 72 [2021-03-26 05:25:14,045 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:25:29,453 INFO L129 PetriNetUnfolder]: 3443/10185 cut-off events. [2021-03-26 05:25:29,453 INFO L130 PetriNetUnfolder]: For 1024599/1024601 co-relation queries the response was YES. [2021-03-26 05:25:29,562 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200601 conditions, 10185 events. 3443/10185 cut-off events. For 1024599/1024601 co-relation queries the response was YES. Maximal size of possible extension queue 823. Compared 117344 event pairs, 27 based on Foata normal form. 44/10229 useless extension candidates. Maximal degree in co-relation 200113. Up to 3322 conditions per place. [2021-03-26 05:25:29,622 INFO L132 encePairwiseOnDemand]: 48/72 looper letters, 1578 selfloop transitions, 1981 changer transitions 0/3563 dead transitions. [2021-03-26 05:25:29,622 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 470 places, 3563 transitions, 171771 flow [2021-03-26 05:25:29,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-26 05:25:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-26 05:25:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 377 transitions. [2021-03-26 05:25:29,623 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.26180555555555557 [2021-03-26 05:25:29,623 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 377 transitions. [2021-03-26 05:25:29,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 377 transitions. [2021-03-26 05:25:29,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:25:29,623 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 377 transitions. [2021-03-26 05:25:29,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 18.85) internal successors, (377), 20 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:25:29,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 72.0) internal successors, (1512), 21 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:25:29,625 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 72.0) internal successors, (1512), 21 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:25:29,625 INFO L185 Difference]: Start difference. First operand has 451 places, 3162 transitions, 147160 flow. Second operand 20 states and 377 transitions. [2021-03-26 05:25:29,625 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 470 places, 3563 transitions, 171771 flow [2021-03-26 05:25:39,874 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 466 places, 3563 transitions, 171071 flow, removed 342 selfloop flow, removed 4 redundant places. [2021-03-26 05:25:39,979 INFO L241 Difference]: Finished difference. Result has 476 places, 3421 transitions, 166982 flow [2021-03-26 05:25:39,981 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=146548, PETRI_DIFFERENCE_MINUEND_PLACES=447, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1732, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1379, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=166982, PETRI_PLACES=476, PETRI_TRANSITIONS=3421} [2021-03-26 05:25:39,981 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 456 predicate places. [2021-03-26 05:25:39,981 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:25:39,981 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 476 places, 3421 transitions, 166982 flow [2021-03-26 05:25:39,981 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 476 places, 3421 transitions, 166982 flow [2021-03-26 05:25:40,035 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 476 places, 3421 transitions, 166982 flow [2021-03-26 05:25:47,366 INFO L129 PetriNetUnfolder]: 3210/9873 cut-off events. [2021-03-26 05:25:47,366 INFO L130 PetriNetUnfolder]: For 1093597/1094817 co-relation queries the response was YES. [2021-03-26 05:25:47,588 INFO L84 FinitePrefix]: Finished finitePrefix Result has 195762 conditions, 9873 events. 3210/9873 cut-off events. For 1093597/1094817 co-relation queries the response was YES. Maximal size of possible extension queue 814. Compared 116218 event pairs, 63 based on Foata normal form. 111/9971 useless extension candidates. Maximal degree in co-relation 195296. Up to 2998 conditions per place. [2021-03-26 05:25:47,730 INFO L142 LiptonReduction]: Number of co-enabled transitions 2186 [2021-03-26 05:25:48,997 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:25:48,997 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:25:48,997 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9016 [2021-03-26 05:25:48,998 INFO L480 AbstractCegarLoop]: Abstraction has has 476 places, 3421 transitions, 166982 flow [2021-03-26 05:25:48,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 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) [2021-03-26 05:25:48,998 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:25:48,998 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:25:49,198 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:25:49,198 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:25:49,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:25:49,199 INFO L82 PathProgramCache]: Analyzing trace with hash -801473460, now seen corresponding path program 2 times [2021-03-26 05:25:49,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:25:49,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594400807] [2021-03-26 05:25:49,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:25:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:25:49,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:25:49,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:49,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:49,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:25:49,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,237 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:25:49,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594400807] [2021-03-26 05:25:49,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1610287846] [2021-03-26 05:25:49,237 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:25:49,255 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:25:49,255 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:25:49,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:25:49,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:25:49,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:25:49,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:25:49,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:25:49,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:25:49,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:25:49,278 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:25:49,279 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,279 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,280 INFO L147 QuantifierPusher]: treesize reduction 4, result has 84.6 percent of original size 22 [2021-03-26 05:25:49,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,280 INFO L142 QuantifierPusher]: treesize reduction 4, result has 87.1 percent of original size [2021-03-26 05:25:49,280 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:49,280 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,281 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:25:49,281 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:49,281 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,282 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:25:49,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:25:49,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:25:49,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:25:49,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:25:49,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:25:49,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:49,302 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:25:49,302 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,302 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:49,303 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:25:49,303 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,303 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:49,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:25:49,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:25:49,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:25:49,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:25:49,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:25:49,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:25:49,321 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:49,321 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,322 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:49,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:49,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:49,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:49,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:49,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:25:49,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-26 05:25:49,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-26 05:25:49,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-26 05:25:49,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-26 05:25:49,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 05:25:49,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:49,359 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:25:49,359 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:25:49,360 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:49,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:25:49,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:25:49,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:25:49,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:25:49,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:25:49,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:25:49,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:25:49,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:25:49,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:25:49,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:25:49,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:25:49,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:25:49,380 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:25:49,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:25:49,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:25:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:25:49,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:25:49,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 11 [2021-03-26 05:25:49,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484004988] [2021-03-26 05:25:49,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:25:49,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:25:49,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:25:49,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:25:49,385 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 72 [2021-03-26 05:25:49,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 476 places, 3421 transitions, 166982 flow. Second operand has 12 states, 12 states have (on average 14.833333333333334) internal successors, (178), 12 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:25:49,385 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:25:49,385 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 72 [2021-03-26 05:25:49,385 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:26:06,727 INFO L129 PetriNetUnfolder]: 3510/10388 cut-off events. [2021-03-26 05:26:06,727 INFO L130 PetriNetUnfolder]: For 1175583/1175585 co-relation queries the response was YES. [2021-03-26 05:26:06,839 INFO L84 FinitePrefix]: Finished finitePrefix Result has 216056 conditions, 10388 events. 3510/10388 cut-off events. For 1175583/1175585 co-relation queries the response was YES. Maximal size of possible extension queue 836. Compared 120071 event pairs, 26 based on Foata normal form. 64/10452 useless extension candidates. Maximal degree in co-relation 215538. Up to 3322 conditions per place. [2021-03-26 05:26:06,901 INFO L132 encePairwiseOnDemand]: 48/72 looper letters, 1649 selfloop transitions, 2044 changer transitions 0/3697 dead transitions. [2021-03-26 05:26:06,901 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 492 places, 3697 transitions, 186542 flow [2021-03-26 05:26:06,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 05:26:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 05:26:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 339 transitions. [2021-03-26 05:26:06,902 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.26157407407407407 [2021-03-26 05:26:06,902 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 339 transitions. [2021-03-26 05:26:06,902 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 339 transitions. [2021-03-26 05:26:06,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:26:06,903 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 339 transitions. [2021-03-26 05:26:06,903 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 18.833333333333332) internal successors, (339), 18 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:06,904 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 72.0) internal successors, (1368), 19 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:06,904 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 72.0) internal successors, (1368), 19 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:06,904 INFO L185 Difference]: Start difference. First operand has 476 places, 3421 transitions, 166982 flow. Second operand 18 states and 339 transitions. [2021-03-26 05:26:06,904 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 492 places, 3697 transitions, 186542 flow [2021-03-26 05:26:19,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 489 places, 3697 transitions, 185710 flow, removed 408 selfloop flow, removed 3 redundant places. [2021-03-26 05:26:19,382 INFO L241 Difference]: Finished difference. Result has 494 places, 3562 transitions, 179737 flow [2021-03-26 05:26:19,383 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=166125, PETRI_DIFFERENCE_MINUEND_PLACES=472, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3417, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1899, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1495, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=179737, PETRI_PLACES=494, PETRI_TRANSITIONS=3562} [2021-03-26 05:26:19,383 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 474 predicate places. [2021-03-26 05:26:19,383 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:26:19,383 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 494 places, 3562 transitions, 179737 flow [2021-03-26 05:26:19,384 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 494 places, 3562 transitions, 179737 flow [2021-03-26 05:26:19,438 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 494 places, 3562 transitions, 179737 flow [2021-03-26 05:26:27,513 INFO L129 PetriNetUnfolder]: 3273/10075 cut-off events. [2021-03-26 05:26:27,513 INFO L130 PetriNetUnfolder]: For 1165108/1166118 co-relation queries the response was YES. [2021-03-26 05:26:27,632 INFO L84 FinitePrefix]: Finished finitePrefix Result has 206344 conditions, 10075 events. 3273/10075 cut-off events. For 1165108/1166118 co-relation queries the response was YES. Maximal size of possible extension queue 843. Compared 119015 event pairs, 40 based on Foata normal form. 70/10140 useless extension candidates. Maximal degree in co-relation 205862. Up to 3034 conditions per place. [2021-03-26 05:26:27,778 INFO L142 LiptonReduction]: Number of co-enabled transitions 2260 [2021-03-26 05:26:29,118 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:26:29,118 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:26:29,118 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 9735 [2021-03-26 05:26:29,119 INFO L480 AbstractCegarLoop]: Abstraction has has 494 places, 3562 transitions, 179737 flow [2021-03-26 05:26:29,119 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 14.833333333333334) internal successors, (178), 12 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:29,119 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:26:29,119 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:26:29,319 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:26:29,319 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:26:29,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:26:29,320 INFO L82 PathProgramCache]: Analyzing trace with hash -493136610, now seen corresponding path program 3 times [2021-03-26 05:26:29,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:26:29,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794550923] [2021-03-26 05:26:29,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:26:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:26:29,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:26:29,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:26:29,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:26:29,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:26:29,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,362 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-26 05:26:29,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794550923] [2021-03-26 05:26:29,362 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206892353] [2021-03-26 05:26:29,362 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:26:29,381 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-26 05:26:29,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:26:29,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:26:29,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:26:29,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:26:29,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:26:29,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:26:29,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:26:29,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:26:29,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:26:29,404 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:26:29,404 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,405 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,405 INFO L147 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size 22 [2021-03-26 05:26:29,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,406 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-26 05:26:29,406 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:26:29,406 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,407 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:26:29,407 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:26:29,407 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,407 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:26:29,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:26:29,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:26:29,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:26:29,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:26:29,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:26:29,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,431 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:26:29,431 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,431 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,432 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:26:29,432 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,432 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:26:29,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:26:29,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:26:29,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:26:29,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:26:29,450 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:26:29,450 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,451 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:26:29,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:26:29,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:26:29,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:26:29,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:26:29,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-03-26 05:26:29,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-26 05:26:29,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-26 05:26:29,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-03-26 05:26:29,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-03-26 05:26:29,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,482 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 2, 1] term [2021-03-26 05:26:29,482 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:26:29,483 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:26:29,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-03-26 05:26:29,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:26:29,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:26:29,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:26:29,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:26:29,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:26:29,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:26:29,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:26:29,516 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 05:26:29,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:26:29,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:26:29,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:26:29,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:26:29,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:26:29,518 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:26:29,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:26:29,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:26:29,523 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:26:29,523 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:26:29,523 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2021-03-26 05:26:29,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280939695] [2021-03-26 05:26:29,523 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-26 05:26:29,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:26:29,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-26 05:26:29,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2021-03-26 05:26:29,524 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 72 [2021-03-26 05:26:29,524 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 494 places, 3562 transitions, 179737 flow. Second operand has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 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) [2021-03-26 05:26:29,524 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:26:29,524 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 72 [2021-03-26 05:26:29,524 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:26:47,636 INFO L129 PetriNetUnfolder]: 3508/10425 cut-off events. [2021-03-26 05:26:47,637 INFO L130 PetriNetUnfolder]: For 1223942/1223944 co-relation queries the response was YES. [2021-03-26 05:26:47,762 INFO L84 FinitePrefix]: Finished finitePrefix Result has 222259 conditions, 10425 events. 3508/10425 cut-off events. For 1223942/1223944 co-relation queries the response was YES. Maximal size of possible extension queue 840. Compared 120746 event pairs, 138 based on Foata normal form. 5/10430 useless extension candidates. Maximal degree in co-relation 221725. Up to 3570 conditions per place. [2021-03-26 05:26:47,829 INFO L132 encePairwiseOnDemand]: 50/72 looper letters, 2047 selfloop transitions, 1609 changer transitions 0/3660 dead transitions. [2021-03-26 05:26:47,829 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 511 places, 3660 transitions, 190674 flow [2021-03-26 05:26:47,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-26 05:26:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-03-26 05:26:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 331 transitions. [2021-03-26 05:26:47,830 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.25540123456790126 [2021-03-26 05:26:47,830 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 331 transitions. [2021-03-26 05:26:47,830 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 331 transitions. [2021-03-26 05:26:47,830 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:26:47,830 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 331 transitions. [2021-03-26 05:26:47,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 18.38888888888889) internal successors, (331), 18 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:47,831 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 72.0) internal successors, (1368), 19 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:47,831 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 72.0) internal successors, (1368), 19 states have internal predecessors, (1368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:26:47,831 INFO L185 Difference]: Start difference. First operand has 494 places, 3562 transitions, 179737 flow. Second operand 18 states and 331 transitions. [2021-03-26 05:26:47,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 511 places, 3660 transitions, 190674 flow [2021-03-26 05:27:01,228 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 503 places, 3660 transitions, 188490 flow, removed 158 selfloop flow, removed 8 redundant places. [2021-03-26 05:27:01,350 INFO L241 Difference]: Finished difference. Result has 508 places, 3583 transitions, 183588 flow [2021-03-26 05:27:01,352 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=72, PETRI_DIFFERENCE_MINUEND_FLOW=177350, PETRI_DIFFERENCE_MINUEND_PLACES=486, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1583, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1959, PETRI_DIFFERENCE_SUBTRAHEND_STATES=18, PETRI_FLOW=183588, PETRI_PLACES=508, PETRI_TRANSITIONS=3583} [2021-03-26 05:27:01,352 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 488 predicate places. [2021-03-26 05:27:01,352 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:27:01,353 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 508 places, 3583 transitions, 183588 flow [2021-03-26 05:27:01,353 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 508 places, 3583 transitions, 183588 flow [2021-03-26 05:27:01,410 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 508 places, 3583 transitions, 183588 flow [2021-03-26 05:27:09,561 INFO L129 PetriNetUnfolder]: 3272/10087 cut-off events. [2021-03-26 05:27:09,561 INFO L130 PetriNetUnfolder]: For 1183619/1184316 co-relation queries the response was YES. [2021-03-26 05:27:09,679 INFO L84 FinitePrefix]: Finished finitePrefix Result has 208506 conditions, 10087 events. 3272/10087 cut-off events. For 1183619/1184316 co-relation queries the response was YES. Maximal size of possible extension queue 873. Compared 119360 event pairs, 36 based on Foata normal form. 51/10130 useless extension candidates. Maximal degree in co-relation 208030. Up to 3045 conditions per place. [2021-03-26 05:27:09,929 INFO L142 LiptonReduction]: Number of co-enabled transitions 2278 [2021-03-26 05:27:13,330 INFO L154 LiptonReduction]: Checked pairs total: 2 [2021-03-26 05:27:13,331 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:27:13,331 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11979 [2021-03-26 05:27:13,331 INFO L480 AbstractCegarLoop]: Abstraction has has 508 places, 3583 transitions, 183613 flow [2021-03-26 05:27:13,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 15.0) internal successors, (180), 12 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) [2021-03-26 05:27:13,331 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:27:13,331 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:27:13,535 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable169 [2021-03-26 05:27:13,536 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:27:13,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:27:13,536 INFO L82 PathProgramCache]: Analyzing trace with hash -25171833, now seen corresponding path program 1 times [2021-03-26 05:27:13,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:27:13,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191106122] [2021-03-26 05:27:13,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:27:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:27:13,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:27:13,554 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 05:27:13,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:27:13,561 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:27:13,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,573 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:27:13,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:27:13,586 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:27:13,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:27:13,600 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:27:13,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:27:13,613 INFO L142 QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size [2021-03-26 05:27:13,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,639 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:27:13,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:27:13,655 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-03-26 05:27:13,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 05:27:13,676 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-26 05:27:13,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:27:13,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:27:13,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191106122] [2021-03-26 05:27:13,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189840680] [2021-03-26 05:27:13,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:27:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:27:13,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:27:13,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:27:13,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:27:13,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:27:13,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:27:13,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:27:13,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,736 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:27:13,736 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:27:13,738 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,739 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:27:13,739 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:27:13,739 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:27:13,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:27:13,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:27:13,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:27:13,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,760 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:27:13,760 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:27:13,760 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:27:13,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:27:13,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:27:13,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:27:13,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:27:13,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:27:13,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,784 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:27:13,784 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:27:13,785 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,785 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:27:13,785 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:27:13,786 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:27:13,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:27:13,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:27:13,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:27:13,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:27:13,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,824 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:27:13,824 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:27:13,824 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:27:13,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:27:13,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:27:13,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:27:13,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:27:13,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:27:13,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:27:13,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:27:13,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:27:13,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:27:13,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:27:13,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:27:13,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:27:13,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:27:13,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:27:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:27:13,909 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:27:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:27:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:27:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:27:13,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:27:13,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2021-03-26 05:27:13,912 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253546888] [2021-03-26 05:27:13,912 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-26 05:27:13,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:27:13,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-26 05:27:13,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2021-03-26 05:27:13,913 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 73 [2021-03-26 05:27:13,913 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 508 places, 3583 transitions, 183613 flow. Second operand has 19 states, 19 states have (on average 11.368421052631579) internal successors, (216), 19 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) [2021-03-26 05:27:13,913 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:27:13,913 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 73 [2021-03-26 05:27:13,913 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:27:37,622 INFO L129 PetriNetUnfolder]: 4043/11750 cut-off events. [2021-03-26 05:27:37,622 INFO L130 PetriNetUnfolder]: For 1385477/1385479 co-relation queries the response was YES. [2021-03-26 05:27:37,758 INFO L84 FinitePrefix]: Finished finitePrefix Result has 253019 conditions, 11750 events. 4043/11750 cut-off events. For 1385477/1385479 co-relation queries the response was YES. Maximal size of possible extension queue 936. Compared 137283 event pairs, 15 based on Foata normal form. 17/11767 useless extension candidates. Maximal degree in co-relation 252491. Up to 5457 conditions per place. [2021-03-26 05:27:37,833 INFO L132 encePairwiseOnDemand]: 47/73 looper letters, 2016 selfloop transitions, 2397 changer transitions 6/4423 dead transitions. [2021-03-26 05:27:37,833 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 552 places, 4423 transitions, 232796 flow [2021-03-26 05:27:37,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-26 05:27:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-03-26 05:27:37,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 646 transitions. [2021-03-26 05:27:37,834 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.19665144596651446 [2021-03-26 05:27:37,834 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 646 transitions. [2021-03-26 05:27:37,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 646 transitions. [2021-03-26 05:27:37,835 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:27:37,835 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 646 transitions. [2021-03-26 05:27:37,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 46 states, 45 states have (on average 14.355555555555556) internal successors, (646), 45 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:27:37,837 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 46 states, 46 states have (on average 73.0) internal successors, (3358), 46 states have internal predecessors, (3358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:27:37,837 INFO L81 ComplementDD]: Finished complementDD. Result has 46 states, 46 states have (on average 73.0) internal successors, (3358), 46 states have internal predecessors, (3358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:27:37,837 INFO L185 Difference]: Start difference. First operand has 508 places, 3583 transitions, 183613 flow. Second operand 45 states and 646 transitions. [2021-03-26 05:27:37,837 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 552 places, 4423 transitions, 232796 flow [2021-03-26 05:27:54,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 542 places, 4423 transitions, 231065 flow, removed 146 selfloop flow, removed 10 redundant places. [2021-03-26 05:27:54,147 INFO L241 Difference]: Finished difference. Result has 556 places, 4149 transitions, 222073 flow [2021-03-26 05:27:54,150 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=73, PETRI_DIFFERENCE_MINUEND_FLOW=182264, PETRI_DIFFERENCE_MINUEND_PLACES=498, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3583, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1858, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1574, PETRI_DIFFERENCE_SUBTRAHEND_STATES=45, PETRI_FLOW=222073, PETRI_PLACES=556, PETRI_TRANSITIONS=4149} [2021-03-26 05:27:54,150 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 536 predicate places. [2021-03-26 05:27:54,150 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:27:54,150 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 556 places, 4149 transitions, 222073 flow [2021-03-26 05:27:54,150 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 556 places, 4149 transitions, 222073 flow [2021-03-26 05:27:54,296 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 556 places, 4149 transitions, 222073 flow [2021-03-26 05:28:05,540 INFO L129 PetriNetUnfolder]: 3802/11422 cut-off events. [2021-03-26 05:28:05,541 INFO L130 PetriNetUnfolder]: For 1419662/1420363 co-relation queries the response was YES. [2021-03-26 05:28:05,815 INFO L84 FinitePrefix]: Finished finitePrefix Result has 245988 conditions, 11422 events. 3802/11422 cut-off events. For 1419662/1420363 co-relation queries the response was YES. Maximal size of possible extension queue 941. Compared 136243 event pairs, 46 based on Foata normal form. 89/11500 useless extension candidates. Maximal degree in co-relation 243873. Up to 3472 conditions per place. [2021-03-26 05:28:05,989 INFO L142 LiptonReduction]: Number of co-enabled transitions 2774 [2021-03-26 05:28:10,595 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:28:10,595 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-26 05:28:10,595 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 16445 [2021-03-26 05:28:10,595 INFO L480 AbstractCegarLoop]: Abstraction has has 555 places, 4148 transitions, 222158 flow [2021-03-26 05:28:10,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 11.368421052631579) internal successors, (216), 19 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) [2021-03-26 05:28:10,596 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:28:10,596 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:28:10,797 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable177 [2021-03-26 05:28:10,797 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:28:10,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:28:10,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1524669385, now seen corresponding path program 2 times [2021-03-26 05:28:10,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:28:10,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154217460] [2021-03-26 05:28:10,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:28:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:28:10,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:10,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:28:10,817 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 05:28:10,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:28:10,825 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:28:10,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:10,839 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:28:10,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:28:10,853 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:28:10,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:28:10,868 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:28:10,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:28:10,880 INFO L142 QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size [2021-03-26 05:28:10,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:10,904 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:28:10,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:28:10,918 INFO L142 QuantifierPusher]: treesize reduction 9, result has 55.0 percent of original size [2021-03-26 05:28:10,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:28:10,927 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-26 05:28:10,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:28:10,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:10,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:28:10,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154217460] [2021-03-26 05:28:10,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765269017] [2021-03-26 05:28:10,938 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:28:10,954 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-26 05:28:10,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:28:10,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:28:10,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:28:10,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,037 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:28:11,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:28:11,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:28:11,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:28:11,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,068 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:28:11,068 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,069 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,070 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:28:11,070 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,070 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:28:11,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:28:11,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:28:11,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:28:11,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,092 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:28:11,092 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,093 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:28:11,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:28:11,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:28:11,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:28:11,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:28:11,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:28:11,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,117 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:28:11,117 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,118 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,118 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:28:11,119 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,119 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:11,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:11,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:11,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:11,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:11,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:28:11,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:28:11,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:28:11,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:28:11,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:28:11,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,143 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:28:11,143 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,144 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:28:11,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:28:11,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:28:11,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:28:11,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:28:11,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:28:11,171 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:28:11,171 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,172 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:28:11,173 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:28:11,173 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:28:11,174 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:28:11,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:28:11,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:28:11,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:28:11,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:28:11,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:28:11,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:28:11,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:28:11,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:28:11,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:28:11,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:28:11,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:28:11,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:28:11,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:28:11,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:28:11,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:28:11,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:28:11,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:28:11,222 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:28:11,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:28:11,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:28:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:28:11,225 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:28:11,225 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2021-03-26 05:28:11,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874098596] [2021-03-26 05:28:11,226 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-26 05:28:11,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:28:11,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-26 05:28:11,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2021-03-26 05:28:11,227 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 76 [2021-03-26 05:28:11,227 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 555 places, 4148 transitions, 222158 flow. Second operand has 19 states, 19 states have (on average 11.31578947368421) internal successors, (215), 19 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:28:11,227 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:28:11,227 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 76 [2021-03-26 05:28:11,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:28:40,790 INFO L129 PetriNetUnfolder]: 4572/12906 cut-off events. [2021-03-26 05:28:40,791 INFO L130 PetriNetUnfolder]: For 1616612/1616612 co-relation queries the response was YES. [2021-03-26 05:28:40,952 INFO L84 FinitePrefix]: Finished finitePrefix Result has 291146 conditions, 12906 events. 4572/12906 cut-off events. For 1616612/1616612 co-relation queries the response was YES. Maximal size of possible extension queue 1027. Compared 150878 event pairs, 22 based on Foata normal form. 3/12909 useless extension candidates. Maximal degree in co-relation 290592. Up to 5712 conditions per place. [2021-03-26 05:28:41,040 INFO L132 encePairwiseOnDemand]: 47/76 looper letters, 2111 selfloop transitions, 2837 changer transitions 10/4962 dead transitions. [2021-03-26 05:28:41,040 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 599 places, 4962 transitions, 270888 flow [2021-03-26 05:28:41,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-03-26 05:28:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2021-03-26 05:28:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 654 transitions. [2021-03-26 05:28:41,041 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.1912280701754386 [2021-03-26 05:28:41,041 INFO L72 ComplementDD]: Start complementDD. Operand 45 states and 654 transitions. [2021-03-26 05:28:41,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 654 transitions. [2021-03-26 05:28:41,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:28:41,042 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 45 states and 654 transitions. [2021-03-26 05:28:41,042 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 46 states, 45 states have (on average 14.533333333333333) internal successors, (654), 45 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:28:41,044 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 46 states, 46 states have (on average 76.0) internal successors, (3496), 46 states have internal predecessors, (3496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:28:41,044 INFO L81 ComplementDD]: Finished complementDD. Result has 46 states, 46 states have (on average 76.0) internal successors, (3496), 46 states have internal predecessors, (3496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:28:41,044 INFO L185 Difference]: Start difference. First operand has 555 places, 4148 transitions, 222158 flow. Second operand 45 states and 654 transitions. [2021-03-26 05:28:41,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 599 places, 4962 transitions, 270888 flow [2021-03-26 05:29:02,873 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 582 places, 4962 transitions, 269551 flow, removed 531 selfloop flow, removed 17 redundant places. [2021-03-26 05:29:03,037 INFO L241 Difference]: Finished difference. Result has 593 places, 4635 transitions, 258801 flow [2021-03-26 05:29:03,040 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=76, PETRI_DIFFERENCE_MINUEND_FLOW=221185, PETRI_DIFFERENCE_MINUEND_PLACES=538, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2369, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1671, PETRI_DIFFERENCE_SUBTRAHEND_STATES=45, PETRI_FLOW=258801, PETRI_PLACES=593, PETRI_TRANSITIONS=4635} [2021-03-26 05:29:03,040 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 573 predicate places. [2021-03-26 05:29:03,040 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:29:03,040 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 593 places, 4635 transitions, 258801 flow [2021-03-26 05:29:03,040 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 593 places, 4635 transitions, 258801 flow [2021-03-26 05:29:03,126 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 593 places, 4635 transitions, 258801 flow [2021-03-26 05:29:16,332 INFO L129 PetriNetUnfolder]: 4321/12555 cut-off events. [2021-03-26 05:29:16,333 INFO L130 PetriNetUnfolder]: For 1708440/1709338 co-relation queries the response was YES. [2021-03-26 05:29:16,638 INFO L84 FinitePrefix]: Finished finitePrefix Result has 283435 conditions, 12555 events. 4321/12555 cut-off events. For 1708440/1709338 co-relation queries the response was YES. Maximal size of possible extension queue 1025. Compared 149700 event pairs, 66 based on Foata normal form. 59/12600 useless extension candidates. Maximal degree in co-relation 281267. Up to 3832 conditions per place. [2021-03-26 05:29:16,839 INFO L142 LiptonReduction]: Number of co-enabled transitions 3110 [2021-03-26 05:29:22,136 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:29:22,137 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-26 05:29:22,137 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 19097 [2021-03-26 05:29:22,137 INFO L480 AbstractCegarLoop]: Abstraction has has 592 places, 4634 transitions, 258777 flow [2021-03-26 05:29:22,137 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 11.31578947368421) internal successors, (215), 19 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:29:22,137 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:29:22,137 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:29:22,339 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184,35 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:29:22,339 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:29:22,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:29:22,340 INFO L82 PathProgramCache]: Analyzing trace with hash 974131705, now seen corresponding path program 3 times [2021-03-26 05:29:22,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:29:22,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928022715] [2021-03-26 05:29:22,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:29:22,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:29:22,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:29:22,359 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 05:29:22,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:29:22,367 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:29:22,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,380 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:29:22,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:29:22,394 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:29:22,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:29:22,410 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:29:22,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:29:22,423 INFO L142 QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size [2021-03-26 05:29:22,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,453 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:29:22,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:29:22,469 INFO L142 QuantifierPusher]: treesize reduction 9, result has 55.0 percent of original size [2021-03-26 05:29:22,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:29:22,481 INFO L142 QuantifierPusher]: treesize reduction 13, result has 27.8 percent of original size [2021-03-26 05:29:22,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:29:22,489 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:29:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:29:22,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928022715] [2021-03-26 05:29:22,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408359415] [2021-03-26 05:29:22,490 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:29:22,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-26 05:29:22,519 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:29:22,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:29:22,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:29:22,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:29:22,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:29:22,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:29:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:29:22,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:29:22,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,544 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:29:22,544 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,544 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,545 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:29:22,545 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,546 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:29:22,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:29:22,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:29:22,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:29:22,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,566 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:29:22,566 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,567 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:29:22,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:29:22,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:29:22,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:29:22,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:29:22,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:29:22,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,590 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:29:22,590 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,591 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,591 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:29:22,591 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,592 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:29:22,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:29:22,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:29:22,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:29:22,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:29:22,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,615 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:29:22,615 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,616 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:29:22,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:29:22,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:29:22,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:29:22,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:29:22,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:29:22,642 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:29:22,642 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,642 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:29:22,643 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:29:22,643 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:29:22,643 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:29:22,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-26 05:29:22,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:29:22,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:29:22,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-03-26 05:29:22,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:29:22,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:29:22,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:29:22,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:29:22,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:29:22,678 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-26 05:29:22,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:29:22,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:29:22,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:29:22,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:29:22,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:29:22,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:29:22,680 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:29:22,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:29:22,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:29:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:29:22,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:29:22,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2021-03-26 05:29:22,685 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971665216] [2021-03-26 05:29:22,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-26 05:29:22,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:29:22,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-26 05:29:22,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2021-03-26 05:29:22,686 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 77 [2021-03-26 05:29:22,686 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 592 places, 4634 transitions, 258777 flow. Second operand has 19 states, 19 states have (on average 11.31578947368421) internal successors, (215), 19 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:29:22,686 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:29:22,686 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 77 [2021-03-26 05:29:22,686 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:29:23,297 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2021-03-26 05:30:01,002 INFO L129 PetriNetUnfolder]: 4675/13427 cut-off events. [2021-03-26 05:30:01,002 INFO L130 PetriNetUnfolder]: For 1838916/1838918 co-relation queries the response was YES. [2021-03-26 05:30:01,184 INFO L84 FinitePrefix]: Finished finitePrefix Result has 313523 conditions, 13427 events. 4675/13427 cut-off events. For 1838916/1838918 co-relation queries the response was YES. Maximal size of possible extension queue 1091. Compared 159460 event pairs, 120 based on Foata normal form. 1/13428 useless extension candidates. Maximal degree in co-relation 312945. Up to 5674 conditions per place. [2021-03-26 05:30:01,280 INFO L132 encePairwiseOnDemand]: 46/77 looper letters, 3088 selfloop transitions, 2048 changer transitions 6/5146 dead transitions. [2021-03-26 05:30:01,280 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 644 places, 5146 transitions, 294158 flow [2021-03-26 05:30:01,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-03-26 05:30:01,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-03-26 05:30:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 731 transitions. [2021-03-26 05:30:01,294 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.17912276402842442 [2021-03-26 05:30:01,294 INFO L72 ComplementDD]: Start complementDD. Operand 53 states and 731 transitions. [2021-03-26 05:30:01,294 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 731 transitions. [2021-03-26 05:30:01,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:30:01,294 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 53 states and 731 transitions. [2021-03-26 05:30:01,295 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 54 states, 53 states have (on average 13.79245283018868) internal successors, (731), 53 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:30:01,297 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 54 states, 54 states have (on average 77.0) internal successors, (4158), 54 states have internal predecessors, (4158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:30:01,297 INFO L81 ComplementDD]: Finished complementDD. Result has 54 states, 54 states have (on average 77.0) internal successors, (4158), 54 states have internal predecessors, (4158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:30:01,297 INFO L185 Difference]: Start difference. First operand has 592 places, 4634 transitions, 258777 flow. Second operand 53 states and 731 transitions. [2021-03-26 05:30:01,297 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 644 places, 5146 transitions, 294158 flow [2021-03-26 05:30:28,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 621 places, 5146 transitions, 293336 flow, removed 281 selfloop flow, removed 23 redundant places. [2021-03-26 05:30:29,025 INFO L241 Difference]: Finished difference. Result has 630 places, 4867 transitions, 279881 flow [2021-03-26 05:30:29,028 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=77, PETRI_DIFFERENCE_MINUEND_FLOW=257942, PETRI_DIFFERENCE_MINUEND_PLACES=569, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4633, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1814, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2695, PETRI_DIFFERENCE_SUBTRAHEND_STATES=53, PETRI_FLOW=279881, PETRI_PLACES=630, PETRI_TRANSITIONS=4867} [2021-03-26 05:30:29,029 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 610 predicate places. [2021-03-26 05:30:29,029 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:30:29,029 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 630 places, 4867 transitions, 279881 flow [2021-03-26 05:30:29,029 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 630 places, 4867 transitions, 279881 flow [2021-03-26 05:30:29,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 630 places, 4867 transitions, 279881 flow [2021-03-26 05:30:43,925 INFO L129 PetriNetUnfolder]: 4442/13123 cut-off events. [2021-03-26 05:30:43,925 INFO L130 PetriNetUnfolder]: For 1855366/1856190 co-relation queries the response was YES. [2021-03-26 05:30:44,110 INFO L84 FinitePrefix]: Finished finitePrefix Result has 301304 conditions, 13123 events. 4442/13123 cut-off events. For 1855366/1856190 co-relation queries the response was YES. Maximal size of possible extension queue 1065. Compared 158693 event pairs, 67 based on Foata normal form. 76/13187 useless extension candidates. Maximal degree in co-relation 300771. Up to 3938 conditions per place. [2021-03-26 05:30:44,324 INFO L142 LiptonReduction]: Number of co-enabled transitions 3424 [2021-03-26 05:30:46,920 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:30:46,920 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:30:46,920 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 17891 [2021-03-26 05:30:46,921 INFO L480 AbstractCegarLoop]: Abstraction has has 630 places, 4867 transitions, 279881 flow [2021-03-26 05:30:46,921 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 11.31578947368421) internal successors, (215), 19 states have internal predecessors, (215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:30:46,921 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:30:46,921 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:30:47,121 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:30:47,121 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:30:47,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:30:47,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1092455445, now seen corresponding path program 1 times [2021-03-26 05:30:47,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:30:47,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120849120] [2021-03-26 05:30:47,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:30:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:30:47,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:30:47,137 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 05:30:47,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:30:47,145 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:30:47,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,158 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.0 percent of original size [2021-03-26 05:30:47,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:30:47,173 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 05:30:47,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,203 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:30:47,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,219 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.6 percent of original size [2021-03-26 05:30:47,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-26 05:30:47,236 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.4 percent of original size [2021-03-26 05:30:47,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-26 05:30:47,260 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-03-26 05:30:47,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-26 05:30:47,280 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-26 05:30:47,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:30:47,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:30:47,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120849120] [2021-03-26 05:30:47,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133511271] [2021-03-26 05:30:47,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-26 05:30:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:30:47,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-26 05:30:47,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:30:47,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:30:47,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:30:47,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-03-26 05:30:47,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,342 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:30:47,342 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:30:47,344 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,344 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:30:47,345 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:30:47,345 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:30:47,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:30:47,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-03-26 05:30:47,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-03-26 05:30:47,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:30:47,376 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:30:47,376 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:30:47,376 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:30:47,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:30:47,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:30:47,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:30:47,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-03-26 05:30:47,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-03-26 05:30:47,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,415 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 1] term [2021-03-26 05:30:47,415 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:30:47,416 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:30:47,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:30:47,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:30:47,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:30:47,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:30:47,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:30:47,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:30:47,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:30:47,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:30:47,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:30:47,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:30:47,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:30:47,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:30:47,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:30:47,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:30:47,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:30:47,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:30:47,497 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:30:47,497 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:30:47,497 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:30:47,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:30:47,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:30:47,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:30:47,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:30:47,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:30:47,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:30:47,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:30:47,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:30:47,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:30:47,537 INFO L142 QuantifierPusher]: treesize reduction 13, result has 7.1 percent of original size [2021-03-26 05:30:47,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:30:47,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:30:47,541 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:30:47,541 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:30:47,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2021-03-26 05:30:47,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039046342] [2021-03-26 05:30:47,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-26 05:30:47,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:30:47,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-26 05:30:47,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2021-03-26 05:30:47,542 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 77 [2021-03-26 05:30:47,542 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 630 places, 4867 transitions, 279881 flow. Second operand has 19 states, 19 states have (on average 11.473684210526315) internal successors, (218), 19 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:30:47,542 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:30:47,542 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 77 [2021-03-26 05:30:47,542 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:30:48,415 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2021-03-26 05:31:26,815 INFO L129 PetriNetUnfolder]: 5206/14642 cut-off events. [2021-03-26 05:31:26,816 INFO L130 PetriNetUnfolder]: For 2056071/2056073 co-relation queries the response was YES. [2021-03-26 05:31:27,020 INFO L84 FinitePrefix]: Finished finitePrefix Result has 346215 conditions, 14642 events. 5206/14642 cut-off events. For 2056071/2056073 co-relation queries the response was YES. Maximal size of possible extension queue 1162. Compared 174394 event pairs, 43 based on Foata normal form. 28/14670 useless extension candidates. Maximal degree in co-relation 345630. Up to 6127 conditions per place. [2021-03-26 05:31:27,124 INFO L132 encePairwiseOnDemand]: 50/77 looper letters, 2623 selfloop transitions, 2868 changer transitions 0/5495 dead transitions. [2021-03-26 05:31:27,124 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 662 places, 5495 transitions, 319723 flow [2021-03-26 05:31:27,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-26 05:31:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-03-26 05:31:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 487 transitions. [2021-03-26 05:31:27,126 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.19165682802046438 [2021-03-26 05:31:27,126 INFO L72 ComplementDD]: Start complementDD. Operand 33 states and 487 transitions. [2021-03-26 05:31:27,126 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 487 transitions. [2021-03-26 05:31:27,126 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:31:27,126 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 33 states and 487 transitions. [2021-03-26 05:31:27,126 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 34 states, 33 states have (on average 14.757575757575758) internal successors, (487), 33 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:31:27,128 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 34 states, 34 states have (on average 77.0) internal successors, (2618), 34 states have internal predecessors, (2618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:31:27,128 INFO L81 ComplementDD]: Finished complementDD. Result has 34 states, 34 states have (on average 77.0) internal successors, (2618), 34 states have internal predecessors, (2618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:31:27,128 INFO L185 Difference]: Start difference. First operand has 630 places, 4867 transitions, 279881 flow. Second operand 33 states and 487 transitions. [2021-03-26 05:31:27,128 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 662 places, 5495 transitions, 319723 flow [2021-03-26 05:32:00,489 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 640 places, 5495 transitions, 317250 flow, removed 332 selfloop flow, removed 22 redundant places. [2021-03-26 05:32:00,682 INFO L241 Difference]: Finished difference. Result has 647 places, 5163 transitions, 304727 flow [2021-03-26 05:32:00,686 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=77, PETRI_DIFFERENCE_MINUEND_FLOW=277659, PETRI_DIFFERENCE_MINUEND_PLACES=608, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4867, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2577, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=33, PETRI_FLOW=304727, PETRI_PLACES=647, PETRI_TRANSITIONS=5163} [2021-03-26 05:32:00,686 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 627 predicate places. [2021-03-26 05:32:00,686 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:32:00,686 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 647 places, 5163 transitions, 304727 flow [2021-03-26 05:32:00,686 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 647 places, 5163 transitions, 304727 flow [2021-03-26 05:32:00,788 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 647 places, 5163 transitions, 304727 flow [2021-03-26 05:32:18,362 INFO L129 PetriNetUnfolder]: 4957/14308 cut-off events. [2021-03-26 05:32:18,362 INFO L130 PetriNetUnfolder]: For 2138250/2139030 co-relation queries the response was YES. [2021-03-26 05:32:18,593 INFO L84 FinitePrefix]: Finished finitePrefix Result has 335602 conditions, 14308 events. 4957/14308 cut-off events. For 2138250/2139030 co-relation queries the response was YES. Maximal size of possible extension queue 1158. Compared 173229 event pairs, 70 based on Foata normal form. 177/14477 useless extension candidates. Maximal degree in co-relation 333498. Up to 4267 conditions per place. [2021-03-26 05:32:18,984 INFO L142 LiptonReduction]: Number of co-enabled transitions 3734 [2021-03-26 05:32:21,816 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:32:21,817 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:32:21,817 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21131 [2021-03-26 05:32:21,817 INFO L480 AbstractCegarLoop]: Abstraction has has 647 places, 5163 transitions, 304727 flow [2021-03-26 05:32:21,817 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 11.473684210526315) internal successors, (218), 19 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:32:21,817 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:32:21,817 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:32:22,017 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2021-03-26 05:32:22,017 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:32:22,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:32:22,018 INFO L82 PathProgramCache]: Analyzing trace with hash 94637747, now seen corresponding path program 3 times [2021-03-26 05:32:22,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:32:22,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40416774] [2021-03-26 05:32:22,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:32:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:32:22,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-26 05:32:22,031 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.7 percent of original size [2021-03-26 05:32:22,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:32:22,040 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:32:22,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:32:22,053 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.1 percent of original size [2021-03-26 05:32:22,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-03-26 05:32:22,083 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-26 05:32:22,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-26 05:32:22,112 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.3 percent of original size [2021-03-26 05:32:22,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:32:22,129 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.2 percent of original size [2021-03-26 05:32:22,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-26 05:32:22,144 INFO L142 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-03-26 05:32:22,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-26 05:32:22,157 INFO L142 QuantifierPusher]: treesize reduction 9, result has 55.0 percent of original size [2021-03-26 05:32:22,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:32:22,167 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-03-26 05:32:22,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-26 05:32:22,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,177 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:32:22,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40416774] [2021-03-26 05:32:22,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821881952] [2021-03-26 05:32:22,177 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:32:22,194 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-03-26 05:32:22,195 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-26 05:32:22,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-26 05:32:22,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:32:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:32:22,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:32:22,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:32:22,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:32:22,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-26 05:32:22,280 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-26 05:32:22,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-26 05:32:22,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:32:22,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:32:22,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:32:22,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:32:22,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:32:22,285 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-26 05:32:22,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:32:22,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6] total 16 [2021-03-26 05:32:22,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208450423] [2021-03-26 05:32:22,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-26 05:32:22,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:32:22,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-26 05:32:22,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2021-03-26 05:32:22,286 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 13 out of 77 [2021-03-26 05:32:22,286 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 647 places, 5163 transitions, 304727 flow. Second operand has 17 states, 17 states have (on average 14.647058823529411) internal successors, (249), 17 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:32:22,286 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:32:22,286 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 13 of 77 [2021-03-26 05:32:22,286 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:33:07,817 INFO L129 PetriNetUnfolder]: 5741/15918 cut-off events. [2021-03-26 05:33:07,818 INFO L130 PetriNetUnfolder]: For 2417087/2417089 co-relation queries the response was YES. [2021-03-26 05:33:08,063 INFO L84 FinitePrefix]: Finished finitePrefix Result has 390673 conditions, 15918 events. 5741/15918 cut-off events. For 2417087/2417089 co-relation queries the response was YES. Maximal size of possible extension queue 1185. Compared 189714 event pairs, 46 based on Foata normal form. 28/15946 useless extension candidates. Maximal degree in co-relation 390070. Up to 5665 conditions per place. [2021-03-26 05:33:08,183 INFO L132 encePairwiseOnDemand]: 49/77 looper letters, 2985 selfloop transitions, 3248 changer transitions 19/6256 dead transitions. [2021-03-26 05:33:08,183 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 666 places, 6256 transitions, 377269 flow [2021-03-26 05:33:08,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-26 05:33:08,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-03-26 05:33:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 368 transitions. [2021-03-26 05:33:08,184 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23896103896103896 [2021-03-26 05:33:08,184 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 368 transitions. [2021-03-26 05:33:08,185 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 368 transitions. [2021-03-26 05:33:08,185 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:33:08,185 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 368 transitions. [2021-03-26 05:33:08,185 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 18.4) internal successors, (368), 20 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:33:08,186 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 77.0) internal successors, (1617), 21 states have internal predecessors, (1617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:33:08,186 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 77.0) internal successors, (1617), 21 states have internal predecessors, (1617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:33:08,186 INFO L185 Difference]: Start difference. First operand has 647 places, 5163 transitions, 304727 flow. Second operand 20 states and 368 transitions. [2021-03-26 05:33:08,186 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 666 places, 6256 transitions, 377269 flow [2021-03-26 05:33:48,498 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 6256 transitions, 376676 flow, removed 199 selfloop flow, removed 18 redundant places. [2021-03-26 05:33:48,714 INFO L241 Difference]: Finished difference. Result has 655 places, 5744 transitions, 355719 flow [2021-03-26 05:33:48,718 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=77, PETRI_DIFFERENCE_MINUEND_FLOW=304046, PETRI_DIFFERENCE_MINUEND_PLACES=629, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5161, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2669, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2354, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=355719, PETRI_PLACES=655, PETRI_TRANSITIONS=5744} [2021-03-26 05:33:48,718 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 635 predicate places. [2021-03-26 05:33:48,718 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:33:48,718 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 655 places, 5744 transitions, 355719 flow [2021-03-26 05:33:48,718 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 655 places, 5744 transitions, 355719 flow [2021-03-26 05:33:48,848 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 655 places, 5744 transitions, 355719 flow [2021-03-26 05:34:09,617 INFO L129 PetriNetUnfolder]: 5490/15565 cut-off events. [2021-03-26 05:34:09,618 INFO L130 PetriNetUnfolder]: For 2518349/2519445 co-relation queries the response was YES. [2021-03-26 05:34:09,940 INFO L84 FinitePrefix]: Finished finitePrefix Result has 379218 conditions, 15565 events. 5490/15565 cut-off events. For 2518349/2519445 co-relation queries the response was YES. Maximal size of possible extension queue 1180. Compared 188216 event pairs, 77 based on Foata normal form. 111/15671 useless extension candidates. Maximal degree in co-relation 378644. Up to 4666 conditions per place. [2021-03-26 05:34:10,209 INFO L142 LiptonReduction]: Number of co-enabled transitions 4250 [2021-03-26 05:34:13,578 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-26 05:34:13,578 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-26 05:34:13,578 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 24860 [2021-03-26 05:34:13,578 INFO L480 AbstractCegarLoop]: Abstraction has has 655 places, 5744 transitions, 355719 flow [2021-03-26 05:34:13,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 14.647058823529411) internal successors, (249), 17 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:34:13,578 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-26 05:34:13,578 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-26 05:34:13,779 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable208 [2021-03-26 05:34:13,779 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-26 05:34:13,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-26 05:34:13,779 INFO L82 PathProgramCache]: Analyzing trace with hash -899168097, now seen corresponding path program 1 times [2021-03-26 05:34:13,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-26 05:34:13,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038305529] [2021-03-26 05:34:13,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-26 05:34:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:34:13,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-26 05:34:13,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:34:13,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:34:13,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-26 05:34:13,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:34:13,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:34:13,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:34:13,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:34:13,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038305529] [2021-03-26 05:34:13,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579129177] [2021-03-26 05:34:13,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:34:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-26 05:34:13,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-26 05:34:13,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-26 05:34:13,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-26 05:34:13,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:34:13,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:34:13,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-03-26 05:34:13,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-03-26 05:34:13,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,862 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:34:13,862 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,862 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,863 INFO L147 QuantifierPusher]: treesize reduction 8, result has 73.3 percent of original size 22 [2021-03-26 05:34:13,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,863 INFO L142 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-03-26 05:34:13,863 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,864 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,864 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:34:13,865 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,865 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,865 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:34:13,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-26 05:34:13,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:34:13,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:34:13,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-03-26 05:34:13,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-03-26 05:34:13,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,886 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,886 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,887 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,888 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,888 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,889 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:34:13,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:34:13,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:34:13,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:34:13,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,910 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 1] term [2021-03-26 05:34:13,910 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,910 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:34:13,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:34:13,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-03-26 05:34:13,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-03-26 05:34:13,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,932 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,932 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,933 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,933 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,933 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,934 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-26 05:34:13,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:34:13,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:34:13,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-03-26 05:34:13,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-03-26 05:34:13,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,956 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,956 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,956 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:34:13,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:34:13,966 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-26 05:34:13,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:34:13,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-26 05:34:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-26 05:34:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 05:34:13,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-26 05:34:13,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 05:34:13,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 05:34:13,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-03-26 05:34:13,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-03-26 05:34:13,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:13,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,983 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,983 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,983 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-26 05:34:13,984 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-03-26 05:34:13,984 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:13,984 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:34:13,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:13,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-26 05:34:14,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:14,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 05:34:14,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-26 05:34:14,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:14,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-03-26 05:34:14,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-26 05:34:14,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:14,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-26 05:34:14,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-26 05:34:14,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-26 05:34:14,009 INFO L427 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 1] term [2021-03-26 05:34:14,009 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-26 05:34:14,009 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:34:14,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-26 05:34:14,010 INFO L142 QuantifierPusher]: treesize reduction 11, result has 8.3 percent of original size [2021-03-26 05:34:14,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-26 05:34:14,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-26 05:34:14,015 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-26 05:34:14,015 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-26 05:34:14,015 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2021-03-26 05:34:14,015 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370824644] [2021-03-26 05:34:14,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-26 05:34:14,015 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-26 05:34:14,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-26 05:34:14,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306 [2021-03-26 05:34:14,016 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 10 out of 77 [2021-03-26 05:34:14,016 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 655 places, 5744 transitions, 355719 flow. Second operand has 18 states, 18 states have (on average 11.61111111111111) internal successors, (209), 18 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:34:14,016 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-26 05:34:14,016 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 77 [2021-03-26 05:34:14,016 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-26 05:35:11,502 INFO L129 PetriNetUnfolder]: 6286/17737 cut-off events. [2021-03-26 05:35:11,502 INFO L130 PetriNetUnfolder]: For 2966337/2966337 co-relation queries the response was YES. [2021-03-26 05:35:11,827 INFO L84 FinitePrefix]: Finished finitePrefix Result has 445460 conditions, 17737 events. 6286/17737 cut-off events. For 2966337/2966337 co-relation queries the response was YES. Maximal size of possible extension queue 1303. Compared 216405 event pairs, 163 based on Foata normal form. 78/17815 useless extension candidates. Maximal degree in co-relation 444834. Up to 5367 conditions per place. [2021-03-26 05:35:12,077 INFO L132 encePairwiseOnDemand]: 47/77 looper letters, 2173 selfloop transitions, 4214 changer transitions 60/6451 dead transitions. [2021-03-26 05:35:12,077 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 685 places, 6451 transitions, 404270 flow [2021-03-26 05:35:12,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-26 05:35:12,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2021-03-26 05:35:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 466 transitions. [2021-03-26 05:35:12,078 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.19522413070800168 [2021-03-26 05:35:12,078 INFO L72 ComplementDD]: Start complementDD. Operand 31 states and 466 transitions. [2021-03-26 05:35:12,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 466 transitions. [2021-03-26 05:35:12,079 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-26 05:35:12,079 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 31 states and 466 transitions. [2021-03-26 05:35:12,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 32 states, 31 states have (on average 15.03225806451613) internal successors, (466), 31 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:35:12,080 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 32 states, 32 states have (on average 77.0) internal successors, (2464), 32 states have internal predecessors, (2464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:35:12,081 INFO L81 ComplementDD]: Finished complementDD. Result has 32 states, 32 states have (on average 77.0) internal successors, (2464), 32 states have internal predecessors, (2464), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-26 05:35:12,081 INFO L185 Difference]: Start difference. First operand has 655 places, 5744 transitions, 355719 flow. Second operand 31 states and 466 transitions. [2021-03-26 05:35:12,081 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 685 places, 6451 transitions, 404270 flow [2021-03-26 05:36:03,597 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 679 places, 6451 transitions, 403565 flow, removed 310 selfloop flow, removed 6 redundant places. [2021-03-26 05:36:03,861 INFO L241 Difference]: Finished difference. Result has 694 places, 6195 transitions, 397317 flow [2021-03-26 05:36:03,864 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=77, PETRI_DIFFERENCE_MINUEND_FLOW=354641, PETRI_DIFFERENCE_MINUEND_PLACES=649, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5731, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3800, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1750, PETRI_DIFFERENCE_SUBTRAHEND_STATES=31, PETRI_FLOW=397317, PETRI_PLACES=694, PETRI_TRANSITIONS=6195} [2021-03-26 05:36:03,864 INFO L343 CegarLoopForPetriNet]: 20 programPoint places, 674 predicate places. [2021-03-26 05:36:03,864 INFO L170 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-03-26 05:36:03,864 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 694 places, 6195 transitions, 397317 flow [2021-03-26 05:36:03,864 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 694 places, 6195 transitions, 397317 flow [2021-03-26 05:36:03,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 691 places, 6195 transitions, 397317 flow Received shutdown request... [2021-03-26 05:36:07,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-26 05:36:07,551 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-26 05:36:07,554 WARN L224 ceAbstractionStarter]: Timeout [2021-03-26 05:36:07,554 INFO L202 PluginConnector]: Adding new model misc-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.03 05:36:07 BasicIcfg [2021-03-26 05:36:07,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-26 05:36:07,554 INFO L168 Benchmark]: Toolchain (without parser) took 847093.72 ms. Allocated memory was 255.9 MB in the beginning and 6.0 GB in the end (delta: 5.7 GB). Free memory was 236.8 MB in the beginning and 3.8 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.2 GB. Max. memory is 16.0 GB. [2021-03-26 05:36:07,554 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 05:36:07,554 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.81 ms. Allocated memory is still 255.9 MB. Free memory was 236.6 MB in the beginning and 235.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-26 05:36:07,554 INFO L168 Benchmark]: Boogie Preprocessor took 9.40 ms. Allocated memory is still 255.9 MB. Free memory was 235.1 MB in the beginning and 234.2 MB in the end (delta: 907.7 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-26 05:36:07,554 INFO L168 Benchmark]: RCFGBuilder took 242.96 ms. Allocated memory is still 255.9 MB. Free memory was 234.2 MB in the beginning and 239.4 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.0 GB. [2021-03-26 05:36:07,554 INFO L168 Benchmark]: TraceAbstraction took 846822.42 ms. Allocated memory was 255.9 MB in the beginning and 6.0 GB in the end (delta: 5.7 GB). Free memory was 238.7 MB in the beginning and 3.8 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.2 GB. Max. memory is 16.0 GB. [2021-03-26 05:36:07,555 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 0.10 ms. Allocated memory is still 255.9 MB. Free memory is still 237.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 15.81 ms. Allocated memory is still 255.9 MB. Free memory was 236.6 MB in the beginning and 235.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 9.40 ms. Allocated memory is still 255.9 MB. Free memory was 235.1 MB in the beginning and 234.2 MB in the end (delta: 907.7 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 242.96 ms. Allocated memory is still 255.9 MB. Free memory was 234.2 MB in the beginning and 239.4 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 846822.42 ms. Allocated memory was 255.9 MB in the beginning and 6.0 GB in the end (delta: 5.7 GB). Free memory was 238.7 MB in the beginning and 3.8 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 426.8ms, 28 PlacesBefore, 20 PlacesAfterwards, 25 TransitionsBefore, 17 TransitionsAfterwards, 198 CoEnabledTransitionPairs, 4 FixpointIterations, 1 TrivialSequentialCompositions, 5 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 0 ChoiceCompositions, 11 TotalNumberOfCompositions, 88 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 88, positive: 88, positive conditional: 88, 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: 88, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 88, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 88, positive: 80, positive conditional: 0, positive unconditional: 80, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 37, positive: 37, positive conditional: 0, positive unconditional: 37, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 88, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 88, unknown conditional: 88, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 125.4ms, 19 PlacesBefore, 18 PlacesAfterwards, 21 TransitionsBefore, 19 TransitionsAfterwards, 106 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 4 TotalNumberOfCompositions, 21 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 21, positive: 21, positive conditional: 21, 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: 14, positive: 14, positive conditional: 2, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 2, positive unconditional: 12, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 21, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 6, Positive cache size: 6, Positive conditional cache size: 6, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 63.2ms, 24 PlacesBefore, 24 PlacesAfterwards, 25 TransitionsBefore, 24 TransitionsAfterwards, 112 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 2 TotalNumberOfCompositions, 10 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 10, 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: 10, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 6, positive unconditional: 4, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 10, unknown conditional: 10, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 14, Positive cache size: 14, Positive conditional cache size: 14, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 150.5ms, 31 PlacesBefore, 30 PlacesAfterwards, 33 TransitionsBefore, 29 TransitionsAfterwards, 104 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 3 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 3 ChoiceCompositions, 6 TotalNumberOfCompositions, 26 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 26, positive: 26, positive conditional: 26, 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: 13, positive: 13, positive conditional: 8, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 8, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 7, Positive cache size: 7, Positive conditional cache size: 7, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 115.5ms, 37 PlacesBefore, 37 PlacesAfterwards, 32 TransitionsBefore, 31 TransitionsAfterwards, 80 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 3 TotalNumberOfCompositions, 15 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 15, positive: 15, positive conditional: 15, 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: 14, positive: 14, positive conditional: 9, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 9, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 14, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 14, unknown conditional: 14, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 17, Positive cache size: 17, Positive conditional cache size: 17, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 53.3ms, 43 PlacesBefore, 43 PlacesAfterwards, 34 TransitionsBefore, 33 TransitionsAfterwards, 70 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 2 TotalNumberOfCompositions, 8 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 8, 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: 5, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 22, Positive cache size: 22, Positive conditional cache size: 22, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 50.4ms, 49 PlacesBefore, 48 PlacesAfterwards, 38 TransitionsBefore, 36 TransitionsAfterwards, 76 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 1 ChoiceCompositions, 2 TotalNumberOfCompositions, 10 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 10, positive conditional: 10, 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: 8, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.3ms, 59 PlacesBefore, 59 PlacesAfterwards, 62 TransitionsBefore, 62 TransitionsAfterwards, 76 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 15.3ms, 68 PlacesBefore, 68 PlacesAfterwards, 70 TransitionsBefore, 70 TransitionsAfterwards, 86 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24.3ms, 82 PlacesBefore, 81 PlacesAfterwards, 96 TransitionsBefore, 96 TransitionsAfterwards, 106 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30.5ms, 90 PlacesBefore, 90 PlacesAfterwards, 117 TransitionsBefore, 117 TransitionsAfterwards, 120 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 53.9ms, 93 PlacesBefore, 93 PlacesAfterwards, 151 TransitionsBefore, 151 TransitionsAfterwards, 168 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 110.0ms, 99 PlacesBefore, 99 PlacesAfterwards, 250 TransitionsBefore, 250 TransitionsAfterwards, 294 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 545.5ms, 123 PlacesBefore, 123 PlacesAfterwards, 451 TransitionsBefore, 451 TransitionsAfterwards, 538 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 4 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 4, positive: 4, positive conditional: 4, 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: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 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] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 4, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 294.0ms, 139 PlacesBefore, 139 PlacesAfterwards, 487 TransitionsBefore, 487 TransitionsAfterwards, 596 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 504.6ms, 151 PlacesBefore, 148 PlacesAfterwards, 512 TransitionsBefore, 512 TransitionsAfterwards, 616 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, 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: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 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] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 516.9ms, 170 PlacesBefore, 170 PlacesAfterwards, 770 TransitionsBefore, 770 TransitionsAfterwards, 790 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 4, Positive cache size: 4, Positive conditional cache size: 4, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1035.4ms, 195 PlacesBefore, 193 PlacesAfterwards, 915 TransitionsBefore, 914 TransitionsAfterwards, 874 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, 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: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 996.2ms, 206 PlacesBefore, 203 PlacesAfterwards, 960 TransitionsBefore, 960 TransitionsAfterwards, 836 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1452.5ms, 223 PlacesBefore, 221 PlacesAfterwards, 1031 TransitionsBefore, 1029 TransitionsAfterwards, 830 CoEnabledTransitionPairs, 3 FixpointIterations, 0 TrivialSequentialCompositions, 2 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, 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: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 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] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 962.6ms, 229 PlacesBefore, 229 PlacesAfterwards, 1072 TransitionsBefore, 1072 TransitionsAfterwards, 832 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1717.0ms, 251 PlacesBefore, 248 PlacesAfterwards, 1257 TransitionsBefore, 1257 TransitionsAfterwards, 912 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1799.1ms, 266 PlacesBefore, 266 PlacesAfterwards, 1367 TransitionsBefore, 1367 TransitionsAfterwards, 996 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2532.1ms, 287 PlacesBefore, 287 PlacesAfterwards, 1560 TransitionsBefore, 1560 TransitionsAfterwards, 1020 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1958.0ms, 304 PlacesBefore, 304 PlacesAfterwards, 1561 TransitionsBefore, 1561 TransitionsAfterwards, 970 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2311.5ms, 311 PlacesBefore, 311 PlacesAfterwards, 1685 TransitionsBefore, 1685 TransitionsAfterwards, 1094 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3064.2ms, 331 PlacesBefore, 331 PlacesAfterwards, 1786 TransitionsBefore, 1786 TransitionsAfterwards, 1214 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2, Positive cache size: 2, Positive conditional cache size: 2, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3596.4ms, 350 PlacesBefore, 350 PlacesAfterwards, 1940 TransitionsBefore, 1940 TransitionsAfterwards, 1266 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 2 TotalNumberOfCompositions, 1 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, 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: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1, unknown conditional: 1, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3256.3ms, 366 PlacesBefore, 366 PlacesAfterwards, 1959 TransitionsBefore, 1959 TransitionsAfterwards, 1258 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3369.3ms, 386 PlacesBefore, 386 PlacesAfterwards, 2079 TransitionsBefore, 2079 TransitionsAfterwards, 1338 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4238.2ms, 396 PlacesBefore, 396 PlacesAfterwards, 2385 TransitionsBefore, 2385 TransitionsAfterwards, 1350 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4703.1ms, 411 PlacesBefore, 409 PlacesAfterwards, 2367 TransitionsBefore, 2367 TransitionsAfterwards, 1288 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 5222.8ms, 434 PlacesBefore, 433 PlacesAfterwards, 2569 TransitionsBefore, 2569 TransitionsAfterwards, 1384 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7695.6ms, 451 PlacesBefore, 451 PlacesAfterwards, 3162 TransitionsBefore, 3162 TransitionsAfterwards, 2004 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9016.1ms, 476 PlacesBefore, 476 PlacesAfterwards, 3421 TransitionsBefore, 3421 TransitionsAfterwards, 2186 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9734.6ms, 494 PlacesBefore, 494 PlacesAfterwards, 3562 TransitionsBefore, 3562 TransitionsAfterwards, 2260 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 11978.0ms, 508 PlacesBefore, 508 PlacesAfterwards, 3583 TransitionsBefore, 3583 TransitionsAfterwards, 2278 CoEnabledTransitionPairs, 2 FixpointIterations, 0 TrivialSequentialCompositions, 1 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 2 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, 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: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 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] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 5, Positive cache size: 5, Positive conditional cache size: 5, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 16445.0ms, 556 PlacesBefore, 555 PlacesAfterwards, 4149 TransitionsBefore, 4148 TransitionsAfterwards, 2774 CoEnabledTransitionPairs, 2 FixpointIterations, 3 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 3 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 19096.5ms, 593 PlacesBefore, 592 PlacesAfterwards, 4635 TransitionsBefore, 4634 TransitionsAfterwards, 3110 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 17891.5ms, 630 PlacesBefore, 630 PlacesAfterwards, 4867 TransitionsBefore, 4867 TransitionsAfterwards, 3424 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 21130.5ms, 647 PlacesBefore, 647 PlacesAfterwards, 5163 TransitionsBefore, 5163 TransitionsAfterwards, 3734 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 24859.8ms, 655 PlacesBefore, 655 PlacesAfterwards, 5744 TransitionsBefore, 5744 TransitionsAfterwards, 4250 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3, Positive cache size: 3, Positive conditional cache size: 3, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 59]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 59). Cancelled while PetriNetLargeBlockEncoding was applying PetriNetLargeBlockEncoding to Petri net that has 694 places, 6195 transitions, 397317 flow,while LiptonReduction was applying LiptonReduction to Petri net that has 694 places, 6195 transitions, 397317 flow,while PetriNetUnfolder was constructing finite prefix that currently has 52385 conditions, 2043 events (650/2042 cut-off events. For 500086/500367 co-relation queries the response was YES. Maximal size of possible extension queue 846. Compared 24127 event pairs, 18 based on Foata normal form. 28/2915 useless extension candidates. Maximal degree in co-relation 52143. Up to 761 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 26 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 7.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 846739.0ms, OverallIterations: 42, TraceHistogramMax: 3, EmptinessCheckTime: 0.0ms, AutomataDifference: 643832.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 474.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 251 SDtfs, 2034 SDslu, 344 SDs, 0 SdLazy, 12416 SolverSat, 2512 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5676.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1279 GetRequests, 456 SyntacticMatches, 38 SemanticMatches, 785 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5607 ImplicationChecksByTransitivity, 12181.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=397317occurred in iteration=42, InterpolantAutomatonStates: 734, 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: 114.9ms SsaConstructionTime, 387.0ms SatisfiabilityAnalysisTime, 7045.1ms InterpolantComputationTime, 1264 NumberOfCodeBlocks, 1263 NumberOfCodeBlocksAsserted, 101 NumberOfCheckSat, 1184 ConstructedInterpolants, 0 QuantifiedInterpolants, 9544 SizeOfPredicates, 152 NumberOfNonLiveVariables, 1278 ConjunctsInSsa, 327 ConjunctsInUnsatCore, 80 InterpolantComputations, 4 PerfectInterpolantSequences, 221/821 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