/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-VariableLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/context1.wvr.bpl


--------------------------------------------------------------------------------


This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239
[2021-03-24 17:39:32,783 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2021-03-24 17:39:32,861 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-VariableLbe.epf
[2021-03-24 17:39:32,874 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-03-24 17:39:32,874 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-03-24 17:39:32,875 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-03-24 17:39:32,875 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-03-24 17:39:32,875 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-03-24 17:39:32,876 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-03-24 17:39:32,876 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-03-24 17:39:32,877 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-03-24 17:39:32,877 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-03-24 17:39:33,196 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-03-24 17:39:33,211 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-03-24 17:39:33,213 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-03-24 17:39:33,214 INFO  L271        PluginConnector]: Initializing Boogie PL CUP Parser...
[2021-03-24 17:39:33,214 INFO  L275        PluginConnector]: Boogie PL CUP Parser initialized
[2021-03-24 17:39:33,215 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/context1.wvr.bpl
[2021-03-24 17:39:33,225 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/context1.wvr.bpl'
[2021-03-24 17:39:33,247 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-03-24 17:39:33,249 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2021-03-24 17:39:33,250 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-03-24 17:39:33,250 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-03-24 17:39:33,250 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-03-24 17:39:33,257 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,262 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,267 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-03-24 17:39:33,268 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-03-24 17:39:33,268 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-03-24 17:39:33,268 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-03-24 17:39:33,273 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,273 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,273 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,274 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,275 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,276 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,277 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/1) ...
[2021-03-24 17:39:33,277 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-03-24 17:39:33,278 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-03-24 17:39:33,278 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-03-24 17:39:33,278 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-03-24 17:39:33,279 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (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
[2021-03-24 17:39:33,326 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration
[2021-03-24 17:39:33,326 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2021-03-24 17:39:33,327 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2021-03-24 17:39:33,328 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration
[2021-03-24 17:39:33,328 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2021-03-24 17:39:33,328 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2021-03-24 17:39:33,328 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration
[2021-03-24 17:39:33,328 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-03-24 17:39:33,328 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-03-24 17:39:33,329 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-03-24 17:39:33,484 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-03-24 17:39:33,484 INFO  L299             CfgBuilder]: Removed 2 assume(true) statements.
[2021-03-24 17:39:33,484 WARN  L327             CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location.
[2021-03-24 17:39:33,485 WARN  L327             CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location.
[2021-03-24 17:39:33,485 INFO  L202        PluginConnector]: Adding new model context1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 05:39:33 BoogieIcfgContainer
[2021-03-24 17:39:33,486 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-03-24 17:39:33,487 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-03-24 17:39:33,487 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-03-24 17:39:33,488 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-03-24 17:39:33,489 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.03 05:39:33" (1/2) ...
[2021-03-24 17:39:33,489 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55d41087 and model type context1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.03 05:39:33, skipping insertion in model container
[2021-03-24 17:39:33,489 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "context1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.03 05:39:33" (2/2) ...
[2021-03-24 17:39:33,490 INFO  L111   eAbstractionObserver]: Analyzing ICFG context1.wvr.bpl
[2021-03-24 17:39:33,494 INFO  L149   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-03-24 17:39:33,498 INFO  L161   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2021-03-24 17:39:33,498 INFO  L323   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-03-24 17:39:33,537 INFO  L149    ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2021-03-24 17:39:33,549 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2021-03-24 17:39:33,562 INFO  L376      AbstractCegarLoop]: Interprodecural is true
[2021-03-24 17:39:33,562 INFO  L377      AbstractCegarLoop]: Hoare is false
[2021-03-24 17:39:33,562 INFO  L378      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-03-24 17:39:33,562 INFO  L379      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-03-24 17:39:33,562 INFO  L380      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-03-24 17:39:33,563 INFO  L381      AbstractCegarLoop]: Difference is false
[2021-03-24 17:39:33,563 INFO  L382      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-03-24 17:39:33,563 INFO  L386      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-03-24 17:39:33,568 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 20 places, 15 transitions, 46 flow
[2021-03-24 17:39:33,589 INFO  L129       PetriNetUnfolder]: 2/13 cut-off events.
[2021-03-24 17:39:33,590 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2021-03-24 17:39:33,591 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 22 conditions, 13 events. 2/13 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 5 event pairs, 0 based on Foata normal form. 0/10 useless extension candidates. Maximal degree in co-relation 8. Up to 2 conditions per place. 
[2021-03-24 17:39:33,591 INFO  L82        GeneralOperation]: Start removeDead. Operand has 20 places, 15 transitions, 46 flow
[2021-03-24 17:39:33,594 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 16 places, 11 transitions, 34 flow
[2021-03-24 17:39:33,594 INFO  L174   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2021-03-24 17:39:33,601 INFO  L137   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 16 places, 11 transitions, 34 flow
[2021-03-24 17:39:33,602 INFO  L129        LiptonReduction]: Starting Lipton reduction on Petri net that has 16 places, 11 transitions, 34 flow
[2021-03-24 17:39:33,603 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 16 places, 11 transitions, 34 flow
[2021-03-24 17:39:33,606 INFO  L129       PetriNetUnfolder]: 2/11 cut-off events.
[2021-03-24 17:39:33,606 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2021-03-24 17:39:33,606 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 20 conditions, 11 events. 2/11 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 5 event pairs, 0 based on Foata normal form. 0/9 useless extension candidates. Maximal degree in co-relation 7. Up to 2 conditions per place. 
[2021-03-24 17:39:33,624 INFO  L142        LiptonReduction]: Number of co-enabled transitions 16
[2021-03-24 17:39:33,653 INFO  L154        LiptonReduction]: Checked pairs total: 0
[2021-03-24 17:39:33,653 INFO  L156        LiptonReduction]: Total number of compositions: 1
[2021-03-24 17:39:33,654 INFO  L199   CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 60
[2021-03-24 17:39:33,673 INFO  L129       PetriNetUnfolder]: 2/9 cut-off events.
[2021-03-24 17:39:33,674 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2021-03-24 17:39:33,674 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:33,674 INFO  L263   CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:33,674 INFO  L428      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:33,678 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:33,678 INFO  L82        PathProgramCache]: Analyzing trace with hash -37949195, now seen corresponding path program 1 times
[2021-03-24 17:39:33,694 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:33,695 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537031907]
[2021-03-24 17:39:33,695 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:33,762 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:33,793 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:33,794 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:33,802 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:33,803 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537031907]
[2021-03-24 17:39:33,804 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-03-24 17:39:33,804 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2021-03-24 17:39:33,804 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052161103]
[2021-03-24 17:39:33,811 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-03-24 17:39:33,812 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:33,820 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-03-24 17:39:33,823 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-03-24 17:39:33,824 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 11 out of 16
[2021-03-24 17:39:33,825 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 15 places, 10 transitions, 32 flow. Second operand  has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,825 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:33,825 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 11 of 16
[2021-03-24 17:39:33,826 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:33,847 INFO  L129       PetriNetUnfolder]: 2/13 cut-off events.
[2021-03-24 17:39:33,847 INFO  L130       PetriNetUnfolder]: For 3/3 co-relation queries the response was YES.
[2021-03-24 17:39:33,848 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 28 conditions, 13 events. 2/13 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 9 event pairs, 0 based on Foata normal form. 1/13 useless extension candidates. Maximal degree in co-relation 13. Up to 4 conditions per place. 
[2021-03-24 17:39:33,848 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 2 selfloop transitions, 2 changer transitions 0/11 dead transitions.
[2021-03-24 17:39:33,849 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 17 places, 11 transitions, 42 flow
[2021-03-24 17:39:33,850 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-03-24 17:39:33,852 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-03-24 17:39:33,856 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 38 transitions.
[2021-03-24 17:39:33,858 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7916666666666666
[2021-03-24 17:39:33,859 INFO  L72            ComplementDD]: Start complementDD. Operand 3 states and 38 transitions.
[2021-03-24 17:39:33,859 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 3 states and 38 transitions.
[2021-03-24 17:39:33,866 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:33,867 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 38 transitions.
[2021-03-24 17:39:33,869 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 4 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,881 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,881 INFO  L81            ComplementDD]: Finished complementDD. Result  has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,883 INFO  L185             Difference]: Start difference. First operand has 15 places, 10 transitions, 32 flow. Second operand 3 states and 38 transitions.
[2021-03-24 17:39:33,883 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 17 places, 11 transitions, 42 flow
[2021-03-24 17:39:33,885 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 13 places, 11 transitions, 34 flow, removed 0 selfloop flow, removed 4 redundant places.
[2021-03-24 17:39:33,885 INFO  L241             Difference]: Finished difference. Result has 14 places, 11 transitions, 36 flow
[2021-03-24 17:39:33,886 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=24, PETRI_DIFFERENCE_MINUEND_PLACES=11, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=10, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=36, PETRI_PLACES=14, PETRI_TRANSITIONS=11}
[2021-03-24 17:39:33,887 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, -1 predicate places.
[2021-03-24 17:39:33,887 INFO  L480      AbstractCegarLoop]: Abstraction has has 14 places, 11 transitions, 36 flow
[2021-03-24 17:39:33,887 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,887 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:33,887 INFO  L263   CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:33,888 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-03-24 17:39:33,888 INFO  L428      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:33,888 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:33,888 INFO  L82        PathProgramCache]: Analyzing trace with hash -1225856196, now seen corresponding path program 1 times
[2021-03-24 17:39:33,888 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:33,888 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729480242]
[2021-03-24 17:39:33,888 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:33,902 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:33,922 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:33,923 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:33,928 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:33,928 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:33,929 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:33,929 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729480242]
[2021-03-24 17:39:33,929 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-03-24 17:39:33,929 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-03-24 17:39:33,929 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570473353]
[2021-03-24 17:39:33,930 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-03-24 17:39:33,930 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:33,931 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-03-24 17:39:33,931 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-03-24 17:39:33,931 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:33,931 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 14 places, 11 transitions, 36 flow. Second operand  has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,931 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:33,931 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:33,932 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:33,938 INFO  L129       PetriNetUnfolder]: 3/18 cut-off events.
[2021-03-24 17:39:33,938 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2021-03-24 17:39:33,938 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 35 conditions, 18 events. 3/18 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 25 event pairs, 0 based on Foata normal form. 1/19 useless extension candidates. Maximal degree in co-relation 17. Up to 6 conditions per place. 
[2021-03-24 17:39:33,939 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 3 selfloop transitions, 2 changer transitions 0/12 dead transitions.
[2021-03-24 17:39:33,939 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 16 places, 12 transitions, 48 flow
[2021-03-24 17:39:33,939 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-03-24 17:39:33,939 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-03-24 17:39:33,940 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 41 transitions.
[2021-03-24 17:39:33,940 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8541666666666666
[2021-03-24 17:39:33,940 INFO  L72            ComplementDD]: Start complementDD. Operand 3 states and 41 transitions.
[2021-03-24 17:39:33,940 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 3 states and 41 transitions.
[2021-03-24 17:39:33,940 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:33,940 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 41 transitions.
[2021-03-24 17:39:33,941 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,941 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,941 INFO  L81            ComplementDD]: Finished complementDD. Result  has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,941 INFO  L185             Difference]: Start difference. First operand has 14 places, 11 transitions, 36 flow. Second operand 3 states and 41 transitions.
[2021-03-24 17:39:33,941 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 16 places, 12 transitions, 48 flow
[2021-03-24 17:39:33,942 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 15 places, 12 transitions, 46 flow, removed 0 selfloop flow, removed 1 redundant places.
[2021-03-24 17:39:33,942 INFO  L241             Difference]: Finished difference. Result has 16 places, 12 transitions, 46 flow
[2021-03-24 17:39:33,942 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=34, PETRI_DIFFERENCE_MINUEND_PLACES=13, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=11, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=9, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=46, PETRI_PLACES=16, PETRI_TRANSITIONS=12}
[2021-03-24 17:39:33,943 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 1 predicate places.
[2021-03-24 17:39:33,943 INFO  L480      AbstractCegarLoop]: Abstraction has has 16 places, 12 transitions, 46 flow
[2021-03-24 17:39:33,943 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:33,943 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:33,943 INFO  L263   CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:33,943 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-03-24 17:39:33,943 INFO  L428      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:33,944 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:33,944 INFO  L82        PathProgramCache]: Analyzing trace with hash -2044737653, now seen corresponding path program 1 times
[2021-03-24 17:39:33,944 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:33,944 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156979056]
[2021-03-24 17:39:33,944 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:33,952 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:33,963 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:33,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-03-24 17:39:33,966 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:33,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:33,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:33,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:33,974 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:33,975 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156979056]
[2021-03-24 17:39:33,975 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511364292]
[2021-03-24 17:39:33,975 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
[2021-03-24 17:39:34,035 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:34,036 INFO  L263         TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 7 conjunts are in the unsatisfiable core
[2021-03-24 17:39:34,040 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:34,044 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,045 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,045 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,046 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,046 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,047 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,048 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,048 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,051 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,051 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,052 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,053 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,053 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,054 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,054 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,054 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,060 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,066 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,068 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,069 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,070 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,070 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,070 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,071 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,072 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,072 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,073 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,074 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,074 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,074 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,075 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,075 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,076 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,079 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,081 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,082 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:34,083 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:34,085 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,087 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,087 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,090 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:34,091 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:34,093 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,100 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,101 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,104 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:34,105 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:34,160 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:34,161 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,162 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,165 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,166 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,166 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:34,167 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,168 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,168 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,168 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:34,168 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:34,168 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,169 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,170 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,170 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,171 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,171 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,171 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,172 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,172 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,172 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,173 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,173 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,173 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,173 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,174 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,174 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,174 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,175 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,175 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,175 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,175 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,176 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,176 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,176 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,177 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,177 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,177 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,177 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,178 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,178 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,179 INFO  L134       CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:34,179 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:34,179 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3
[2021-03-24 17:39:34,179 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861086148]
[2021-03-24 17:39:34,179 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states
[2021-03-24 17:39:34,179 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:34,180 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-03-24 17:39:34,180 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-03-24 17:39:34,181 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:34,181 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 16 places, 12 transitions, 46 flow. Second operand  has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,181 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:34,181 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:34,181 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:34,205 INFO  L129       PetriNetUnfolder]: 4/22 cut-off events.
[2021-03-24 17:39:34,205 INFO  L130       PetriNetUnfolder]: For 8/9 co-relation queries the response was YES.
[2021-03-24 17:39:34,205 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 50 conditions, 22 events. 4/22 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 40 event pairs, 0 based on Foata normal form. 2/24 useless extension candidates. Maximal degree in co-relation 32. Up to 6 conditions per place. 
[2021-03-24 17:39:34,206 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 5 selfloop transitions, 4 changer transitions 0/15 dead transitions.
[2021-03-24 17:39:34,206 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 15 transitions, 76 flow
[2021-03-24 17:39:34,206 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-03-24 17:39:34,206 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2021-03-24 17:39:34,206 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions.
[2021-03-24 17:39:34,207 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.75
[2021-03-24 17:39:34,207 INFO  L72            ComplementDD]: Start complementDD. Operand 5 states and 60 transitions.
[2021-03-24 17:39:34,207 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 5 states and 60 transitions.
[2021-03-24 17:39:34,207 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:34,207 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 60 transitions.
[2021-03-24 17:39:34,208 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 6 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,208 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 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)
[2021-03-24 17:39:34,208 INFO  L81            ComplementDD]: Finished complementDD. Result  has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 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)
[2021-03-24 17:39:34,208 INFO  L185             Difference]: Start difference. First operand has 16 places, 12 transitions, 46 flow. Second operand 5 states and 60 transitions.
[2021-03-24 17:39:34,208 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 15 transitions, 76 flow
[2021-03-24 17:39:34,209 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 15 transitions, 74 flow, removed 0 selfloop flow, removed 1 redundant places.
[2021-03-24 17:39:34,209 INFO  L241             Difference]: Finished difference. Result has 20 places, 13 transitions, 62 flow
[2021-03-24 17:39:34,210 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=44, PETRI_DIFFERENCE_MINUEND_PLACES=15, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=12, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=62, PETRI_PLACES=20, PETRI_TRANSITIONS=13}
[2021-03-24 17:39:34,210 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 5 predicate places.
[2021-03-24 17:39:34,210 INFO  L480      AbstractCegarLoop]: Abstraction has has 20 places, 13 transitions, 62 flow
[2021-03-24 17:39:34,210 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,210 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:34,210 INFO  L263   CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:34,424 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2
[2021-03-24 17:39:34,427 INFO  L428      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:34,427 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:34,427 INFO  L82        PathProgramCache]: Analyzing trace with hash 1578379832, now seen corresponding path program 2 times
[2021-03-24 17:39:34,427 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:34,427 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4866204]
[2021-03-24 17:39:34,428 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:34,433 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:34,439 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,440 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,442 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,442 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,445 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,445 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,446 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,446 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,446 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:34,446 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4866204]
[2021-03-24 17:39:34,446 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317946718]
[2021-03-24 17:39:34,446 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:34,481 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-03-24 17:39:34,481 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:34,482 INFO  L263         TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core
[2021-03-24 17:39:34,482 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:34,483 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,483 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,483 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,484 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,484 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,484 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,484 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,485 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,485 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,485 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,486 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,486 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,486 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,487 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,487 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,487 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,487 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,488 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,488 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,488 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,488 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,489 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,489 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,489 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,490 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,493 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,493 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,494 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:34,494 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:34,495 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,496 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,496 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,496 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:34,497 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:34,497 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,500 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,500 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,501 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,501 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,501 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,502 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,502 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,503 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,503 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,503 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,503 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,504 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,504 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,504 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,505 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,505 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,505 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,505 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,506 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,507 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,508 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,509 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,509 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:34,510 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:34,510 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,511 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,511 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,512 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:34,512 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:34,513 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,514 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,514 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,514 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,515 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:39:34,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,516 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,517 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,517 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,518 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,518 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,518 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,519 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,519 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,519 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,521 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,521 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:34,521 INFO  L134       CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:34,522 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:34,522 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3
[2021-03-24 17:39:34,522 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166299822]
[2021-03-24 17:39:34,522 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 4 states
[2021-03-24 17:39:34,522 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:34,523 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-03-24 17:39:34,523 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2021-03-24 17:39:34,523 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:34,523 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 13 transitions, 62 flow. Second operand  has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,523 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:34,523 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:34,523 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:34,536 INFO  L129       PetriNetUnfolder]: 7/45 cut-off events.
[2021-03-24 17:39:34,536 INFO  L130       PetriNetUnfolder]: For 33/34 co-relation queries the response was YES.
[2021-03-24 17:39:34,536 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 104 conditions, 45 events. 7/45 cut-off events. For 33/34 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 139 event pairs, 0 based on Foata normal form. 3/48 useless extension candidates. Maximal degree in co-relation 66. Up to 12 conditions per place. 
[2021-03-24 17:39:34,536 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 4 selfloop transitions, 7 changer transitions 0/18 dead transitions.
[2021-03-24 17:39:34,537 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 18 transitions, 114 flow
[2021-03-24 17:39:34,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-03-24 17:39:34,537 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2021-03-24 17:39:34,537 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 55 transitions.
[2021-03-24 17:39:34,538 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.859375
[2021-03-24 17:39:34,538 INFO  L72            ComplementDD]: Start complementDD. Operand 4 states and 55 transitions.
[2021-03-24 17:39:34,538 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 4 states and 55 transitions.
[2021-03-24 17:39:34,538 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:34,538 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 55 transitions.
[2021-03-24 17:39:34,538 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 5 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,539 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 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)
[2021-03-24 17:39:34,539 INFO  L81            ComplementDD]: Finished complementDD. Result  has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 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)
[2021-03-24 17:39:34,539 INFO  L185             Difference]: Start difference. First operand has 20 places, 13 transitions, 62 flow. Second operand 4 states and 55 transitions.
[2021-03-24 17:39:34,539 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 23 places, 18 transitions, 114 flow
[2021-03-24 17:39:34,540 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 20 places, 18 transitions, 102 flow, removed 2 selfloop flow, removed 3 redundant places.
[2021-03-24 17:39:34,540 INFO  L241             Difference]: Finished difference. Result has 22 places, 18 transitions, 118 flow
[2021-03-24 17:39:34,541 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=54, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=13, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=118, PETRI_PLACES=22, PETRI_TRANSITIONS=18}
[2021-03-24 17:39:34,541 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 7 predicate places.
[2021-03-24 17:39:34,541 INFO  L480      AbstractCegarLoop]: Abstraction has has 22 places, 18 transitions, 118 flow
[2021-03-24 17:39:34,541 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,541 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:34,541 INFO  L263   CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:34,758 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:34,759 INFO  L428      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:34,759 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:34,759 INFO  L82        PathProgramCache]: Analyzing trace with hash -1010557579, now seen corresponding path program 3 times
[2021-03-24 17:39:34,759 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:34,759 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457422656]
[2021-03-24 17:39:34,759 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:34,765 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:34,777 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,781 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,782 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,787 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,787 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,791 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,791 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,796 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,796 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,802 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:34,802 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457422656]
[2021-03-24 17:39:34,802 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125801581]
[2021-03-24 17:39:34,802 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:34,821 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s)
[2021-03-24 17:39:34,821 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:34,821 INFO  L263         TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 11 conjunts are in the unsatisfiable core
[2021-03-24 17:39:34,822 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:34,823 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,823 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,823 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,823 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,824 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,824 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,824 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,825 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,828 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,828 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,829 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,829 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,830 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,830 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,832 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,832 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,833 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,834 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,836 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,836 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,837 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,837 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,838 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,840 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,842 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,843 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,846 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,846 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,846 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,848 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,848 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,849 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:34,850 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,850 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,853 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,853 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:34,856 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:34,856 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,857 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,857 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,861 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:34,861 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:34,862 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,863 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,863 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,866 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:34,866 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:34,867 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,868 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,870 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:34,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:34,872 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,872 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,874 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,874 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:34,875 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:34,885 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,886 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,887 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,887 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,888 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,888 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,889 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,889 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:34,890 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,890 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,891 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,892 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:34,893 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:34,894 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,894 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,895 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,895 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:34,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:34,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,897 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:34,900 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,900 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:34,901 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:34,903 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:34,904 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,904 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,905 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,905 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,905 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:34,906 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,907 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,907 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,907 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:34,907 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:34,907 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,908 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,909 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,909 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,909 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,909 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,910 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,910 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,911 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,911 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,913 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,914 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,914 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,914 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,914 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,914 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,915 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,915 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,915 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,915 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,916 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,916 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,918 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,918 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,919 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,919 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:34,919 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:34,920 INFO  L134       CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:34,920 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:34,920 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5
[2021-03-24 17:39:34,920 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484506326]
[2021-03-24 17:39:34,920 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-03-24 17:39:34,920 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:34,920 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-03-24 17:39:34,921 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-03-24 17:39:34,922 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:34,922 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 18 transitions, 118 flow. Second operand  has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,922 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:34,922 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:34,923 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:34,987 INFO  L129       PetriNetUnfolder]: 11/61 cut-off events.
[2021-03-24 17:39:34,987 INFO  L130       PetriNetUnfolder]: For 52/52 co-relation queries the response was YES.
[2021-03-24 17:39:34,988 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 171 conditions, 61 events. 11/61 cut-off events. For 52/52 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 233 event pairs, 0 based on Foata normal form. 5/66 useless extension candidates. Maximal degree in co-relation 131. Up to 16 conditions per place. 
[2021-03-24 17:39:34,989 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 6 selfloop transitions, 13 changer transitions 0/25 dead transitions.
[2021-03-24 17:39:34,989 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 25 transitions, 212 flow
[2021-03-24 17:39:34,989 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-03-24 17:39:34,989 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2021-03-24 17:39:34,993 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 88 transitions.
[2021-03-24 17:39:34,993 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7857142857142857
[2021-03-24 17:39:34,994 INFO  L72            ComplementDD]: Start complementDD. Operand 7 states and 88 transitions.
[2021-03-24 17:39:34,994 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 7 states and 88 transitions.
[2021-03-24 17:39:34,994 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:34,994 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 88 transitions.
[2021-03-24 17:39:34,995 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 8 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,995 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,995 INFO  L81            ComplementDD]: Finished complementDD. Result  has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,995 INFO  L185             Difference]: Start difference. First operand has 22 places, 18 transitions, 118 flow. Second operand 7 states and 88 transitions.
[2021-03-24 17:39:34,996 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 25 transitions, 212 flow
[2021-03-24 17:39:34,997 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 25 transitions, 208 flow, removed 2 selfloop flow, removed 0 redundant places.
[2021-03-24 17:39:34,998 INFO  L241             Difference]: Finished difference. Result has 33 places, 22 transitions, 214 flow
[2021-03-24 17:39:34,998 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=114, PETRI_DIFFERENCE_MINUEND_PLACES=22, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=18, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=214, PETRI_PLACES=33, PETRI_TRANSITIONS=22}
[2021-03-24 17:39:34,999 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 18 predicate places.
[2021-03-24 17:39:34,999 INFO  L480      AbstractCegarLoop]: Abstraction has has 33 places, 22 transitions, 214 flow
[2021-03-24 17:39:34,999 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:34,999 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:34,999 INFO  L263   CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:35,219 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:35,220 INFO  L428      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:35,220 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:35,220 INFO  L82        PathProgramCache]: Analyzing trace with hash -1275903850, now seen corresponding path program 4 times
[2021-03-24 17:39:35,220 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:35,221 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9053883]
[2021-03-24 17:39:35,221 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:35,226 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:35,232 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,233 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,235 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,235 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,237 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,237 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,240 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,241 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,241 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,241 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,241 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,242 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,242 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:35,242 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9053883]
[2021-03-24 17:39:35,242 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392040572]
[2021-03-24 17:39:35,242 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:35,258 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2021-03-24 17:39:35,258 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:35,259 INFO  L263         TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-03-24 17:39:35,259 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:35,259 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,260 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,260 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,260 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,260 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,261 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,261 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,261 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,262 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,262 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,262 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,262 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,262 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,263 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,264 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,265 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,267 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,267 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,268 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,268 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,269 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,270 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,271 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,271 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,271 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,273 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,273 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,274 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,274 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,275 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,276 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,277 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,278 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,279 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,279 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,280 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,280 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,281 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,281 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,282 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,282 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,282 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,282 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,283 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,283 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,283 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,283 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,284 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,284 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,285 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,285 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,285 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,286 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,286 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,287 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,287 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,287 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,288 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,289 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,289 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,289 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,290 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,290 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,290 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,291 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,291 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,292 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,293 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,297 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,297 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,298 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,298 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,299 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,299 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,299 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,300 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:39:35,300 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,301 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,301 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,301 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,301 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,301 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,302 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,302 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,303 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,303 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,303 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,303 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,304 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,304 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,304 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,304 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,304 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,305 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,305 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,305 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,305 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,306 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,306 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,306 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,306 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,307 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,307 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,307 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,307 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:35,307 INFO  L134       CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:35,308 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:35,308 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4
[2021-03-24 17:39:35,308 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372228241]
[2021-03-24 17:39:35,308 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 5 states
[2021-03-24 17:39:35,308 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:35,308 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-03-24 17:39:35,309 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2021-03-24 17:39:35,309 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:35,309 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 22 transitions, 214 flow. Second operand  has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:35,309 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:35,309 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:35,309 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:35,330 INFO  L129       PetriNetUnfolder]: 22/121 cut-off events.
[2021-03-24 17:39:35,330 INFO  L130       PetriNetUnfolder]: For 299/300 co-relation queries the response was YES.
[2021-03-24 17:39:35,335 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 401 conditions, 121 events. 22/121 cut-off events. For 299/300 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 638 event pairs, 0 based on Foata normal form. 3/124 useless extension candidates. Maximal degree in co-relation 306. Up to 27 conditions per place. 
[2021-03-24 17:39:35,336 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 8 selfloop transitions, 21 changer transitions 0/36 dead transitions.
[2021-03-24 17:39:35,336 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 36 transitions, 432 flow
[2021-03-24 17:39:35,336 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-03-24 17:39:35,336 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2021-03-24 17:39:35,336 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 69 transitions.
[2021-03-24 17:39:35,337 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8625
[2021-03-24 17:39:35,337 INFO  L72            ComplementDD]: Start complementDD. Operand 5 states and 69 transitions.
[2021-03-24 17:39:35,337 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 5 states and 69 transitions.
[2021-03-24 17:39:35,337 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:35,337 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 69 transitions.
[2021-03-24 17:39:35,337 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 6 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:35,338 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 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)
[2021-03-24 17:39:35,338 INFO  L81            ComplementDD]: Finished complementDD. Result  has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 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)
[2021-03-24 17:39:35,338 INFO  L185             Difference]: Start difference. First operand has 33 places, 22 transitions, 214 flow. Second operand 5 states and 69 transitions.
[2021-03-24 17:39:35,338 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 36 transitions, 432 flow
[2021-03-24 17:39:35,342 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 36 transitions, 322 flow, removed 43 selfloop flow, removed 4 redundant places.
[2021-03-24 17:39:35,342 INFO  L241             Difference]: Finished difference. Result has 34 places, 36 transitions, 332 flow
[2021-03-24 17:39:35,342 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=158, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=332, PETRI_PLACES=34, PETRI_TRANSITIONS=36}
[2021-03-24 17:39:35,343 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 19 predicate places.
[2021-03-24 17:39:35,343 INFO  L480      AbstractCegarLoop]: Abstraction has has 34 places, 36 transitions, 332 flow
[2021-03-24 17:39:35,343 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:35,343 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:35,343 INFO  L263   CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:35,562 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:35,562 INFO  L428      AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:35,562 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:35,562 INFO  L82        PathProgramCache]: Analyzing trace with hash -10295737, now seen corresponding path program 5 times
[2021-03-24 17:39:35,562 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:35,562 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404715935]
[2021-03-24 17:39:35,562 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:35,568 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:35,579 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,579 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:35,583 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,583 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:35,588 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,588 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:35,593 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,594 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:35,594 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,594 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:35,599 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,599 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:35,604 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,605 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,610 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:39:35,610 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404715935]
[2021-03-24 17:39:35,610 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [830580853]
[2021-03-24 17:39:35,610 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:35,629 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s)
[2021-03-24 17:39:35,630 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:35,630 INFO  L263         TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core
[2021-03-24 17:39:35,631 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:35,631 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,631 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,632 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,632 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,632 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,632 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,633 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,633 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,639 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,640 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,640 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,641 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,642 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,642 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,643 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,644 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,644 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,645 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,645 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,645 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,646 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,646 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,647 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,647 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,654 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,655 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,655 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,656 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,656 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,657 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,657 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,657 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,658 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,658 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,659 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,659 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,659 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,667 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,667 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,668 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,668 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,668 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,668 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,669 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,670 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,670 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,670 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,671 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,672 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,672 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,672 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:35,673 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:35,673 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,674 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,674 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,674 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:35,675 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,675 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,676 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,676 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,677 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:35,677 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,677 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,678 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,678 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,679 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:35,679 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,680 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,680 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,680 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,681 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:35,682 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,682 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,683 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,683 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,683 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:35,684 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,684 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,684 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,685 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,685 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:35,697 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,700 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,700 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,700 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:35,701 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:35,701 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,702 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,703 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:35,703 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:35,703 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,705 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,705 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,706 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:35,706 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,707 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,707 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,707 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,708 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:35,708 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:35,708 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,709 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:35,709 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:35,709 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:35,710 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:37,751 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,752 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,753 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,753 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,754 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,754 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:37,754 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25
[2021-03-24 17:39:37,755 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26
[2021-03-24 17:39:37,755 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,756 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,757 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,757 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,757 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,758 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:37,758 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25
[2021-03-24 17:39:37,759 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26
[2021-03-24 17:39:37,759 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,762 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,762 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,763 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,763 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,763 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:37,764 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:37,764 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,764 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,765 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,765 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,766 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:37,766 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:37,766 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:37,767 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,767 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:39:37,768 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:39:37,776 INFO  L354             Elim1Store]: treesize reduction 8, result has 27.3 percent of original size
[2021-03-24 17:39:37,776 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 10
[2021-03-24 17:39:37,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,777 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,778 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:37,782 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,784 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,786 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,786 INFO  L550         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:37,786 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:20, output treesize:3
[2021-03-24 17:39:37,786 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,788 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,788 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,788 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,788 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,789 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,789 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,789 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,789 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,790 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,790 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,790 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,791 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,791 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,791 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,791 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,791 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,792 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,792 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,792 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,792 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,793 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,793 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,793 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,793 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,794 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,794 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,798 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,798 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,798 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,798 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,799 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,799 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,799 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,800 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:37,800 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:37,800 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 8 refuted. 1 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:39:37,800 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:37,800 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11
[2021-03-24 17:39:37,800 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778617857]
[2021-03-24 17:39:37,801 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 13 states
[2021-03-24 17:39:37,801 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:37,801 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2021-03-24 17:39:37,801 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=120, Unknown=1, NotChecked=0, Total=156
[2021-03-24 17:39:37,801 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:37,802 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 34 places, 36 transitions, 332 flow. Second operand  has 13 states, 13 states have (on average 11.153846153846153) internal successors, (145), 13 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:37,802 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:37,802 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:37,802 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:37,942 INFO  L129       PetriNetUnfolder]: 29/150 cut-off events.
[2021-03-24 17:39:37,942 INFO  L130       PetriNetUnfolder]: For 359/360 co-relation queries the response was YES.
[2021-03-24 17:39:37,942 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 474 conditions, 150 events. 29/150 cut-off events. For 359/360 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 870 event pairs, 0 based on Foata normal form. 7/157 useless extension candidates. Maximal degree in co-relation 391. Up to 34 conditions per place. 
[2021-03-24 17:39:37,943 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 6 selfloop transitions, 34 changer transitions 0/46 dead transitions.
[2021-03-24 17:39:37,943 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 46 transitions, 500 flow
[2021-03-24 17:39:37,943 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-03-24 17:39:37,943 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-03-24 17:39:37,944 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 112 transitions.
[2021-03-24 17:39:37,944 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7777777777777778
[2021-03-24 17:39:37,944 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 112 transitions.
[2021-03-24 17:39:37,944 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 112 transitions.
[2021-03-24 17:39:37,944 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:37,944 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 112 transitions.
[2021-03-24 17:39:37,944 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 12.444444444444445) internal successors, (112), 9 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:37,945 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 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)
[2021-03-24 17:39:37,945 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 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)
[2021-03-24 17:39:37,945 INFO  L185             Difference]: Start difference. First operand has 34 places, 36 transitions, 332 flow. Second operand 9 states and 112 transitions.
[2021-03-24 17:39:37,945 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 46 transitions, 500 flow
[2021-03-24 17:39:37,946 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 42 places, 46 transitions, 484 flow, removed 8 selfloop flow, removed 0 redundant places.
[2021-03-24 17:39:37,947 INFO  L241             Difference]: Finished difference. Result has 48 places, 43 transitions, 531 flow
[2021-03-24 17:39:37,947 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=322, PETRI_DIFFERENCE_MINUEND_PLACES=34, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=531, PETRI_PLACES=48, PETRI_TRANSITIONS=43}
[2021-03-24 17:39:37,948 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 33 predicate places.
[2021-03-24 17:39:37,948 INFO  L480      AbstractCegarLoop]: Abstraction has has 48 places, 43 transitions, 531 flow
[2021-03-24 17:39:37,948 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 11.153846153846153) internal successors, (145), 13 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:37,948 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:37,948 INFO  L263   CegarLoopForPetriNet]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:38,162 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6
[2021-03-24 17:39:38,162 INFO  L428      AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:38,162 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:38,163 INFO  L82        PathProgramCache]: Analyzing trace with hash -1870273653, now seen corresponding path program 6 times
[2021-03-24 17:39:38,163 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:38,163 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268661588]
[2021-03-24 17:39:38,163 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:38,167 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:38,186 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,186 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,190 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,190 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,194 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,195 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,203 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,203 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,210 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,210 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,216 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,216 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:38,222 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,222 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,228 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:38,229 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268661588]
[2021-03-24 17:39:38,229 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442537915]
[2021-03-24 17:39:38,229 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:39:38,246 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s)
[2021-03-24 17:39:38,246 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:38,247 INFO  L263         TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 15 conjunts are in the unsatisfiable core
[2021-03-24 17:39:38,247 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:38,248 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,248 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,248 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,248 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,249 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,249 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,249 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,249 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,251 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,252 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,252 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,252 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,252 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,253 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,253 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,254 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,254 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,254 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,255 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,255 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,255 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,255 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,256 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,256 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,256 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,257 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,257 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,257 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,258 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,258 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,258 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,259 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,259 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,259 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:38,259 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:38,260 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,260 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,260 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,261 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:38,261 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:38,261 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,262 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,262 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,262 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:38,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:38,263 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,264 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,264 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,264 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:38,264 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:38,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,265 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,266 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:38,266 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:38,271 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,272 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,272 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,272 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,272 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,272 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,273 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,273 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,273 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,274 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,274 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,274 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,274 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,275 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,275 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,275 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,275 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,275 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,276 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,276 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,276 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,276 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,276 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,277 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,277 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,277 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,277 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,277 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,278 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,278 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:38,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,279 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:38,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,279 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:38,280 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,280 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:38,280 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,280 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:38,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,281 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,281 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:38,282 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:38,282 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,282 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,282 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,283 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:38,283 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:38,283 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,284 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,284 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,284 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:38,284 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:38,286 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:38,287 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,287 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,287 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,288 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,288 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:38,289 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,289 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,289 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,289 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:38,289 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:38,289 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,290 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,290 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,290 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,290 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,291 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,291 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,291 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,291 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,291 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,292 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,292 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,292 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,292 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,292 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,293 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,293 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,293 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,293 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,293 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,293 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:38,294 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:38,294 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7
[2021-03-24 17:39:38,294 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085422580]
[2021-03-24 17:39:38,294 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-03-24 17:39:38,294 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:38,294 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-03-24 17:39:38,294 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2021-03-24 17:39:38,294 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:38,295 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 43 transitions, 531 flow. Second operand  has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:38,295 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:38,295 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:38,295 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:38,374 INFO  L129       PetriNetUnfolder]: 30/155 cut-off events.
[2021-03-24 17:39:38,375 INFO  L130       PetriNetUnfolder]: For 396/397 co-relation queries the response was YES.
[2021-03-24 17:39:38,375 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 561 conditions, 155 events. 30/155 cut-off events. For 396/397 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 901 event pairs, 0 based on Foata normal form. 2/157 useless extension candidates. Maximal degree in co-relation 462. Up to 35 conditions per place. 
[2021-03-24 17:39:38,376 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 7 selfloop transitions, 35 changer transitions 0/48 dead transitions.
[2021-03-24 17:39:38,376 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 48 transitions, 651 flow
[2021-03-24 17:39:38,376 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-03-24 17:39:38,376 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-03-24 17:39:38,376 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 108 transitions.
[2021-03-24 17:39:38,376 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.75
[2021-03-24 17:39:38,377 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 108 transitions.
[2021-03-24 17:39:38,377 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 108 transitions.
[2021-03-24 17:39:38,377 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:38,377 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 108 transitions.
[2021-03-24 17:39:38,377 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 12.0) internal successors, (108), 9 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:38,377 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 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)
[2021-03-24 17:39:38,378 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 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)
[2021-03-24 17:39:38,378 INFO  L185             Difference]: Start difference. First operand has 48 places, 43 transitions, 531 flow. Second operand 9 states and 108 transitions.
[2021-03-24 17:39:38,378 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 48 transitions, 651 flow
[2021-03-24 17:39:38,380 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 48 transitions, 571 flow, removed 11 selfloop flow, removed 6 redundant places.
[2021-03-24 17:39:38,381 INFO  L241             Difference]: Finished difference. Result has 51 places, 44 transitions, 540 flow
[2021-03-24 17:39:38,381 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=453, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=34, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=540, PETRI_PLACES=51, PETRI_TRANSITIONS=44}
[2021-03-24 17:39:38,381 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 36 predicate places.
[2021-03-24 17:39:38,381 INFO  L480      AbstractCegarLoop]: Abstraction has has 51 places, 44 transitions, 540 flow
[2021-03-24 17:39:38,381 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:38,381 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:38,381 INFO  L263   CegarLoopForPetriNet]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:38,596 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:38,596 INFO  L428      AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:38,597 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:38,597 INFO  L82        PathProgramCache]: Analyzing trace with hash 422629296, now seen corresponding path program 7 times
[2021-03-24 17:39:38,597 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:38,597 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144830859]
[2021-03-24 17:39:38,597 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:38,602 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:38,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,609 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,611 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,611 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,614 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,614 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,617 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,617 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,621 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,621 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,622 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,622 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,622 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,622 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,623 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,623 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,623 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:39:38,623 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144830859]
[2021-03-24 17:39:38,623 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278598195]
[2021-03-24 17:39:38,623 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:38,651 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:38,652 INFO  L263         TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-03-24 17:39:38,652 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:38,653 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,653 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,653 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,653 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,654 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,654 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,654 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,654 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,654 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,655 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,655 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,656 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,656 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,656 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,657 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,657 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,657 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,658 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,658 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,658 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,658 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,659 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,659 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,659 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,660 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,660 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,660 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,661 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,661 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,661 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,661 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,662 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,662 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,662 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,662 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,663 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,663 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,663 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,664 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,664 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,664 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,664 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,665 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,665 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,665 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,665 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,666 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,666 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,666 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,666 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,667 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,667 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,668 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,668 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,668 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,668 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,668 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,669 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,669 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,670 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,670 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,670 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,670 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,671 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,671 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,672 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,672 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,672 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,673 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,673 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,673 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,673 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,674 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,674 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,674 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,675 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,675 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,675 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,675 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,677 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,678 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,678 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,678 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,679 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,679 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,679 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,691 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,692 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,692 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,692 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,692 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,693 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,693 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,693 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,693 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,693 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,694 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,694 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,694 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,694 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,694 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,695 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,695 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,695 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,696 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,696 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,696 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,696 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,697 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:38,697 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,697 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:38,697 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:38,698 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,698 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,698 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,699 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:38,699 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:39:38,699 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,699 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,700 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,700 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,700 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,700 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,700 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,700 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,701 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,701 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,701 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,701 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,701 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,702 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,702 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:38,703 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:38,703 INFO  L134       CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:39:38,703 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:38,703 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5
[2021-03-24 17:39:38,703 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540052480]
[2021-03-24 17:39:38,703 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-03-24 17:39:38,703 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:38,703 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-03-24 17:39:38,703 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2021-03-24 17:39:38,704 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:38,704 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 44 transitions, 540 flow. Second operand  has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 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)
[2021-03-24 17:39:38,704 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:38,704 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:38,704 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:38,741 INFO  L129       PetriNetUnfolder]: 57/290 cut-off events.
[2021-03-24 17:39:38,741 INFO  L130       PetriNetUnfolder]: For 877/878 co-relation queries the response was YES.
[2021-03-24 17:39:38,742 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 1017 conditions, 290 events. 57/290 cut-off events. For 877/878 co-relation queries the response was YES. Maximal size of possible extension queue 47. Compared 2025 event pairs, 0 based on Foata normal form. 3/293 useless extension candidates. Maximal degree in co-relation 818. Up to 88 conditions per place. 
[2021-03-24 17:39:38,743 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 16 selfloop transitions, 52 changer transitions 0/75 dead transitions.
[2021-03-24 17:39:38,743 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 75 transitions, 1077 flow
[2021-03-24 17:39:38,744 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-03-24 17:39:38,744 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2021-03-24 17:39:38,744 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 83 transitions.
[2021-03-24 17:39:38,744 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8645833333333334
[2021-03-24 17:39:38,745 INFO  L72            ComplementDD]: Start complementDD. Operand 6 states and 83 transitions.
[2021-03-24 17:39:38,745 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 6 states and 83 transitions.
[2021-03-24 17:39:38,745 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:38,745 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 83 transitions.
[2021-03-24 17:39:38,745 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 7 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:38,746 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:38,747 INFO  L81            ComplementDD]: Finished complementDD. Result  has 7 states, 7 states have (on average 16.0) internal successors, (112), 7 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:38,747 INFO  L185             Difference]: Start difference. First operand has 51 places, 44 transitions, 540 flow. Second operand 6 states and 83 transitions.
[2021-03-24 17:39:38,747 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 75 transitions, 1077 flow
[2021-03-24 17:39:38,751 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 75 transitions, 947 flow, removed 12 selfloop flow, removed 7 redundant places.
[2021-03-24 17:39:38,753 INFO  L241             Difference]: Finished difference. Result has 50 places, 75 transitions, 965 flow
[2021-03-24 17:39:38,753 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=467, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=30, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=965, PETRI_PLACES=50, PETRI_TRANSITIONS=75}
[2021-03-24 17:39:38,753 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 35 predicate places.
[2021-03-24 17:39:38,754 INFO  L480      AbstractCegarLoop]: Abstraction has has 50 places, 75 transitions, 965 flow
[2021-03-24 17:39:38,754 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 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)
[2021-03-24 17:39:38,754 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:38,754 INFO  L263   CegarLoopForPetriNet]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:38,968 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:38,968 INFO  L428      AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:38,969 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:38,969 INFO  L82        PathProgramCache]: Analyzing trace with hash -868884043, now seen corresponding path program 8 times
[2021-03-24 17:39:38,969 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:38,969 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409203084]
[2021-03-24 17:39:38,969 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:38,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:39,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,004 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,004 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,009 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,009 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,014 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,023 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,024 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,030 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,030 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,036 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,036 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,044 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,045 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,052 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,052 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,061 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:39,061 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409203084]
[2021-03-24 17:39:39,061 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1252168263]
[2021-03-24 17:39:39,061 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 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
[2021-03-24 17:39:39,079 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-03-24 17:39:39,079 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:39,080 INFO  L263         TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 19 conjunts are in the unsatisfiable core
[2021-03-24 17:39:39,080 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:39,081 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,081 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,081 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,082 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,082 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,082 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,083 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,083 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,085 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,085 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,085 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,086 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,086 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,086 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,087 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,087 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,087 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,088 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,088 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,088 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,089 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,090 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,091 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,092 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,093 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,093 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,093 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,094 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,094 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,094 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,094 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,095 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,095 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,095 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,096 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,096 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,096 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,096 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,097 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,097 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,097 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,098 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,098 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,098 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:39,098 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:39,099 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,099 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,099 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,099 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:39,100 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:39,100 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,100 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,101 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,101 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:39,101 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:39,102 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,102 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,102 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,103 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:39,103 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:39,103 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,103 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,104 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,104 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:39,104 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:39,111 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,111 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,111 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,112 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,112 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,112 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,112 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,112 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,113 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,113 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,113 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,114 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,114 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,114 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,114 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,114 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,115 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,115 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,116 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,116 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,116 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,116 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,116 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,117 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:39,117 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,117 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,117 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,118 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,118 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,118 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,118 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,118 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,119 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,119 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,119 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,119 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,119 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,120 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,120 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,120 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,120 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,120 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,121 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,121 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,121 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,121 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,121 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,122 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:39,122 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,122 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,122 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,123 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:39,123 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:39,123 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,123 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,124 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,124 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:39,124 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:39,124 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,125 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,126 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,126 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:39,127 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:39,129 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:39,129 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,129 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,130 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,130 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,130 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:39,131 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,131 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,131 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,132 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:39,132 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:39,132 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,132 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,132 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,132 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,133 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,133 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,133 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,133 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,133 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,134 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,134 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,135 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,135 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,135 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,135 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,135 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,135 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,136 INFO  L134       CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:39,136 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:39,136 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9
[2021-03-24 17:39:39,136 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942167518]
[2021-03-24 17:39:39,136 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 11 states
[2021-03-24 17:39:39,136 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:39,136 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2021-03-24 17:39:39,136 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110
[2021-03-24 17:39:39,137 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:39,137 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 75 transitions, 965 flow. Second operand  has 11 states, 11 states have (on average 10.909090909090908) internal successors, (120), 11 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)
[2021-03-24 17:39:39,137 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:39,137 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:39,137 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:39,312 INFO  L129       PetriNetUnfolder]: 73/356 cut-off events.
[2021-03-24 17:39:39,313 INFO  L130       PetriNetUnfolder]: For 1416/1417 co-relation queries the response was YES.
[2021-03-24 17:39:39,313 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 1278 conditions, 356 events. 73/356 cut-off events. For 1416/1417 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 2622 event pairs, 0 based on Foata normal form. 10/366 useless extension candidates. Maximal degree in co-relation 1111. Up to 120 conditions per place. 
[2021-03-24 17:39:39,315 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 8 selfloop transitions, 82 changer transitions 0/96 dead transitions.
[2021-03-24 17:39:39,315 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 60 places, 96 transitions, 1392 flow
[2021-03-24 17:39:39,315 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-03-24 17:39:39,315 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 11 states.
[2021-03-24 17:39:39,316 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 140 transitions.
[2021-03-24 17:39:39,316 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7954545454545454
[2021-03-24 17:39:39,316 INFO  L72            ComplementDD]: Start complementDD. Operand 11 states and 140 transitions.
[2021-03-24 17:39:39,316 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 11 states and 140 transitions.
[2021-03-24 17:39:39,316 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:39,316 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 140 transitions.
[2021-03-24 17:39:39,316 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 12 states, 11 states have (on average 12.727272727272727) internal successors, (140), 11 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)
[2021-03-24 17:39:39,317 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 12 states, 12 states have (on average 16.0) internal successors, (192), 12 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)
[2021-03-24 17:39:39,317 INFO  L81            ComplementDD]: Finished complementDD. Result  has 12 states, 12 states have (on average 16.0) internal successors, (192), 12 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)
[2021-03-24 17:39:39,317 INFO  L185             Difference]: Start difference. First operand has 50 places, 75 transitions, 965 flow. Second operand 11 states and 140 transitions.
[2021-03-24 17:39:39,317 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 60 places, 96 transitions, 1392 flow
[2021-03-24 17:39:39,321 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 60 places, 96 transitions, 1358 flow, removed 17 selfloop flow, removed 0 redundant places.
[2021-03-24 17:39:39,323 INFO  L241             Difference]: Finished difference. Result has 69 places, 91 transitions, 1484 flow
[2021-03-24 17:39:39,323 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=931, PETRI_DIFFERENCE_MINUEND_PLACES=50, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=75, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=67, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1484, PETRI_PLACES=69, PETRI_TRANSITIONS=91}
[2021-03-24 17:39:39,323 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 54 predicate places.
[2021-03-24 17:39:39,323 INFO  L480      AbstractCegarLoop]: Abstraction has has 69 places, 91 transitions, 1484 flow
[2021-03-24 17:39:39,323 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 11 states, 11 states have (on average 10.909090909090908) internal successors, (120), 11 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)
[2021-03-24 17:39:39,323 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:39,323 INFO  L263   CegarLoopForPetriNet]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:39,538 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2021-03-24 17:39:39,538 INFO  L428      AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:39,538 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:39,538 INFO  L82        PathProgramCache]: Analyzing trace with hash 1351165206, now seen corresponding path program 9 times
[2021-03-24 17:39:39,538 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:39,538 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646151520]
[2021-03-24 17:39:39,538 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:39,544 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:39,551 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,552 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,554 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,554 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,557 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,557 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,560 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,560 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,564 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,565 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,569 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,570 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,570 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,570 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,570 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,570 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,571 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,571 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,571 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,587 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,588 INFO  L134       CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:39,588 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646151520]
[2021-03-24 17:39:39,588 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358695224]
[2021-03-24 17:39:39,588 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-03-24 17:39:39,623 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s)
[2021-03-24 17:39:39,623 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:39,623 INFO  L263         TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 10 conjunts are in the unsatisfiable core
[2021-03-24 17:39:39,624 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:39,624 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,625 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,625 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,626 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,626 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:39,636 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,636 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,636 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,636 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,637 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,637 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,638 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,639 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,639 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,639 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,639 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,640 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,641 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,642 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,642 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,643 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,644 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,644 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,644 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,645 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,645 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,645 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,646 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,646 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,646 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,647 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,648 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,648 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,648 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,648 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,649 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,649 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,649 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,650 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,650 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,650 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,650 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,651 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,651 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,651 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,652 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,652 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,652 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,653 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,653 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,653 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,654 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,654 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,654 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,654 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,655 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,656 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,656 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,656 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,656 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,657 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,657 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,657 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,658 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,658 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,658 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,658 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,658 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,659 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,659 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,659 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,660 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,660 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,660 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,660 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,661 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,661 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,661 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,662 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,663 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,663 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,663 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,664 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,668 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,669 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,669 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,670 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,670 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,670 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,671 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,672 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,672 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,673 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,673 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,673 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,673 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,674 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,674 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,674 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,675 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,675 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,675 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,675 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,676 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,676 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,676 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,677 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,677 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,678 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,678 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,679 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,679 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,679 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,680 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:39,681 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,681 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:39,681 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:39,681 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,682 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,683 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,683 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:39,683 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:39:39,683 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,684 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,684 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,684 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,684 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,685 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,685 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,685 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,685 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,685 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,686 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,686 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,686 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,686 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,686 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,687 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,687 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,687 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,687 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,687 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,688 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,688 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,688 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,688 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,689 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,689 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,689 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,689 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,689 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,690 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:39,690 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:39,690 INFO  L134       CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:39,690 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:39,690 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6
[2021-03-24 17:39:39,691 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176927247]
[2021-03-24 17:39:39,692 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-03-24 17:39:39,692 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:39,692 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-03-24 17:39:39,692 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42
[2021-03-24 17:39:39,692 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:39,693 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 91 transitions, 1484 flow. Second operand  has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:39,693 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:39,693 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:39,693 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:39,759 INFO  L129       PetriNetUnfolder]: 132/635 cut-off events.
[2021-03-24 17:39:39,760 INFO  L130       PetriNetUnfolder]: For 2933/2933 co-relation queries the response was YES.
[2021-03-24 17:39:39,762 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 2629 conditions, 635 events. 132/635 cut-off events. For 2933/2933 co-relation queries the response was YES. Maximal size of possible extension queue 97. Compared 5432 event pairs, 0 based on Foata normal form. 2/637 useless extension candidates. Maximal degree in co-relation 2235. Up to 210 conditions per place. 
[2021-03-24 17:39:39,764 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 32 selfloop transitions, 116 changer transitions 0/155 dead transitions.
[2021-03-24 17:39:39,764 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 75 places, 155 transitions, 2824 flow
[2021-03-24 17:39:39,764 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-03-24 17:39:39,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2021-03-24 17:39:39,765 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 97 transitions.
[2021-03-24 17:39:39,765 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8660714285714286
[2021-03-24 17:39:39,765 INFO  L72            ComplementDD]: Start complementDD. Operand 7 states and 97 transitions.
[2021-03-24 17:39:39,765 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 7 states and 97 transitions.
[2021-03-24 17:39:39,765 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:39,765 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 97 transitions.
[2021-03-24 17:39:39,765 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 8 states, 7 states have (on average 13.857142857142858) internal successors, (97), 7 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:39,766 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:39,766 INFO  L81            ComplementDD]: Finished complementDD. Result  has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:39,766 INFO  L185             Difference]: Start difference. First operand has 69 places, 91 transitions, 1484 flow. Second operand 7 states and 97 transitions.
[2021-03-24 17:39:39,766 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 75 places, 155 transitions, 2824 flow
[2021-03-24 17:39:39,779 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 66 places, 155 transitions, 2522 flow, removed 69 selfloop flow, removed 9 redundant places.
[2021-03-24 17:39:39,782 INFO  L241             Difference]: Finished difference. Result has 67 places, 155 transitions, 2556 flow
[2021-03-24 17:39:39,782 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=1276, PETRI_DIFFERENCE_MINUEND_PLACES=60, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=69, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=2556, PETRI_PLACES=67, PETRI_TRANSITIONS=155}
[2021-03-24 17:39:39,782 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 52 predicate places.
[2021-03-24 17:39:39,782 INFO  L480      AbstractCegarLoop]: Abstraction has has 67 places, 155 transitions, 2556 flow
[2021-03-24 17:39:39,782 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 7 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:39,783 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:39,783 INFO  L263   CegarLoopForPetriNet]: trace histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:39,997 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:39,997 INFO  L428      AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:39,997 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:39,998 INFO  L82        PathProgramCache]: Analyzing trace with hash -798532069, now seen corresponding path program 10 times
[2021-03-24 17:39:39,998 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:39,998 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482718746]
[2021-03-24 17:39:39,998 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:40,004 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:40,024 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,025 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,029 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,029 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,034 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,034 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,039 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,039 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,047 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,047 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,056 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,057 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,062 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,063 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,069 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,070 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,077 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,077 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,085 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,085 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:40,094 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,094 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,104 INFO  L134       CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:40,104 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482718746]
[2021-03-24 17:39:40,104 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1746545924]
[2021-03-24 17:39:40,104 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-03-24 17:39:40,127 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2021-03-24 17:39:40,128 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:40,128 INFO  L263         TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 23 conjunts are in the unsatisfiable core
[2021-03-24 17:39:40,130 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:40,130 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,130 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,131 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,131 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,131 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,131 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,131 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,132 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,133 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,134 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,135 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,135 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,135 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,136 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:40,136 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,137 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,137 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,137 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,137 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,137 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,138 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,139 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,140 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,140 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,140 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,140 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,141 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,141 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,141 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,142 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,142 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,142 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,142 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,142 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,143 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,143 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,143 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,144 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,144 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,145 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,145 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,145 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,145 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,146 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,146 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,146 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,147 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,147 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:40,147 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:40,147 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,148 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,148 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,148 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:40,148 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:40,149 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,149 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,150 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,150 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:40,150 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:40,151 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,151 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,151 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,152 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:40,152 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:40,152 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,152 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,153 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,153 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:40,153 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:40,160 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,161 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,161 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,161 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,161 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,161 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,162 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,162 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,162 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,163 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,163 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,163 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,163 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,163 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,164 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,164 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,164 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,164 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,165 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,165 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,165 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,165 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,165 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,166 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,166 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,166 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,166 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,167 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,167 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,167 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,167 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,167 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:40,168 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,168 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:40,168 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:40,169 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:40,169 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:40,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,170 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,170 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:40,171 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:40,171 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,171 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,171 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,171 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:40,172 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:40,172 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,172 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,173 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,173 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:40,174 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:40,176 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:40,176 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,177 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,177 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,177 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,177 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:40,178 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,179 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,179 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,179 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:40,179 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:40,179 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,179 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,179 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,180 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,180 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,180 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,180 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,180 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,181 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,181 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,181 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,181 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,181 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,182 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,182 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,182 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,182 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,182 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,183 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,183 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,183 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,183 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,183 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,183 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,184 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,184 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,184 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,184 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,184 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,185 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,185 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,185 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,185 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,185 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,186 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,186 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,186 INFO  L134       CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:40,187 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:40,187 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 11
[2021-03-24 17:39:40,187 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776833850]
[2021-03-24 17:39:40,187 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 13 states
[2021-03-24 17:39:40,187 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:40,187 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2021-03-24 17:39:40,187 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156
[2021-03-24 17:39:40,187 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:40,188 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 67 places, 155 transitions, 2556 flow. Second operand  has 13 states, 13 states have (on average 10.923076923076923) internal successors, (142), 13 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)
[2021-03-24 17:39:40,188 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:40,188 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:40,188 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:40,409 INFO  L129       PetriNetUnfolder]: 164/775 cut-off events.
[2021-03-24 17:39:40,410 INFO  L130       PetriNetUnfolder]: For 3741/3742 co-relation queries the response was YES.
[2021-03-24 17:39:40,412 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 3207 conditions, 775 events. 164/775 cut-off events. For 3741/3742 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 6895 event pairs, 0 based on Foata normal form. 12/787 useless extension candidates. Maximal degree in co-relation 2885. Up to 274 conditions per place. 
[2021-03-24 17:39:40,414 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 9 selfloop transitions, 178 changer transitions 0/193 dead transitions.
[2021-03-24 17:39:40,415 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 193 transitions, 3506 flow
[2021-03-24 17:39:40,415 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-03-24 17:39:40,415 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-03-24 17:39:40,415 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 166 transitions.
[2021-03-24 17:39:40,416 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7980769230769231
[2021-03-24 17:39:40,416 INFO  L72            ComplementDD]: Start complementDD. Operand 13 states and 166 transitions.
[2021-03-24 17:39:40,416 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 13 states and 166 transitions.
[2021-03-24 17:39:40,416 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:40,416 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 166 transitions.
[2021-03-24 17:39:40,416 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 14 states, 13 states have (on average 12.76923076923077) internal successors, (166), 13 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,417 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 14 states, 14 states have (on average 16.0) internal successors, (224), 14 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,417 INFO  L81            ComplementDD]: Finished complementDD. Result  has 14 states, 14 states have (on average 16.0) internal successors, (224), 14 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,417 INFO  L185             Difference]: Start difference. First operand has 67 places, 155 transitions, 2556 flow. Second operand 13 states and 166 transitions.
[2021-03-24 17:39:40,417 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 193 transitions, 3506 flow
[2021-03-24 17:39:40,430 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 193 transitions, 3354 flow, removed 76 selfloop flow, removed 0 redundant places.
[2021-03-24 17:39:40,434 INFO  L241             Difference]: Finished difference. Result has 90 places, 187 transitions, 3654 flow
[2021-03-24 17:39:40,435 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=2404, PETRI_DIFFERENCE_MINUEND_PLACES=67, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=147, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=3654, PETRI_PLACES=90, PETRI_TRANSITIONS=187}
[2021-03-24 17:39:40,435 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 75 predicate places.
[2021-03-24 17:39:40,435 INFO  L480      AbstractCegarLoop]: Abstraction has has 90 places, 187 transitions, 3654 flow
[2021-03-24 17:39:40,435 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 10.923076923076923) internal successors, (142), 13 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)
[2021-03-24 17:39:40,435 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:40,435 INFO  L263   CegarLoopForPetriNet]: trace histogram [6, 5, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:40,649 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:40,650 INFO  L428      AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:40,650 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:40,650 INFO  L82        PathProgramCache]: Analyzing trace with hash 1045546560, now seen corresponding path program 11 times
[2021-03-24 17:39:40,650 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:40,650 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19551745]
[2021-03-24 17:39:40,650 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:40,661 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:40,668 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,669 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,671 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,673 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,674 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,677 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,677 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,681 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,681 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,685 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,686 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,691 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,691 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,691 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,691 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,692 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,692 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,692 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,692 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,692 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,693 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,693 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,693 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,693 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:40,693 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19551745]
[2021-03-24 17:39:40,693 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147008955]
[2021-03-24 17:39:40,693 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:39:40,714 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s)
[2021-03-24 17:39:40,715 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:40,715 INFO  L263         TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 12 conjunts are in the unsatisfiable core
[2021-03-24 17:39:40,716 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:40,716 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,716 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,716 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,717 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,717 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,717 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,717 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,717 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,718 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,718 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,718 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,718 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,718 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,719 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,719 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,719 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,720 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,720 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,720 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,720 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,721 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,721 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,721 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,722 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,722 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,722 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,723 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,723 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,724 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,724 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,724 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,724 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,725 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,725 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,725 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,725 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,726 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,726 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,726 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,726 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,740 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,741 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,741 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,741 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,742 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,742 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,742 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,742 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,743 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,743 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,743 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,744 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,744 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,745 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,745 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,745 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,746 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,746 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,748 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,748 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,748 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,749 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,749 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,749 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,749 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,750 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,750 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,750 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,750 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,751 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,751 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,751 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,752 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,752 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,752 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,752 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,753 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,753 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,753 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,753 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,754 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,754 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,754 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,755 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,755 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,755 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,755 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,756 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,756 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,756 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,756 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,756 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,757 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,757 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,757 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,757 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,758 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,758 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,758 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,758 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,759 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,759 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,759 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,759 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,760 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,760 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,760 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,760 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,761 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,762 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,762 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,762 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,762 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,763 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,763 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,763 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,763 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,764 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,764 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,765 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,765 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,765 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,765 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,765 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,766 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,766 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,766 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,766 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,767 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,767 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,767 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,767 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,768 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,769 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,769 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,769 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,769 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,770 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,770 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,770 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,770 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,771 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,771 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,771 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,771 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,772 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,772 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,772 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,773 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,773 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,773 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,773 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,773 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,774 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,774 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,774 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,774 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:40,775 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,775 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:40,775 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:40,775 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,776 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,776 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:40,776 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:39:40,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,777 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,777 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,778 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,778 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,778 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,778 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,778 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,778 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,779 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,779 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,779 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,779 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,779 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,780 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,780 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,780 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,780 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,780 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,781 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,781 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,781 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,781 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,781 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,781 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,782 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,782 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,782 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:40,782 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:40,782 INFO  L134       CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:40,783 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:40,783 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7
[2021-03-24 17:39:40,783 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280725998]
[2021-03-24 17:39:40,783 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-03-24 17:39:40,783 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:40,783 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-03-24 17:39:40,783 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56
[2021-03-24 17:39:40,783 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:40,784 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 90 places, 187 transitions, 3654 flow. Second operand  has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,784 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:40,784 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:40,784 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:40,921 INFO  L129       PetriNetUnfolder]: 287/1341 cut-off events.
[2021-03-24 17:39:40,921 INFO  L130       PetriNetUnfolder]: For 7415/7415 co-relation queries the response was YES.
[2021-03-24 17:39:40,926 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 6205 conditions, 1341 events. 287/1341 cut-off events. For 7415/7415 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 13383 event pairs, 0 based on Foata normal form. 2/1343 useless extension candidates. Maximal degree in co-relation 5594. Up to 434 conditions per place. 
[2021-03-24 17:39:40,931 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 64 selfloop transitions, 245 changer transitions 0/316 dead transitions.
[2021-03-24 17:39:40,931 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 97 places, 316 transitions, 6823 flow
[2021-03-24 17:39:40,931 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-03-24 17:39:40,932 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 8 states.
[2021-03-24 17:39:40,932 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 111 transitions.
[2021-03-24 17:39:40,932 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8671875
[2021-03-24 17:39:40,932 INFO  L72            ComplementDD]: Start complementDD. Operand 8 states and 111 transitions.
[2021-03-24 17:39:40,932 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 8 states and 111 transitions.
[2021-03-24 17:39:40,932 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:40,932 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 111 transitions.
[2021-03-24 17:39:40,932 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 9 states, 8 states have (on average 13.875) internal successors, (111), 8 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,933 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 9 states, 9 states have (on average 16.0) internal successors, (144), 9 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,933 INFO  L81            ComplementDD]: Finished complementDD. Result  has 9 states, 9 states have (on average 16.0) internal successors, (144), 9 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,933 INFO  L185             Difference]: Start difference. First operand has 90 places, 187 transitions, 3654 flow. Second operand 8 states and 111 transitions.
[2021-03-24 17:39:40,933 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 97 places, 316 transitions, 6823 flow
[2021-03-24 17:39:40,968 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 316 transitions, 6251 flow, removed 103 selfloop flow, removed 10 redundant places.
[2021-03-24 17:39:40,973 INFO  L241             Difference]: Finished difference. Result has 88 places, 316 transitions, 6317 flow
[2021-03-24 17:39:40,973 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=3224, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=187, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=149, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=6317, PETRI_PLACES=88, PETRI_TRANSITIONS=316}
[2021-03-24 17:39:40,973 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 73 predicate places.
[2021-03-24 17:39:40,973 INFO  L480      AbstractCegarLoop]: Abstraction has has 88 places, 316 transitions, 6317 flow
[2021-03-24 17:39:40,974 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:40,974 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:40,974 INFO  L263   CegarLoopForPetriNet]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:41,188 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2021-03-24 17:39:41,188 INFO  L428      AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:41,188 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:41,189 INFO  L82        PathProgramCache]: Analyzing trace with hash 1674730153, now seen corresponding path program 12 times
[2021-03-24 17:39:41,189 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:41,189 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086637568]
[2021-03-24 17:39:41,189 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:41,208 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:41,228 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,228 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,232 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,232 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,239 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,239 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,245 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,245 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,251 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,257 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,258 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,265 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,265 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,272 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,272 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,280 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,288 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,288 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,297 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,297 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:41,308 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,308 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,318 INFO  L134       CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:39:41,318 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086637568]
[2021-03-24 17:39:41,318 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1053462625]
[2021-03-24 17:39:41,318 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:39:41,339 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s)
[2021-03-24 17:39:41,339 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:41,340 INFO  L263         TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 27 conjunts are in the unsatisfiable core
[2021-03-24 17:39:41,340 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:41,341 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,341 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,341 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,342 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,342 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,342 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,342 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,342 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,344 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,344 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,345 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,345 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,345 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,345 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,346 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,346 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,346 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,347 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,347 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,347 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,348 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,348 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,348 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,348 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,349 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,351 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,351 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,351 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,353 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,353 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,353 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,354 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,354 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,354 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,354 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,354 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,355 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,356 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,356 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,357 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,357 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,357 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,357 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,358 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,358 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,358 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,358 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,358 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,359 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,359 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,359 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,359 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,360 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,360 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,360 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,361 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,361 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,361 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,361 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,361 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,362 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,362 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,362 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,363 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:41,363 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:41,363 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,363 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,364 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,364 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:41,364 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:41,366 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,367 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,367 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,367 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:41,367 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:41,368 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,368 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,368 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,369 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:41,369 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:41,369 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,369 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,369 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,370 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:41,370 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:41,378 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,379 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,379 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,379 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,379 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,379 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,380 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,380 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,380 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,380 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,381 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,381 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,381 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,381 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,381 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,381 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,382 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,382 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,382 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,383 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,383 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,383 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,383 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,383 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:41,384 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,384 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:41,384 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,384 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:41,384 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,385 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:41,385 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,385 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:41,385 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,385 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,386 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,386 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:41,386 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:41,386 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,387 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,387 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,387 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:41,387 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:41,388 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,388 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:41,388 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,388 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:41,389 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:41,391 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:41,391 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,391 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,392 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,392 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,392 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:41,393 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,393 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,393 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,393 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:41,393 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:41,394 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,394 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,394 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,394 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,394 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,395 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,396 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,396 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,396 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,397 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,397 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,397 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,397 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,397 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,398 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,398 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,398 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,398 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,398 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,398 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,399 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,399 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,399 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,399 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,399 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,400 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,400 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,400 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,400 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,400 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,401 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,401 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,401 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,401 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,401 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:41,401 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:41,402 INFO  L134       CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:39:41,402 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:41,402 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 12
[2021-03-24 17:39:41,402 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340902212]
[2021-03-24 17:39:41,402 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 14 states
[2021-03-24 17:39:41,402 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:41,403 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-03-24 17:39:41,403 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182
[2021-03-24 17:39:41,403 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:41,403 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 316 transitions, 6317 flow. Second operand  has 14 states, 14 states have (on average 11.0) internal successors, (154), 14 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:41,403 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:41,403 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:41,403 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:41,767 INFO  L129       PetriNetUnfolder]: 350/1618 cut-off events.
[2021-03-24 17:39:41,768 INFO  L130       PetriNetUnfolder]: For 9227/9227 co-relation queries the response was YES.
[2021-03-24 17:39:41,773 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 7594 conditions, 1618 events. 350/1618 cut-off events. For 9227/9227 co-relation queries the response was YES. Maximal size of possible extension queue 220. Compared 16718 event pairs, 0 based on Foata normal form. 12/1630 useless extension candidates. Maximal degree in co-relation 6974. Up to 560 conditions per place. 
[2021-03-24 17:39:41,779 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 9 selfloop transitions, 370 changer transitions 0/385 dead transitions.
[2021-03-24 17:39:41,779 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 385 transitions, 8385 flow
[2021-03-24 17:39:41,780 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-03-24 17:39:41,780 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 14 states.
[2021-03-24 17:39:41,780 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 179 transitions.
[2021-03-24 17:39:41,780 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7991071428571429
[2021-03-24 17:39:41,780 INFO  L72            ComplementDD]: Start complementDD. Operand 14 states and 179 transitions.
[2021-03-24 17:39:41,780 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 14 states and 179 transitions.
[2021-03-24 17:39:41,780 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:41,781 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 179 transitions.
[2021-03-24 17:39:41,781 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 15 states, 14 states have (on average 12.785714285714286) internal successors, (179), 14 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:41,781 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 15 states, 15 states have (on average 16.0) internal successors, (240), 15 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)
[2021-03-24 17:39:41,781 INFO  L81            ComplementDD]: Finished complementDD. Result  has 15 states, 15 states have (on average 16.0) internal successors, (240), 15 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)
[2021-03-24 17:39:41,782 INFO  L185             Difference]: Start difference. First operand has 88 places, 316 transitions, 6317 flow. Second operand 14 states and 179 transitions.
[2021-03-24 17:39:41,782 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 385 transitions, 8385 flow
[2021-03-24 17:39:41,819 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 385 transitions, 7873 flow, removed 256 selfloop flow, removed 0 redundant places.
[2021-03-24 17:39:41,825 INFO  L241             Difference]: Finished difference. Result has 113 places, 379 transitions, 8546 flow
[2021-03-24 17:39:41,826 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=5805, PETRI_DIFFERENCE_MINUEND_PLACES=88, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=308, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=8546, PETRI_PLACES=113, PETRI_TRANSITIONS=379}
[2021-03-24 17:39:41,826 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 98 predicate places.
[2021-03-24 17:39:41,826 INFO  L480      AbstractCegarLoop]: Abstraction has has 113 places, 379 transitions, 8546 flow
[2021-03-24 17:39:41,826 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 11.0) internal successors, (154), 14 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:41,826 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:41,826 INFO  L263   CegarLoopForPetriNet]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:42,040 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13
[2021-03-24 17:39:42,041 INFO  L428      AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:42,041 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:42,041 INFO  L82        PathProgramCache]: Analyzing trace with hash -485780619, now seen corresponding path program 13 times
[2021-03-24 17:39:42,041 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:42,041 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277701016]
[2021-03-24 17:39:42,041 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:42,046 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:42,060 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,063 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,067 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,084 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,088 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,089 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,093 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,094 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,099 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,099 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,105 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,106 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,112 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,113 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,131 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,132 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,139 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,147 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,147 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,156 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,156 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,180 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,181 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:42,190 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,191 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,201 INFO  L134       CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:42,201 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277701016]
[2021-03-24 17:39:42,201 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80147059]
[2021-03-24 17:39:42,201 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-03-24 17:39:42,262 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:42,263 INFO  L263         TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 27 conjunts are in the unsatisfiable core
[2021-03-24 17:39:42,264 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:42,264 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,264 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,264 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,265 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,265 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,265 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,267 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,267 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,268 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,268 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,268 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,268 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,268 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,269 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:42,276 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,276 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,276 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,277 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,277 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,277 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,277 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,278 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,279 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,279 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,279 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,280 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,280 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,280 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,281 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,281 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,282 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,282 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,282 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,282 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,283 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,283 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,283 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,284 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,284 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,299 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,300 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,300 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,301 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,301 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,301 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,301 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,302 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,302 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,303 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:42,303 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:42,303 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,303 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,304 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,304 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:42,304 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:42,304 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,305 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,305 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,305 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:42,305 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:42,306 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,306 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,306 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,307 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:42,307 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:42,307 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,307 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,308 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,308 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:39:42,308 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:42,316 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,316 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,316 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,317 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,317 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,317 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,317 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,317 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,318 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,318 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,318 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,319 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,319 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,319 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,319 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,319 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,320 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,320 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,320 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,320 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,321 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,321 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,321 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,321 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,321 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,322 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,322 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,322 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,322 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,335 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,336 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,336 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,337 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,337 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,337 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,337 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,337 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,338 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:42,338 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,339 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:42,339 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,339 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:42,339 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,339 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:42,340 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,340 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:42,340 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,340 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,340 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,341 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:42,341 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:42,341 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,341 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,342 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,342 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:42,342 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:42,342 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,343 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:42,343 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,343 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:39:42,343 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:39:42,345 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:39:42,345 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,346 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,346 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,346 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,346 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:42,347 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,347 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,348 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,348 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:39:42,348 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:39:42,348 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,348 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,348 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,348 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,349 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,349 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,351 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,351 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,351 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,351 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,351 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,353 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,353 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,353 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,357 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,357 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,357 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,357 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,357 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,358 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,358 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:42,358 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:42,358 INFO  L134       CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:42,358 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:42,358 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 13
[2021-03-24 17:39:42,358 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009391044]
[2021-03-24 17:39:42,359 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-03-24 17:39:42,359 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:42,359 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-03-24 17:39:42,359 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210
[2021-03-24 17:39:42,359 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:39:42,359 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 379 transitions, 8546 flow. Second operand  has 15 states, 15 states have (on average 10.933333333333334) internal successors, (164), 15 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:42,359 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:42,360 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:39:42,360 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:43,067 INFO  L129       PetriNetUnfolder]: 351/1622 cut-off events.
[2021-03-24 17:39:43,067 INFO  L130       PetriNetUnfolder]: For 8858/8858 co-relation queries the response was YES.
[2021-03-24 17:39:43,074 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 8168 conditions, 1622 events. 351/1622 cut-off events. For 8858/8858 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 16748 event pairs, 0 based on Foata normal form. 1/1623 useless extension candidates. Maximal degree in co-relation 7953. Up to 393 conditions per place. 
[2021-03-24 17:39:43,097 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 10 selfloop transitions, 371 changer transitions 0/387 dead transitions.
[2021-03-24 17:39:43,098 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 387 transitions, 9412 flow
[2021-03-24 17:39:43,098 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-03-24 17:39:43,098 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 15 states.
[2021-03-24 17:39:43,098 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 180 transitions.
[2021-03-24 17:39:43,099 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.75
[2021-03-24 17:39:43,099 INFO  L72            ComplementDD]: Start complementDD. Operand 15 states and 180 transitions.
[2021-03-24 17:39:43,099 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 15 states and 180 transitions.
[2021-03-24 17:39:43,099 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:43,099 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 180 transitions.
[2021-03-24 17:39:43,099 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 16 states, 15 states have (on average 12.0) internal successors, (180), 15 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)
[2021-03-24 17:39:43,100 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 16 states, 16 states have (on average 16.0) internal successors, (256), 16 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:43,100 INFO  L81            ComplementDD]: Finished complementDD. Result  has 16 states, 16 states have (on average 16.0) internal successors, (256), 16 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:43,100 INFO  L185             Difference]: Start difference. First operand has 113 places, 379 transitions, 8546 flow. Second operand 15 states and 180 transitions.
[2021-03-24 17:39:43,100 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 387 transitions, 9412 flow
[2021-03-24 17:39:43,208 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 387 transitions, 8530 flow, removed 49 selfloop flow, removed 12 redundant places.
[2021-03-24 17:39:43,230 INFO  L241             Difference]: Finished difference. Result has 116 places, 380 transitions, 8433 flow
[2021-03-24 17:39:43,230 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=7666, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=379, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=370, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=8433, PETRI_PLACES=116, PETRI_TRANSITIONS=380}
[2021-03-24 17:39:43,230 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 101 predicate places.
[2021-03-24 17:39:43,230 INFO  L480      AbstractCegarLoop]: Abstraction has has 116 places, 380 transitions, 8433 flow
[2021-03-24 17:39:43,230 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 10.933333333333334) internal successors, (164), 15 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:43,230 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:43,231 INFO  L263   CegarLoopForPetriNet]: trace histogram [7, 6, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:43,445 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2021-03-24 17:39:43,445 INFO  L428      AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:43,445 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:43,445 INFO  L82        PathProgramCache]: Analyzing trace with hash -2144060378, now seen corresponding path program 14 times
[2021-03-24 17:39:43,445 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:43,445 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799545525]
[2021-03-24 17:39:43,445 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:43,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:43,460 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,460 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,462 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,463 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,466 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,466 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,469 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,470 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,473 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,473 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,478 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,478 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,483 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,483 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,488 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,488 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,489 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,489 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,489 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,489 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,489 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,490 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,490 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,490 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,490 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,490 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,491 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,491 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,491 INFO  L134       CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:43,491 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799545525]
[2021-03-24 17:39:43,491 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [55978543]
[2021-03-24 17:39:43,491 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 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
[2021-03-24 17:39:43,513 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-03-24 17:39:43,513 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:43,514 INFO  L263         TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 14 conjunts are in the unsatisfiable core
[2021-03-24 17:39:43,515 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:43,515 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,516 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,516 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,517 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,517 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,518 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,518 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,518 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,518 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,518 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,519 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,519 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,519 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,520 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,521 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,521 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,521 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,522 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,522 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,522 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,522 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,523 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,523 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,523 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,524 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,524 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,524 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,524 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,524 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,525 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,525 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,525 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,525 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,526 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,526 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,526 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,526 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,527 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,527 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,527 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,527 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,527 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,528 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,528 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,528 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,529 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,529 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,529 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,529 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,529 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,530 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,530 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,530 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,530 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,530 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,531 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,531 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,531 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,531 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,532 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,532 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,532 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,532 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,533 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,533 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,533 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,533 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,533 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,534 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,534 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,534 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,534 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,535 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,535 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,535 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,535 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,536 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,536 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,536 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,536 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,536 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,537 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,537 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,537 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,537 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,537 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,538 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,538 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,538 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,538 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,539 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,539 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,539 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,539 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,539 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,540 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,540 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,540 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,540 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,541 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,542 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,542 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,542 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,542 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,542 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,543 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,543 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,543 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,543 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,544 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,544 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,544 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,544 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,545 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,545 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,545 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,545 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,546 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,546 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,546 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,546 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,546 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,547 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,547 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,547 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,547 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,548 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,548 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,548 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,548 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,549 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,549 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,549 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,549 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,549 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,550 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,551 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,551 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,551 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,551 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,551 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,552 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,552 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,552 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,552 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,553 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,553 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,553 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,553 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,553 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,554 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,554 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,554 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,554 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,555 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,555 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,555 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,555 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,556 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,556 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,556 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,556 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,556 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,557 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,558 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,558 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,558 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,559 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,559 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,559 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,559 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,560 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,560 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,567 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:43,568 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,568 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:43,568 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:43,569 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,573 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,574 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,574 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:43,574 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:39:43,574 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,575 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,575 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,575 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,575 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,575 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,576 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,576 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,576 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,576 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,576 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,577 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,577 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,577 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,577 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,577 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,577 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,578 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,578 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,578 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,578 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,578 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,579 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,579 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,579 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,579 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,579 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,579 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,580 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,580 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:43,580 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:39:43,580 INFO  L134       CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:43,580 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:39:43,580 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8
[2021-03-24 17:39:43,580 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765468106]
[2021-03-24 17:39:43,581 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-03-24 17:39:43,581 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:39:43,581 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-03-24 17:39:43,581 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72
[2021-03-24 17:39:43,582 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:39:43,582 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 116 places, 380 transitions, 8433 flow. Second operand  has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 9 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:43,582 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:39:43,582 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:39:43,582 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:39:43,938 INFO  L129       PetriNetUnfolder]: 602/2768 cut-off events.
[2021-03-24 17:39:43,939 INFO  L130       PetriNetUnfolder]: For 17341/17342 co-relation queries the response was YES.
[2021-03-24 17:39:43,951 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 14056 conditions, 2768 events. 602/2768 cut-off events. For 17341/17342 co-relation queries the response was YES. Maximal size of possible extension queue 368. Compared 31519 event pairs, 0 based on Foata normal form. 3/2771 useless extension candidates. Maximal degree in co-relation 13283. Up to 882 conditions per place. 
[2021-03-24 17:39:43,964 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 128 selfloop transitions, 503 changer transitions 0/638 dead transitions.
[2021-03-24 17:39:43,964 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 638 transitions, 16046 flow
[2021-03-24 17:39:43,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-03-24 17:39:43,965 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-03-24 17:39:43,965 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 125 transitions.
[2021-03-24 17:39:43,966 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8680555555555556
[2021-03-24 17:39:43,966 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 125 transitions.
[2021-03-24 17:39:43,966 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 125 transitions.
[2021-03-24 17:39:43,966 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:39:43,966 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 125 transitions.
[2021-03-24 17:39:43,966 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 13.88888888888889) internal successors, (125), 9 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)
[2021-03-24 17:39:43,967 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 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)
[2021-03-24 17:39:43,967 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 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)
[2021-03-24 17:39:43,967 INFO  L185             Difference]: Start difference. First operand has 116 places, 380 transitions, 8433 flow. Second operand 9 states and 125 transitions.
[2021-03-24 17:39:43,967 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 638 transitions, 16046 flow
[2021-03-24 17:39:44,064 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 638 transitions, 15462 flow, removed 28 selfloop flow, removed 8 redundant places.
[2021-03-24 17:39:44,082 INFO  L241             Difference]: Finished difference. Result has 117 places, 638 transitions, 15592 flow
[2021-03-24 17:39:44,082 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=8050, PETRI_DIFFERENCE_MINUEND_PLACES=108, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=380, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=310, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=15592, PETRI_PLACES=117, PETRI_TRANSITIONS=638}
[2021-03-24 17:39:44,083 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 102 predicate places.
[2021-03-24 17:39:44,083 INFO  L480      AbstractCegarLoop]: Abstraction has has 117 places, 638 transitions, 15592 flow
[2021-03-24 17:39:44,083 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 9 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:39:44,083 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:39:44,083 INFO  L263   CegarLoopForPetriNet]: trace histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:39:44,298 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:39:44,298 INFO  L428      AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:39:44,298 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:39:44,298 INFO  L82        PathProgramCache]: Analyzing trace with hash 1200912267, now seen corresponding path program 15 times
[2021-03-24 17:39:44,298 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:39:44,298 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518532701]
[2021-03-24 17:39:44,298 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:39:44,317 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:39:44,330 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,330 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,334 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,334 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,338 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,343 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,343 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,349 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,355 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,355 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,362 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,362 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,371 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,371 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,378 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,379 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,387 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,387 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,395 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,396 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,405 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,405 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,415 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,415 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:39:44,427 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,427 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:39:44,439 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,439 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,451 INFO  L134       CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:39:44,452 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518532701]
[2021-03-24 17:39:44,452 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008136988]
[2021-03-24 17:39:44,452 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
[2021-03-24 17:39:44,475 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s)
[2021-03-24 17:39:44,475 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:39:44,476 INFO  L263         TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 32 conjunts are in the unsatisfiable core
[2021-03-24 17:39:44,476 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:39:44,479 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,479 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,479 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,480 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,480 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,480 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,480 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,480 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,493 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,494 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,494 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,494 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,494 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,494 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,495 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,495 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,495 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,495 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,496 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,496 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,496 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,496 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,497 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,497 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,497 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,497 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,497 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,498 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,498 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,498 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,511 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,511 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,512 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,512 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,512 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,512 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,513 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,513 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,513 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,514 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,514 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,517 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,530 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,531 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,532 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,532 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,532 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,533 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,533 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,533 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,533 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,534 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,534 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,534 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,535 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,535 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,549 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,549 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,550 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,550 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,551 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,551 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,551 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,551 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,552 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,552 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,552 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,552 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,568 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,568 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,568 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,569 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,569 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,569 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,569 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,569 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,570 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,570 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,570 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,571 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,571 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,571 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,586 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,586 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,587 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,587 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,587 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,587 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,588 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,588 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,588 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:39:44,588 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:39:44,589 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,589 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,589 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,589 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:39:44,605 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,605 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,606 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,606 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,606 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,606 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,607 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,607 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,607 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,607 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,608 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,609 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,609 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,609 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,610 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,610 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,610 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,610 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,611 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,611 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,611 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,611 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,612 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,636 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,636 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,636 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,637 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,637 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,637 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,637 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,638 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,638 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,638 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,638 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,639 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,639 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,639 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,640 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,641 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,641 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,641 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,642 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,642 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,642 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,642 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,643 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,644 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,644 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,645 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:44,645 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:44,645 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,645 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,646 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,646 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:44,646 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:44,646 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,647 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,648 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,649 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:44,649 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,649 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,650 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,650 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,650 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:44,650 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,651 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,651 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,651 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,651 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:39:44,651 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:39:44,909 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,909 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,911 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,911 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:39:44,911 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:39:44,911 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,912 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,912 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,912 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:39:44,912 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:39:44,913 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,913 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,914 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,914 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,914 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:44,915 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,915 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,915 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:44,916 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,916 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:44,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:44,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:44,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:48,952 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,953 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:48,954 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:48,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:48,954 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,955 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:48,955 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,955 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:48,956 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:48,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,957 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:48,957 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:48,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:48,958 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,958 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:48,959 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,959 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:48,959 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:48,959 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,960 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:48,963 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:48,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:48,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:51,205 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,206 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:51,206 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,207 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:51,207 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:51,207 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,208 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:51,208 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,208 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:51,208 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:51,209 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,209 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:51,210 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,210 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:51,210 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:51,211 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,211 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:51,211 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,211 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:51,212 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:51,212 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,212 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:51,212 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:51,213 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:51,213 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:57,824 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,825 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:57,827 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,828 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:57,828 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:57,828 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,829 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:57,829 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,829 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:39:57,829 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:39:57,830 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,830 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:57,831 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,832 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:57,832 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:57,832 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,833 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:57,833 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,833 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:57,833 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:39:57,834 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,834 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:39:57,834 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:39:57,834 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:39:57,834 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,699 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,699 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,700 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,700 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,700 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,700 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,701 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,701 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,701 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,702 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,702 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,703 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,703 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,703 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,704 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,704 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,704 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,705 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,705 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,705 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,705 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,705 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,706 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,706 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,706 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,707 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,707 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,707 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,707 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,707 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,708 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,708 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,708 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,708 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,709 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,709 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,709 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,710 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,710 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,710 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,711 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,711 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,711 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,711 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,712 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,712 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,712 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,712 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,713 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,713 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,714 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,714 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,715 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:40:02,715 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:40:02,715 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,715 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,716 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,716 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:40:02,716 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:40:02,716 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,717 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,717 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,718 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,719 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,719 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,719 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,720 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,720 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,721 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:02,721 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,721 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:02,721 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:02,722 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:02,722 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:40:09,583 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,584 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,584 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,584 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,585 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,585 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:09,585 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27
[2021-03-24 17:40:09,585 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-03-24 17:40:09,586 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,586 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,586 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,602 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,603 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,603 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:40:09,603 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27
[2021-03-24 17:40:09,603 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-03-24 17:40:09,604 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,605 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,607 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,607 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,608 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:40:09,608 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:40:09,608 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,609 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,609 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,609 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:40:09,609 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:40:09,610 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:40:09,610 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,610 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:40:09,611 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:40:09,617 INFO  L354             Elim1Store]: treesize reduction 8, result has 27.3 percent of original size
[2021-03-24 17:40:09,617 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 10
[2021-03-24 17:40:09,617 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,618 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,618 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,618 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,618 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:40:09,622 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,622 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,624 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,624 INFO  L550         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:40:09,624 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:20, output treesize:3
[2021-03-24 17:40:09,624 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,625 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,625 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,626 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,626 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,627 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,627 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,627 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,627 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,627 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,628 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,628 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,628 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:40:09,628 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:40:09,628 INFO  L134       CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 30 refuted. 20 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:40:09,629 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:40:09,629 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29
[2021-03-24 17:40:09,629 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787943279]
[2021-03-24 17:40:09,629 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 31 states
[2021-03-24 17:40:09,629 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:40:09,629 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants.
[2021-03-24 17:40:09,629 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=779, Unknown=21, NotChecked=0, Total=930
[2021-03-24 17:40:09,630 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:40:09,630 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 638 transitions, 15592 flow. Second operand  has 31 states, 31 states have (on average 11.0) internal successors, (341), 31 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:40:09,630 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:40:09,630 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:40:09,630 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:40:10,381 WARN  L205               SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30
[2021-03-24 17:40:12,171 WARN  L205               SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 34
[2021-03-24 17:40:19,662 WARN  L205               SmtUtils]: Spent 4.85 s on a formula simplification. DAG size of input: 62 DAG size of output: 38
[2021-03-24 17:40:22,462 WARN  L205               SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30
[2021-03-24 17:40:23,321 WARN  L205               SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 32
[2021-03-24 17:40:30,161 WARN  L205               SmtUtils]: Spent 6.58 s on a formula simplification. DAG size of input: 60 DAG size of output: 35
[2021-03-24 17:40:30,949 WARN  L205               SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 28
[2021-03-24 17:40:32,278 WARN  L205               SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 38 DAG size of output: 31
[2021-03-24 17:40:43,554 WARN  L205               SmtUtils]: Spent 9.01 s on a formula simplification. DAG size of input: 52 DAG size of output: 45
[2021-03-24 17:40:45,048 WARN  L205               SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28
[2021-03-24 17:40:45,739 WARN  L205               SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 30
[2021-03-24 17:41:01,146 WARN  L205               SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 58 DAG size of output: 40
[2021-03-24 17:41:13,881 WARN  L205               SmtUtils]: Spent 6.04 s on a formula simplification that was a NOOP. DAG size: 43
[2021-03-24 17:41:17,726 WARN  L205               SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28
[2021-03-24 17:41:46,981 WARN  L205               SmtUtils]: Spent 12.02 s on a formula simplification. DAG size of input: 50 DAG size of output: 34
[2021-03-24 17:41:52,810 WARN  L205               SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 34
[2021-03-24 17:41:54,912 WARN  L205               SmtUtils]: Spent 765.00 ms on a formula simplification that was a NOOP. DAG size: 27
[2021-03-24 17:42:22,566 WARN  L205               SmtUtils]: Spent 5.18 s on a formula simplification. DAG size of input: 41 DAG size of output: 26
[2021-03-24 17:42:41,393 WARN  L205               SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 33
[2021-03-24 17:43:00,796 WARN  L205               SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 26
[2021-03-24 17:43:25,229 WARN  L205               SmtUtils]: Spent 3.37 s on a formula simplification that was a NOOP. DAG size: 34
[2021-03-24 17:43:44,134 WARN  L205               SmtUtils]: Spent 4.02 s on a formula simplification that was a NOOP. DAG size: 32
[2021-03-24 17:44:09,629 WARN  L205               SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 24
[2021-03-24 17:44:23,186 WARN  L205               SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 25
[2021-03-24 17:45:04,452 WARN  L205               SmtUtils]: Spent 4.03 s on a formula simplification that was a NOOP. DAG size: 33
[2021-03-24 17:45:48,444 WARN  L205               SmtUtils]: Spent 3.52 s on a formula simplification that was a NOOP. DAG size: 31
[2021-03-24 17:46:39,390 WARN  L205               SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 23
[2021-03-24 17:46:56,106 INFO  L129       PetriNetUnfolder]: 1259/5742 cut-off events.
[2021-03-24 17:46:56,106 INFO  L130       PetriNetUnfolder]: For 67738/67738 co-relation queries the response was YES.
[2021-03-24 17:46:56,128 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 31042 conditions, 5742 events. 1259/5742 cut-off events. For 67738/67738 co-relation queries the response was YES. Maximal size of possible extension queue 704. Compared 73752 event pairs, 0 based on Foata normal form. 63/5805 useless extension candidates. Maximal degree in co-relation 28886. Up to 2178 conditions per place. 
[2021-03-24 17:46:56,153 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 21 selfloop transitions, 1346 changer transitions 0/1373 dead transitions.
[2021-03-24 17:46:56,154 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 187 places, 1373 transitions, 36160 flow
[2021-03-24 17:46:56,158 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. 
[2021-03-24 17:46:56,158 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 71 states.
[2021-03-24 17:46:56,159 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 919 transitions.
[2021-03-24 17:46:56,160 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8089788732394366
[2021-03-24 17:46:56,160 INFO  L72            ComplementDD]: Start complementDD. Operand 71 states and 919 transitions.
[2021-03-24 17:46:56,160 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 71 states and 919 transitions.
[2021-03-24 17:46:56,160 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:46:56,161 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 71 states and 919 transitions.
[2021-03-24 17:46:56,162 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 72 states, 71 states have (on average 12.943661971830986) internal successors, (919), 71 states have internal predecessors, (919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:46:56,163 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 72 states, 72 states have (on average 16.0) internal successors, (1152), 72 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)
[2021-03-24 17:46:56,164 INFO  L81            ComplementDD]: Finished complementDD. Result  has 72 states, 72 states have (on average 16.0) internal successors, (1152), 72 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)
[2021-03-24 17:46:56,164 INFO  L185             Difference]: Start difference. First operand has 117 places, 638 transitions, 15592 flow. Second operand 71 states and 919 transitions.
[2021-03-24 17:46:56,164 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 187 places, 1373 transitions, 36160 flow
[2021-03-24 17:46:56,385 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 1373 transitions, 34678 flow, removed 741 selfloop flow, removed 0 redundant places.
[2021-03-24 17:46:56,409 INFO  L241             Difference]: Finished difference. Result has 245 places, 1363 transitions, 36728 flow
[2021-03-24 17:46:56,409 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=14110, PETRI_DIFFERENCE_MINUEND_PLACES=117, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=638, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=631, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=6, PETRI_DIFFERENCE_SUBTRAHEND_STATES=71, PETRI_FLOW=36728, PETRI_PLACES=245, PETRI_TRANSITIONS=1363}
[2021-03-24 17:46:56,410 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 230 predicate places.
[2021-03-24 17:46:56,410 INFO  L480      AbstractCegarLoop]: Abstraction has has 245 places, 1363 transitions, 36728 flow
[2021-03-24 17:46:56,410 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 31 states, 31 states have (on average 11.0) internal successors, (341), 31 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:46:56,410 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:46:56,410 INFO  L263   CegarLoopForPetriNet]: trace histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:46:56,626 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16
[2021-03-24 17:46:56,626 INFO  L428      AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:46:56,626 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:46:56,626 INFO  L82        PathProgramCache]: Analyzing trace with hash -974300059, now seen corresponding path program 16 times
[2021-03-24 17:46:56,626 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:46:56,627 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281359202]
[2021-03-24 17:46:56,627 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:46:56,635 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:46:56,661 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,662 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,666 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,666 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,671 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,671 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,677 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,678 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,684 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,684 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,692 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,693 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,702 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,712 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,713 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,724 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,725 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,736 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,736 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,748 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,748 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,761 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,761 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,774 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,775 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,788 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,789 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,803 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,804 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,819 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,819 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:46:56,835 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,836 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,852 INFO  L134       CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:46:56,852 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281359202]
[2021-03-24 17:46:56,852 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753179898]
[2021-03-24 17:46:56,852 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:46:56,887 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2021-03-24 17:46:56,887 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:46:56,888 INFO  L263         TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 35 conjunts are in the unsatisfiable core
[2021-03-24 17:46:56,888 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:46:56,889 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,889 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,889 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,889 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,890 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,890 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,890 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,890 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,892 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,893 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,893 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,893 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,893 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,894 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,894 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,894 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,895 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,895 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,895 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,895 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,897 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,897 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,897 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,898 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,898 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,898 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,898 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,899 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,899 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,899 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,900 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,900 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,900 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,900 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,901 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,901 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,901 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,901 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,902 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,902 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,902 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,902 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,903 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,903 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,903 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,904 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,904 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,904 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,904 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,905 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,905 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,905 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,905 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,906 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,906 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,906 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,907 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,907 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,907 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,907 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,908 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,908 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,909 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,909 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,909 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,909 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,910 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,910 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,910 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,911 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:46:56,911 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:46:56,911 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,911 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,912 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,912 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:46:56,912 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:46:56,912 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,913 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,913 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,913 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:46:56,913 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:46:56,914 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,914 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,914 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,915 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:46:56,915 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:46:56,915 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,915 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,916 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:46:56,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:46:56,941 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,942 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,942 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,942 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,942 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,943 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,943 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,943 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,943 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,944 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,944 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,944 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,944 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,945 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,945 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,945 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,945 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,946 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,946 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,946 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,946 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,947 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,947 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,947 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,947 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,948 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,948 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,948 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,948 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,949 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,949 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,949 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,949 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,950 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,950 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,950 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,950 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,951 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,951 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,951 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,952 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,952 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,952 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,952 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,953 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,953 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,953 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,954 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,955 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,955 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,955 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,955 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,956 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:46:56,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:46:56,957 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:46:56,957 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,958 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:46:56,958 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,958 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:46:56,959 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,959 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,959 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,959 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:46:56,960 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:46:56,960 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,960 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,960 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:46:56,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:46:56,961 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,962 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:46:56,962 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,962 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:46:56,962 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:46:56,965 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:46:56,965 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,966 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,966 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:46:56,968 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,968 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,968 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,969 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:46:56,969 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:46:56,969 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,969 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,969 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,971 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,971 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,973 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,973 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,973 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,973 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,975 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,975 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,975 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,975 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,977 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,977 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:46:56,977 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:46:56,977 INFO  L134       CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:46:56,977 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:46:56,978 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 17
[2021-03-24 17:46:56,978 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910558164]
[2021-03-24 17:46:56,978 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 19 states
[2021-03-24 17:46:56,978 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:46:56,978 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2021-03-24 17:46:56,978 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=307, Unknown=0, NotChecked=0, Total=342
[2021-03-24 17:46:56,978 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:46:56,979 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 1363 transitions, 36728 flow. Second operand  has 19 states, 19 states have (on average 10.947368421052632) internal successors, (208), 19 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:46:56,979 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:46:56,979 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:46:56,979 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:46:59,575 INFO  L129       PetriNetUnfolder]: 1512/6878 cut-off events.
[2021-03-24 17:46:59,575 INFO  L130       PetriNetUnfolder]: For 126180/126181 co-relation queries the response was YES.
[2021-03-24 17:46:59,618 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 40398 conditions, 6878 events. 1512/6878 cut-off events. For 126180/126181 co-relation queries the response was YES. Maximal size of possible extension queue 820. Compared 90866 event pairs, 0 based on Foata normal form. 23/6901 useless extension candidates. Maximal degree in co-relation 40159. Up to 2327 conditions per place. 
[2021-03-24 17:46:59,647 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 48 selfloop transitions, 1599 changer transitions 0/1653 dead transitions.
[2021-03-24 17:46:59,647 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 263 places, 1653 transitions, 47285 flow
[2021-03-24 17:46:59,647 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2021-03-24 17:46:59,648 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 19 states.
[2021-03-24 17:46:59,648 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 243 transitions.
[2021-03-24 17:46:59,648 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.7993421052631579
[2021-03-24 17:46:59,648 INFO  L72            ComplementDD]: Start complementDD. Operand 19 states and 243 transitions.
[2021-03-24 17:46:59,648 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 19 states and 243 transitions.
[2021-03-24 17:46:59,648 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:46:59,648 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 243 transitions.
[2021-03-24 17:46:59,649 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 20 states, 19 states have (on average 12.789473684210526) internal successors, (243), 19 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:46:59,649 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 20 states, 20 states have (on average 16.0) internal successors, (320), 20 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:46:59,649 INFO  L81            ComplementDD]: Finished complementDD. Result  has 20 states, 20 states have (on average 16.0) internal successors, (320), 20 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:46:59,649 INFO  L185             Difference]: Start difference. First operand has 245 places, 1363 transitions, 36728 flow. Second operand 19 states and 243 transitions.
[2021-03-24 17:46:59,649 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 263 places, 1653 transitions, 47285 flow
[2021-03-24 17:47:00,556 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 1653 transitions, 34685 flow, removed 6002 selfloop flow, removed 8 redundant places.
[2021-03-24 17:47:00,634 INFO  L241             Difference]: Finished difference. Result has 271 places, 1616 transitions, 37634 flow
[2021-03-24 17:47:00,635 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=27131, PETRI_DIFFERENCE_MINUEND_PLACES=237, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1344, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=37634, PETRI_PLACES=271, PETRI_TRANSITIONS=1616}
[2021-03-24 17:47:00,635 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 256 predicate places.
[2021-03-24 17:47:00,635 INFO  L480      AbstractCegarLoop]: Abstraction has has 271 places, 1616 transitions, 37634 flow
[2021-03-24 17:47:00,635 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 19 states, 19 states have (on average 10.947368421052632) internal successors, (208), 19 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:00,636 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:47:00,636 INFO  L263   CegarLoopForPetriNet]: trace histogram [9, 8, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:47:00,836 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17
[2021-03-24 17:47:00,836 INFO  L428      AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:47:00,836 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:47:00,836 INFO  L82        PathProgramCache]: Analyzing trace with hash -560887018, now seen corresponding path program 17 times
[2021-03-24 17:47:00,837 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:47:00,837 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003000286]
[2021-03-24 17:47:00,837 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:47:00,840 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:47:00,847 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,847 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,849 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,849 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,852 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,852 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,856 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,856 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,860 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,865 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,865 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,871 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,878 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,878 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,886 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,886 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,894 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,895 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,895 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,895 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,895 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,897 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,897 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,897 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,897 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,898 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,898 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,898 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,898 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,899 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:00,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 81 backedges. 47 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:47:00,899 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003000286]
[2021-03-24 17:47:00,899 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [824035334]
[2021-03-24 17:47:00,899 INFO  L93    rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:47:00,961 INFO  L228   tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s)
[2021-03-24 17:47:00,962 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:47:00,962 INFO  L263         TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core
[2021-03-24 17:47:00,963 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:47:00,963 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,964 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,964 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,964 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,964 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,964 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,965 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,965 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,965 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,965 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,965 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,966 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,966 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,967 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,967 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,967 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,967 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,968 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,968 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,968 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,968 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,969 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,969 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,969 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,969 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,971 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,971 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,972 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,973 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,973 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,973 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,974 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,975 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,975 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,975 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,975 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,977 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,977 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,980 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,980 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,980 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,981 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,981 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,982 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,982 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,982 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,983 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,983 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,983 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,984 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,984 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,985 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,988 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,988 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,988 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,989 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,989 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,990 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,990 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,990 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,990 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,991 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,991 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,991 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,992 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,992 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,992 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,992 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,992 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,993 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,993 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,994 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,995 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,995 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,995 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,996 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,996 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,996 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,996 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,996 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,997 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,997 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,997 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:00,997 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,997 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,998 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,998 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:00,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,999 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:00,999 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:00,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:00,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,001 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,001 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,001 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,001 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,002 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,002 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,002 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,002 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,002 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,003 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,003 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,003 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,004 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,004 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,005 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,006 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,007 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,007 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,007 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,007 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,008 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,008 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,009 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,010 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,011 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,011 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,011 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,012 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,012 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,012 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,014 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,015 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,015 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,016 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,016 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,017 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,017 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,017 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,017 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,018 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,018 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,019 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,019 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,019 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,019 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,019 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,020 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,020 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,020 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,020 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,020 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,021 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,021 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,021 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,021 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,021 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,022 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,022 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,022 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,022 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,023 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,023 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,023 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,023 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,024 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,024 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,024 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,024 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,025 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,025 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,025 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,025 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,026 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,026 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,026 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,026 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,027 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,028 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,028 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,028 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,028 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,029 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,029 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,029 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,029 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,030 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,030 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,030 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,031 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,031 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,031 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,031 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,032 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,032 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,032 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,032 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,033 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,033 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,033 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,033 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,034 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,034 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,034 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,034 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,034 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,035 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,035 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,035 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,035 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,036 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,036 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,036 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,036 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,037 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,037 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,037 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,037 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,038 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,038 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,038 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:01,038 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,038 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:01,039 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:01,039 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,039 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,040 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,040 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:01,040 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:47:01,040 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,041 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,041 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,041 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,041 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,041 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,042 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,042 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,042 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,042 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,042 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,043 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,043 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,043 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,043 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,043 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,044 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,044 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:01,044 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:47:01,044 INFO  L134       CoverageAnalysis]: Checked inductivity of 81 backedges. 47 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:47:01,044 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:47:01,044 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 10
[2021-03-24 17:47:01,044 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323514217]
[2021-03-24 17:47:01,045 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 11 states
[2021-03-24 17:47:01,045 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:47:01,045 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2021-03-24 17:47:01,045 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110
[2021-03-24 17:47:01,045 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:47:01,045 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 1616 transitions, 37634 flow. Second operand  has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 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)
[2021-03-24 17:47:01,045 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:47:01,045 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:47:01,046 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:47:04,635 INFO  L129       PetriNetUnfolder]: 2531/11488 cut-off events.
[2021-03-24 17:47:04,636 INFO  L130       PetriNetUnfolder]: For 114313/114314 co-relation queries the response was YES.
[2021-03-24 17:47:04,769 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 51228 conditions, 11488 events. 2531/11488 cut-off events. For 114313/114314 co-relation queries the response was YES. Maximal size of possible extension queue 1368. Compared 164521 event pairs, 0 based on Foata normal form. 3/11491 useless extension candidates. Maximal degree in co-relation 50062. Up to 2547 conditions per place. 
[2021-03-24 17:47:04,874 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 520 selfloop transitions, 2153 changer transitions 0/2680 dead transitions.
[2021-03-24 17:47:04,875 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 281 places, 2680 transitions, 63755 flow
[2021-03-24 17:47:04,888 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-03-24 17:47:04,888 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 11 states.
[2021-03-24 17:47:04,888 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 153 transitions.
[2021-03-24 17:47:04,888 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8693181818181818
[2021-03-24 17:47:04,888 INFO  L72            ComplementDD]: Start complementDD. Operand 11 states and 153 transitions.
[2021-03-24 17:47:04,888 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 11 states and 153 transitions.
[2021-03-24 17:47:04,889 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:47:04,889 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 153 transitions.
[2021-03-24 17:47:04,889 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 12 states, 11 states have (on average 13.909090909090908) internal successors, (153), 11 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:04,889 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 12 states, 12 states have (on average 16.0) internal successors, (192), 12 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)
[2021-03-24 17:47:04,890 INFO  L81            ComplementDD]: Finished complementDD. Result  has 12 states, 12 states have (on average 16.0) internal successors, (192), 12 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)
[2021-03-24 17:47:04,890 INFO  L185             Difference]: Start difference. First operand has 271 places, 1616 transitions, 37634 flow. Second operand 11 states and 153 transitions.
[2021-03-24 17:47:04,890 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 281 places, 2680 transitions, 63755 flow
[2021-03-24 17:47:06,891 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 2680 transitions, 58425 flow, removed 412 selfloop flow, removed 58 redundant places.
[2021-03-24 17:47:06,930 INFO  L241             Difference]: Finished difference. Result has 224 places, 2680 transitions, 58962 flow
[2021-03-24 17:47:06,931 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=32699, PETRI_DIFFERENCE_MINUEND_PLACES=213, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1616, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1353, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=58962, PETRI_PLACES=224, PETRI_TRANSITIONS=2680}
[2021-03-24 17:47:06,931 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 209 predicate places.
[2021-03-24 17:47:06,931 INFO  L480      AbstractCegarLoop]: Abstraction has has 224 places, 2680 transitions, 58962 flow
[2021-03-24 17:47:06,932 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 11 states, 11 states have (on average 13.636363636363637) internal successors, (150), 11 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)
[2021-03-24 17:47:06,932 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:47:06,932 INFO  L263   CegarLoopForPetriNet]: trace histogram [9, 9, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:47:07,145 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:47:07,146 INFO  L428      AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:47:07,146 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:47:07,146 INFO  L82        PathProgramCache]: Analyzing trace with hash -699812093, now seen corresponding path program 18 times
[2021-03-24 17:47:07,146 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:47:07,146 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819883880]
[2021-03-24 17:47:07,146 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:47:07,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:47:07,178 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,183 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,183 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,187 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,188 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,193 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,193 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,201 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,202 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,209 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,209 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,217 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,217 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,231 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,231 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,252 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,262 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,262 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,263 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,263 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,264 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,264 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,264 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,264 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,275 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,275 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,298 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,298 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,310 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,310 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:07,326 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,326 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:47:07,339 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,339 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,352 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:47:07,352 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819883880]
[2021-03-24 17:47:07,352 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [965275517]
[2021-03-24 17:47:07,352 INFO  L93    rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:47:07,385 INFO  L228   tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s)
[2021-03-24 17:47:07,385 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:47:07,385 INFO  L263         TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 32 conjunts are in the unsatisfiable core
[2021-03-24 17:47:07,386 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:47:07,390 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,391 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,391 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,391 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,391 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,392 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,392 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,392 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,407 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,408 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,408 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,408 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,408 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,409 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,409 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,409 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,409 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,410 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,410 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,410 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,410 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,411 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,411 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,411 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,411 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,412 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,413 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,413 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,413 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,414 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,430 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,431 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,431 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,431 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,431 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,432 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,432 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,432 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,432 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,433 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,433 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,433 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,434 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,434 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,451 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,452 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,452 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,452 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,452 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,453 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,453 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,453 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,453 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,454 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,454 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,454 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,455 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,455 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,473 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,473 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,474 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,474 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,474 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,474 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,475 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,475 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,475 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,475 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,476 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,476 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,476 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,477 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,496 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,496 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,496 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,496 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,497 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,497 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,497 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,497 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,498 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,498 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,498 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,499 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,499 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,499 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,519 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,519 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,531 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,532 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,532 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,532 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,532 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,533 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,533 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,533 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,533 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,552 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,553 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,553 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,553 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,553 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,554 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,554 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,554 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,554 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,554 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,555 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,555 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,555 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,556 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,575 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,575 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,575 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,576 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,576 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,576 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,576 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,577 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,577 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,577 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,577 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,578 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,579 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,579 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,599 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,599 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,599 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,600 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,600 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,600 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,600 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,600 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,601 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,601 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,601 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,601 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,602 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,602 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,602 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,602 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,603 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,603 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,603 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,604 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,604 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,604 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,604 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,604 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,605 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,605 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,605 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,605 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,606 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,606 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,606 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,606 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,607 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,607 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,607 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,607 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,608 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,608 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,609 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,609 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,609 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,610 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,610 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,610 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,611 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,611 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,612 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,612 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,612 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,612 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,613 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,613 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,613 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,613 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,613 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,614 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,614 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:47:07,614 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:47:07,614 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,615 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,615 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,615 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:07,616 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,616 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,616 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,616 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,616 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:07,617 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,617 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,617 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,617 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,618 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:07,618 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,618 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,618 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,619 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,619 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:07,619 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,620 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,620 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,620 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,620 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:07,621 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,621 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,621 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,621 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,622 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:07,680 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,681 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,681 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,682 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:47:07,682 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:47:07,682 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,682 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,683 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,683 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:47:07,683 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:47:07,683 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,684 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,685 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,685 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:07,685 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,686 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,686 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,686 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,687 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:07,687 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:07,687 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,687 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:07,688 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:07,688 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:07,688 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:09,753 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,753 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:09,754 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,754 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:47:09,754 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:47:09,754 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,755 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:09,755 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,755 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:47:09,756 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:47:09,756 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,756 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:09,757 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,757 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:09,757 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:09,758 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,758 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:09,758 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,758 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:09,759 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:09,759 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,759 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:09,759 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:09,760 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:09,760 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:13,426 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,427 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:13,427 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,428 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:47:13,428 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:47:13,428 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,428 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:13,429 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,429 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:47:13,429 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:47:13,430 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,430 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:13,431 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,431 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:13,431 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:13,432 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,432 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:13,433 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,433 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:13,433 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:13,434 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,434 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:13,434 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:13,434 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:13,435 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,620 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,621 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,621 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,621 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,622 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,622 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,622 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,622 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,623 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,623 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,623 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,624 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,624 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,624 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,625 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,626 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,627 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,627 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,627 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,627 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,628 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,628 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,628 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,628 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,629 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,629 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,629 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,629 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,630 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,630 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,630 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,630 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,631 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,631 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,631 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,632 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,632 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,632 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,633 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,634 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,634 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,634 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,635 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,635 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,635 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,635 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,636 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,636 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,636 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,637 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,637 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,637 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:47:18,638 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:47:18,638 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,638 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,638 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,639 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-03-24 17:47:18,639 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-03-24 17:47:18,639 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,640 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,640 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,641 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,641 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,642 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:18,643 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,643 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:18,644 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:18,644 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:18,644 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-03-24 17:47:22,293 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,293 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,294 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,294 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,294 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,294 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:22,295 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27
[2021-03-24 17:47:22,295 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-03-24 17:47:22,295 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,296 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,296 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,296 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,296 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,297 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-03-24 17:47:22,297 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27
[2021-03-24 17:47:22,297 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-03-24 17:47:22,298 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,299 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,300 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,300 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,300 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,300 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:47:22,301 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:22,301 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,301 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,301 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,302 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:22,302 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:47:22,302 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:22,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,303 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-03-24 17:47:22,303 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-03-24 17:47:22,310 INFO  L354             Elim1Store]: treesize reduction 8, result has 27.3 percent of original size
[2021-03-24 17:47:22,310 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 10
[2021-03-24 17:47:22,311 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,311 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,311 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,311 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,311 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:47:22,316 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,316 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,317 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,317 INFO  L550         ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:47:22,318 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:20, output treesize:3
[2021-03-24 17:47:22,318 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,318 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,318 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,318 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,319 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,319 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,319 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,319 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,320 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,320 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,320 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,320 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,321 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,321 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,321 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,321 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,321 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,322 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,322 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:22,322 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:22,322 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 38 proven. 43 refuted. 8 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:47:22,322 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:47:22,322 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 29
[2021-03-24 17:47:22,323 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349000946]
[2021-03-24 17:47:22,323 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 31 states
[2021-03-24 17:47:22,323 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:47:22,323 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants.
[2021-03-24 17:47:22,323 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=750, Unknown=8, NotChecked=0, Total=930
[2021-03-24 17:47:22,324 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:47:22,324 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 2680 transitions, 58962 flow. Second operand  has 31 states, 31 states have (on average 11.258064516129032) internal successors, (349), 31 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:22,324 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:47:22,324 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:47:22,324 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:47:25,935 WARN  L205               SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 39 DAG size of output: 31
[2021-03-24 17:47:31,740 WARN  L205               SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 12
[2021-03-24 17:47:52,798 INFO  L129       PetriNetUnfolder]: 8069/37542 cut-off events.
[2021-03-24 17:47:52,798 INFO  L130       PetriNetUnfolder]: For 641684/641685 co-relation queries the response was YES.
[2021-03-24 17:47:53,303 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 153896 conditions, 37542 events. 8069/37542 cut-off events. For 641684/641685 co-relation queries the response was YES. Maximal size of possible extension queue 4119. Compared 630470 event pairs, 0 based on Foata normal form. 192/37734 useless extension candidates. Maximal degree in co-relation 146921. Up to 8088 conditions per place. 
[2021-03-24 17:47:53,410 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 537 selfloop transitions, 10072 changer transitions 0/10615 dead transitions.
[2021-03-24 17:47:53,410 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 607 places, 10615 transitions, 205005 flow
[2021-03-24 17:47:53,411 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 384 states. 
[2021-03-24 17:47:53,411 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 384 states.
[2021-03-24 17:47:53,418 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 4986 transitions.
[2021-03-24 17:47:53,422 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8115234375
[2021-03-24 17:47:53,422 INFO  L72            ComplementDD]: Start complementDD. Operand 384 states and 4986 transitions.
[2021-03-24 17:47:53,422 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 384 states and 4986 transitions.
[2021-03-24 17:47:53,425 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:47:53,425 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 384 states and 4986 transitions.
[2021-03-24 17:47:53,433 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 385 states, 384 states have (on average 12.984375) internal successors, (4986), 384 states have internal predecessors, (4986), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:53,444 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 385 states, 385 states have (on average 16.0) internal successors, (6160), 385 states have internal predecessors, (6160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:53,445 INFO  L81            ComplementDD]: Finished complementDD. Result  has 385 states, 385 states have (on average 16.0) internal successors, (6160), 385 states have internal predecessors, (6160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:53,445 INFO  L185             Difference]: Start difference. First operand has 224 places, 2680 transitions, 58962 flow. Second operand 384 states and 4986 transitions.
[2021-03-24 17:47:53,445 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 607 places, 10615 transitions, 205005 flow
[2021-03-24 17:47:56,495 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 607 places, 10615 transitions, 205005 flow, removed 0 selfloop flow, removed 0 redundant places.
[2021-03-24 17:47:56,636 INFO  L241             Difference]: Finished difference. Result has 802 places, 10162 transitions, 193952 flow
[2021-03-24 17:47:56,638 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=58962, PETRI_DIFFERENCE_MINUEND_PLACES=224, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2680, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2654, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=384, PETRI_FLOW=193952, PETRI_PLACES=802, PETRI_TRANSITIONS=10162}
[2021-03-24 17:47:56,639 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 787 predicate places.
[2021-03-24 17:47:56,639 INFO  L480      AbstractCegarLoop]: Abstraction has has 802 places, 10162 transitions, 193952 flow
[2021-03-24 17:47:56,639 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 31 states, 31 states have (on average 11.258064516129032) internal successors, (349), 31 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:47:56,639 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:47:56,639 INFO  L263   CegarLoopForPetriNet]: trace histogram [9, 9, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:47:56,854 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:47:56,854 INFO  L428      AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:47:56,854 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:47:56,854 INFO  L82        PathProgramCache]: Analyzing trace with hash -764239401, now seen corresponding path program 19 times
[2021-03-24 17:47:56,854 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:47:56,854 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130224723]
[2021-03-24 17:47:56,854 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:47:56,869 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:47:56,879 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,880 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,888 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,888 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,894 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,894 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,901 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,901 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,908 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,927 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,927 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,938 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,938 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,949 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,949 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,960 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,961 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,984 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,984 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:56,996 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:56,997 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,010 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,026 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,026 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,043 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,043 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,061 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,061 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:47:57,080 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,080 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,098 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:47:57,099 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130224723]
[2021-03-24 17:47:57,099 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259444632]
[2021-03-24 17:47:57,099 INFO  L93    rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:47:57,129 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:47:57,130 INFO  L263         TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 41 conjunts are in the unsatisfiable core
[2021-03-24 17:47:57,132 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:47:57,132 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,133 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,133 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,133 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,133 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,134 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,136 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,136 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,137 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,137 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,137 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,137 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,138 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,138 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,138 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,139 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,139 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,140 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,140 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,140 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,140 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,141 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,141 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,141 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,141 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,142 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,142 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,142 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,142 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,143 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,143 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,143 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,144 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,144 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,144 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,164 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,164 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,165 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,165 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,165 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,166 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,166 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,166 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,166 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,167 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,167 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,167 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,168 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,168 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,168 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,168 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,169 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,169 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,169 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,170 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,170 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,171 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,171 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,171 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,177 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,177 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,178 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,178 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,179 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,179 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,179 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,180 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,180 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,180 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,180 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,181 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,181 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,181 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,181 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,182 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,182 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,182 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,182 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,183 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,183 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,183 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,184 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,184 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,185 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,185 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,185 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,185 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,186 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,186 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,186 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,186 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:47:57,187 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:57,187 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,187 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,187 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,188 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:47:57,188 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:57,188 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,189 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,189 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,189 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:47:57,190 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:57,190 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,190 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,190 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,191 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:47:57,191 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:57,191 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,191 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,192 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,195 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:47:57,195 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:47:57,223 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,224 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,224 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,224 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,224 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,225 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,225 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,225 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,225 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,226 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,226 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,226 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,226 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,227 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,227 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,227 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,227 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,228 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,228 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,228 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,228 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,229 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,229 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,229 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,229 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,230 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,230 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,230 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,230 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,231 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,231 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,231 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,231 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,232 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,232 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,232 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,232 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,232 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,233 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,233 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,233 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,234 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,234 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,234 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,234 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,234 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,235 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,235 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:47:57,235 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,236 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:47:57,236 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,236 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:47:57,236 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,236 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:47:57,237 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,237 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:47:57,237 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,237 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,238 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,238 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:47:57,238 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:47:57,238 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,238 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,239 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,239 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:47:57,239 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:47:57,239 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,240 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:47:57,240 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,240 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:47:57,240 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:47:57,243 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:47:57,243 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,243 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,244 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,244 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,244 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:47:57,245 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,246 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,246 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,246 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:47:57,246 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:47:57,246 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,246 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,247 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,247 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,247 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,247 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,247 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,248 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,248 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,248 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,248 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,249 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,249 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,249 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,249 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,250 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,250 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,250 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,250 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,250 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,251 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,251 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,252 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,252 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,252 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,252 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,252 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,253 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,253 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,253 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,253 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,254 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,254 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:47:57,254 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:47:57,254 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2021-03-24 17:47:57,254 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:47:57,254 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 18
[2021-03-24 17:47:57,255 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311069749]
[2021-03-24 17:47:57,255 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 20 states
[2021-03-24 17:47:57,255 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:47:57,255 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants.
[2021-03-24 17:47:57,255 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=343, Unknown=0, NotChecked=0, Total=380
[2021-03-24 17:47:57,256 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:47:57,256 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 802 places, 10162 transitions, 193952 flow. Second operand  has 20 states, 20 states have (on average 11.0) internal successors, (220), 20 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)
[2021-03-24 17:47:57,256 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:47:57,256 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:47:57,256 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:48:53,147 INFO  L129       PetriNetUnfolder]: 9224/42730 cut-off events.
[2021-03-24 17:48:53,147 INFO  L130       PetriNetUnfolder]: For 6867560/6867561 co-relation queries the response was YES.
[2021-03-24 17:48:55,720 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 188276 conditions, 42730 events. 9224/42730 cut-off events. For 6867560/6867561 co-relation queries the response was YES. Maximal size of possible extension queue 4693. Compared 730482 event pairs, 0 based on Foata normal form. 226/42956 useless extension candidates. Maximal degree in co-relation 187602. Up to 9243 conditions per place. 
[2021-03-24 17:48:55,858 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 48 selfloop transitions, 11300 changer transitions 0/11354 dead transitions.
[2021-03-24 17:48:55,858 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 821 places, 11354 transitions, 240828 flow
[2021-03-24 17:48:55,859 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2021-03-24 17:48:55,859 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 20 states.
[2021-03-24 17:48:55,859 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 257 transitions.
[2021-03-24 17:48:55,859 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.803125
[2021-03-24 17:48:55,860 INFO  L72            ComplementDD]: Start complementDD. Operand 20 states and 257 transitions.
[2021-03-24 17:48:55,860 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 20 states and 257 transitions.
[2021-03-24 17:48:55,860 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:48:55,860 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 257 transitions.
[2021-03-24 17:48:55,860 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 21 states, 20 states have (on average 12.85) internal successors, (257), 20 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:48:55,860 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 21 states, 21 states have (on average 16.0) internal successors, (336), 21 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:48:55,861 INFO  L81            ComplementDD]: Finished complementDD. Result  has 21 states, 21 states have (on average 16.0) internal successors, (336), 21 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:48:55,861 INFO  L185             Difference]: Start difference. First operand has 802 places, 10162 transitions, 193952 flow. Second operand 20 states and 257 transitions.
[2021-03-24 17:48:55,861 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 821 places, 11354 transitions, 240828 flow
[2021-03-24 17:49:17,320 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 811 places, 11354 transitions, 209629 flow, removed 7189 selfloop flow, removed 10 redundant places.
[2021-03-24 17:49:17,504 INFO  L241             Difference]: Finished difference. Result has 829 places, 11317 transitions, 231946 flow
[2021-03-24 17:49:17,510 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=164081, PETRI_DIFFERENCE_MINUEND_PLACES=792, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=10162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10146, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=231946, PETRI_PLACES=829, PETRI_TRANSITIONS=11317}
[2021-03-24 17:49:17,510 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 814 predicate places.
[2021-03-24 17:49:17,510 INFO  L480      AbstractCegarLoop]: Abstraction has has 829 places, 11317 transitions, 231946 flow
[2021-03-24 17:49:17,511 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 20 states, 20 states have (on average 11.0) internal successors, (220), 20 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)
[2021-03-24 17:49:17,511 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:49:17,511 INFO  L263   CegarLoopForPetriNet]: trace histogram [9, 9, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:49:17,723 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:49:17,724 INFO  L428      AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:49:17,724 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:49:17,724 INFO  L82        PathProgramCache]: Analyzing trace with hash 1278616723, now seen corresponding path program 20 times
[2021-03-24 17:49:17,724 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:49:17,724 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818471963]
[2021-03-24 17:49:17,724 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:49:17,728 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:49:17,737 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,737 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,741 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,742 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,746 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,747 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,752 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,752 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,759 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,759 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,767 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,767 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,776 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,787 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,787 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,798 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,799 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,811 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,811 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,822 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,822 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,833 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,834 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,846 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,846 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,860 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,874 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,874 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,889 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,890 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,905 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,906 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,923 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,923 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:49:17,940 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,940 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:17,958 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:49:17,958 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818471963]
[2021-03-24 17:49:17,958 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221352028]
[2021-03-24 17:49:17,958 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 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
[2021-03-24 17:49:17,991 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-03-24 17:49:17,991 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:49:17,992 INFO  L263         TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 41 conjunts are in the unsatisfiable core
[2021-03-24 17:49:17,993 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:49:17,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:17,994 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:17,994 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,995 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:17,995 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,995 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:17,997 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,997 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,998 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,998 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,999 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:17,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:17,999 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,001 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,001 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,001 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,002 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,002 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,002 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,002 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,003 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,003 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,003 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,003 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,004 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,004 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,004 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,004 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,005 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,005 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,005 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,005 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,006 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,006 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,006 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,006 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,007 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,007 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,007 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,008 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,008 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,009 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,009 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,009 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,010 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,010 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,011 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,011 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,011 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,012 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,012 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,014 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,014 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,015 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,015 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,015 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,015 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,016 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,016 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,017 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,017 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,017 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,017 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,017 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,018 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:49:18,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,019 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,019 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,019 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,019 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:49:18,019 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,020 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,020 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,020 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,020 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:49:18,021 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,021 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,021 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,022 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,022 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:49:18,022 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,022 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,022 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,023 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,023 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:49:18,023 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,050 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,050 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,051 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,051 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,051 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,051 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,051 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,052 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,052 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,052 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,053 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,053 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,053 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,053 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,053 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,054 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,054 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,054 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,054 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,055 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,055 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,055 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,055 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,056 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,056 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,056 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,056 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,057 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,057 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,057 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,057 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,058 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,058 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,058 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,058 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,059 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,059 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,059 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,059 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,060 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,060 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,060 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,060 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,061 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,061 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,061 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,061 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,062 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,062 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,062 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,062 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,063 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,063 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,063 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,063 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,063 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:49:18,064 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,064 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:49:18,064 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,064 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:49:18,065 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,065 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:49:18,065 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,065 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:49:18,066 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,066 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,066 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,067 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,067 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,067 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,067 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:49:18,068 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,068 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:49:18,068 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,068 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:49:18,069 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-03-24 17:49:18,071 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2021-03-24 17:49:18,072 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,072 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,072 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,072 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,072 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:49:18,074 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,074 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,074 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,074 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:49:18,074 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:3
[2021-03-24 17:49:18,075 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,075 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,075 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,075 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,076 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,076 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,076 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,076 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,077 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,077 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,077 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,077 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,078 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,078 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,078 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,078 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,079 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,079 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,079 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,079 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,080 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,080 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,080 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,080 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,081 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,081 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,081 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,081 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,081 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,082 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,082 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,082 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,082 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,083 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,083 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:49:18,083 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:49:18,083 INFO  L134       CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:49:18,083 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:49:18,083 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 19
[2021-03-24 17:49:18,083 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352745261]
[2021-03-24 17:49:18,084 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 21 states
[2021-03-24 17:49:18,084 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:49:18,084 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants.
[2021-03-24 17:49:18,084 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=381, Unknown=0, NotChecked=0, Total=420
[2021-03-24 17:49:18,084 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:49:18,086 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 829 places, 11317 transitions, 231946 flow. Second operand  has 21 states, 21 states have (on average 10.952380952380953) internal successors, (230), 21 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:49:18,086 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:49:18,086 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:49:18,086 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:50:28,605 INFO  L129       PetriNetUnfolder]: 9225/42702 cut-off events.
[2021-03-24 17:50:28,605 INFO  L130       PetriNetUnfolder]: For 237454/237454 co-relation queries the response was YES.
[2021-03-24 17:50:31,443 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 200851 conditions, 42702 events. 9225/42702 cut-off events. For 237454/237454 co-relation queries the response was YES. Maximal size of possible extension queue 4694. Compared 729700 event pairs, 0 based on Foata normal form. 1/42703 useless extension candidates. Maximal degree in co-relation 200197. Up to 9244 conditions per place. 
[2021-03-24 17:50:31,582 INFO  L132   encePairwiseOnDemand]: 12/16 looper letters, 49 selfloop transitions, 11301 changer transitions 0/11356 dead transitions.
[2021-03-24 17:50:31,582 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 849 places, 11356 transitions, 254894 flow
[2021-03-24 17:50:31,583 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-03-24 17:50:31,583 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 21 states.
[2021-03-24 17:50:31,598 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 252 transitions.
[2021-03-24 17:50:31,599 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.75
[2021-03-24 17:50:31,599 INFO  L72            ComplementDD]: Start complementDD. Operand 21 states and 252 transitions.
[2021-03-24 17:50:31,599 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 21 states and 252 transitions.
[2021-03-24 17:50:31,599 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:50:31,600 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 252 transitions.
[2021-03-24 17:50:31,601 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 22 states, 21 states have (on average 12.0) internal successors, (252), 21 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:50:31,602 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 22 states, 22 states have (on average 16.0) internal successors, (352), 22 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:50:31,602 INFO  L81            ComplementDD]: Finished complementDD. Result  has 22 states, 22 states have (on average 16.0) internal successors, (352), 22 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:50:31,602 INFO  L185             Difference]: Start difference. First operand has 829 places, 11317 transitions, 231946 flow. Second operand 21 states and 252 transitions.
[2021-03-24 17:50:31,602 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 849 places, 11356 transitions, 254894 flow
[2021-03-24 17:50:51,447 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 656 places, 11356 transitions, 219958 flow, removed 236 selfloop flow, removed 193 redundant places.
[2021-03-24 17:50:51,624 INFO  L241             Difference]: Finished difference. Result has 657 places, 11318 transitions, 219639 flow
[2021-03-24 17:50:51,630 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=197014, PETRI_DIFFERENCE_MINUEND_PLACES=636, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=11317, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11300, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=219639, PETRI_PLACES=657, PETRI_TRANSITIONS=11318}
[2021-03-24 17:50:51,630 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 642 predicate places.
[2021-03-24 17:50:51,630 INFO  L480      AbstractCegarLoop]: Abstraction has has 657 places, 11318 transitions, 219639 flow
[2021-03-24 17:50:51,631 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 21 states, 21 states have (on average 10.952380952380953) internal successors, (230), 21 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:50:51,631 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:50:51,631 INFO  L263   CegarLoopForPetriNet]: trace histogram [10, 9, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:50:51,845 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21
[2021-03-24 17:50:51,845 INFO  L428      AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:50:51,845 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:50:51,846 INFO  L82        PathProgramCache]: Analyzing trace with hash -905358928, now seen corresponding path program 21 times
[2021-03-24 17:50:51,846 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:50:51,846 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366738559]
[2021-03-24 17:50:51,846 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:50:51,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:50:51,857 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,857 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,859 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,862 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,862 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,866 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,866 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,870 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,870 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,875 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,875 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,881 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,881 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,887 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,888 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,905 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,905 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,915 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,916 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,916 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,916 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,917 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,917 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,918 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,918 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,918 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,918 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,919 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,919 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,919 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,919 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,920 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,920 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,920 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:51,920 INFO  L134       CoverageAnalysis]: Checked inductivity of 100 backedges. 64 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:50:51,920 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366738559]
[2021-03-24 17:50:51,920 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166325051]
[2021-03-24 17:50:51,920 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 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
[2021-03-24 17:50:51,944 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s)
[2021-03-24 17:50:51,944 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:50:51,944 INFO  L263         TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 20 conjunts are in the unsatisfiable core
[2021-03-24 17:50:51,945 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:50:51,945 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,946 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,946 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,946 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,946 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,947 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,947 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,947 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,947 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,947 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,948 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,948 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,948 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,948 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,949 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,949 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,949 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,949 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,950 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,950 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,950 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,950 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,951 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,951 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,951 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,951 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,952 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,952 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,952 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,952 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,953 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,953 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,953 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,953 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,954 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,954 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,954 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,955 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,955 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,955 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,956 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,956 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,957 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,957 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,958 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,958 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,958 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,958 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,959 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,959 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,959 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,959 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,960 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,960 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,960 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,960 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,961 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,961 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,961 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,962 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,962 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,962 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,963 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,963 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,963 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,964 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,964 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,964 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,964 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,965 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,965 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,965 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,965 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,966 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,966 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,966 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,967 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,967 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,967 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,967 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,967 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,968 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,968 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,968 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,968 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,969 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,969 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,969 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,969 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,969 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,970 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,971 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,971 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,971 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,972 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,972 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,973 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,973 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,973 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,973 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,975 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,975 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,975 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,975 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,976 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,977 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,977 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,977 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,978 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,978 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,978 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,978 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,978 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,979 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,979 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,979 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,979 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,980 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,980 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,980 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,980 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,981 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,981 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,981 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,981 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,982 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,982 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,982 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,982 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,983 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,983 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,983 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,983 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,983 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,984 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,984 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,984 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,985 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,985 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,985 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,986 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,986 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,986 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,986 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,987 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,987 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,987 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,987 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,988 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,988 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,988 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,988 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,989 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,989 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,989 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,989 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,989 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,990 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,990 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,990 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,990 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,991 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,991 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,991 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,992 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,992 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,992 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,992 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,992 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,993 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,993 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,994 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,994 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,995 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,995 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,995 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,995 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,995 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,996 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,996 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,996 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,996 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,997 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,997 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,997 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,998 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,998 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:51,998 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,998 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:51,999 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:51,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:51,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:51,999 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,000 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,000 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,001 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,001 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,001 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,001 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,002 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,002 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,002 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,002 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,002 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,003 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,003 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,003 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,003 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,004 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,004 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,004 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,004 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,005 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,005 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,005 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,005 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,005 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,006 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,006 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,006 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,006 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,007 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,007 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,007 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,007 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,008 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,008 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,008 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,008 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,009 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,009 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,009 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,009 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:50:52,010 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-03-24 17:50:52,010 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-03-24 17:50:52,010 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,011 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,011 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,011 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:50:52,011 INFO  L142       QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size
[2021-03-24 17:50:52,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,012 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,012 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,013 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,014 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,014 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,015 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,015 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,015 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,015 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,015 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,016 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,016 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,016 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,017 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,017 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,017 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,017 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,018 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:50:52,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-03-24 17:50:52,018 INFO  L134       CoverageAnalysis]: Checked inductivity of 100 backedges. 64 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:50:52,018 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:50:52,018 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 11
[2021-03-24 17:50:52,018 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255700476]
[2021-03-24 17:50:52,018 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 12 states
[2021-03-24 17:50:52,019 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:50:52,019 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-03-24 17:50:52,019 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132
[2021-03-24 17:50:52,019 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 12 out of 16
[2021-03-24 17:50:52,019 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 657 places, 11318 transitions, 219639 flow. Second operand  has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 12 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:50:52,019 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:50:52,019 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 12 of 16
[2021-03-24 17:50:52,019 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-03-24 17:52:20,266 INFO  L129       PetriNetUnfolder]: 13960/64491 cut-off events.
[2021-03-24 17:52:20,266 INFO  L130       PetriNetUnfolder]: For 366278/366279 co-relation queries the response was YES.
[2021-03-24 17:52:21,545 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 288596 conditions, 64491 events. 13960/64491 cut-off events. For 366278/366279 co-relation queries the response was YES. Maximal size of possible extension queue 7237. Compared 1167066 event pairs, 0 based on Foata normal form. 3/64494 useless extension candidates. Maximal degree in co-relation 287100. Up to 14349 conditions per place. 
[2021-03-24 17:52:21,742 INFO  L132   encePairwiseOnDemand]: 13/16 looper letters, 2765 selfloop transitions, 13327 changer transitions 0/16099 dead transitions.
[2021-03-24 17:52:21,742 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 668 places, 16099 transitions, 373009 flow
[2021-03-24 17:52:21,743 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-03-24 17:52:21,743 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 12 states.
[2021-03-24 17:52:21,743 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 167 transitions.
[2021-03-24 17:52:21,743 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8697916666666666
[2021-03-24 17:52:21,743 INFO  L72            ComplementDD]: Start complementDD. Operand 12 states and 167 transitions.
[2021-03-24 17:52:21,743 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 12 states and 167 transitions.
[2021-03-24 17:52:21,743 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-03-24 17:52:21,743 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 167 transitions.
[2021-03-24 17:52:21,743 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 13 states, 12 states have (on average 13.916666666666666) internal successors, (167), 12 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:52:21,744 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 13 states, 13 states have (on average 16.0) internal successors, (208), 13 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:52:21,744 INFO  L81            ComplementDD]: Finished complementDD. Result  has 13 states, 13 states have (on average 16.0) internal successors, (208), 13 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:52:21,744 INFO  L185             Difference]: Start difference. First operand has 657 places, 11318 transitions, 219639 flow. Second operand 12 states and 167 transitions.
[2021-03-24 17:52:21,744 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 668 places, 16099 transitions, 373009 flow
[2021-03-24 17:52:41,016 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 650 places, 16099 transitions, 344357 flow, removed 50 selfloop flow, removed 18 redundant places.
[2021-03-24 17:52:41,261 INFO  L241             Difference]: Finished difference. Result has 651 places, 16099 transitions, 347402 flow
[2021-03-24 17:52:41,269 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=16, PETRI_DIFFERENCE_MINUEND_FLOW=198902, PETRI_DIFFERENCE_MINUEND_PLACES=639, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=11318, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9710, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=7, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=347402, PETRI_PLACES=651, PETRI_TRANSITIONS=16099}
[2021-03-24 17:52:41,269 INFO  L343   CegarLoopForPetriNet]: 15 programPoint places, 636 predicate places.
[2021-03-24 17:52:41,269 INFO  L480      AbstractCegarLoop]: Abstraction has has 651 places, 16099 transitions, 347402 flow
[2021-03-24 17:52:41,269 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 13.666666666666666) internal successors, (164), 12 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:52:41,269 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-03-24 17:52:41,269 INFO  L263   CegarLoopForPetriNet]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-03-24 17:52:41,475 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22
[2021-03-24 17:52:41,476 INFO  L428      AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]===
[2021-03-24 17:52:41,476 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-03-24 17:52:41,476 INFO  L82        PathProgramCache]: Analyzing trace with hash -922100995, now seen corresponding path program 22 times
[2021-03-24 17:52:41,476 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-03-24 17:52:41,476 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414903620]
[2021-03-24 17:52:41,476 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-03-24 17:52:41,480 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-03-24 17:52:41,489 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,489 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,494 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,494 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,498 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,499 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,506 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,507 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,513 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,513 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,521 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,539 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,539 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,548 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,548 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,557 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,558 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,568 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,569 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,579 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,580 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,590 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,590 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,601 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,601 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,613 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,613 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,626 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,640 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,654 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,669 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,670 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,685 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,686 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,702 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,702 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:52:41,719 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,720 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,737 INFO  L134       CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:52:41,737 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414903620]
[2021-03-24 17:52:41,737 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [762610829]
[2021-03-24 17:52:41,737 INFO  L93    rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 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
[2021-03-24 17:52:41,763 INFO  L228   tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s)
[2021-03-24 17:52:41,763 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-03-24 17:52:41,763 INFO  L263         TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 43 conjunts are in the unsatisfiable core
[2021-03-24 17:52:41,764 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-03-24 17:52:41,764 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,765 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,765 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,765 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,765 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,765 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,766 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,766 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,768 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,768 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,768 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,769 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,769 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,769 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,769 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,770 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,770 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,770 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,771 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,771 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,771 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,772 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,772 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,772 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,772 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,773 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,773 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,773 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,773 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,774 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,774 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,774 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,774 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,775 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,775 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,775 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,775 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,776 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,776 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,787 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,787 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,788 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,788 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,788 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,788 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,789 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,789 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,789 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,789 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,790 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,790 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,790 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,790 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,791 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,791 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,791 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,792 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,792 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,792 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,792 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,792 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,793 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,793 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,793 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,794 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,794 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,794 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,794 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,794 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,795 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,795 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,795 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,796 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,796 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,796 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,796 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,796 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,797 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,797 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,797 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,798 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,798 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,798 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,798 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,799 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,799 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,799 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,799 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,799 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,800 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,800 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,800 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,800 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,801 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,801 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,801 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,801 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,802 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:52:41,802 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:52:41,802 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,802 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,803 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,803 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:52:41,803 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:52:41,803 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,804 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,804 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,804 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:52:41,804 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:52:41,805 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,805 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,805 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,805 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:52:41,806 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:52:41,806 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,806 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,806 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,807 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-03-24 17:52:41,807 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-03-24 17:52:41,836 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,836 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,836 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,837 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,837 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,837 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,837 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,837 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,838 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,838 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,838 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,839 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,839 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,839 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,839 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,840 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,840 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,840 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,840 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,841 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,841 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,841 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,841 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,841 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,842 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,842 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,842 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,843 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,843 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,843 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,843 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,843 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,844 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,844 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,844 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,845 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,845 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,845 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,845 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,845 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,846 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,846 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,846 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,846 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,847 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,847 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,847 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,847 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,848 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,848 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,848 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,848 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,849 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,849 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,849 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,849 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,850 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,850 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,850 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,850 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,851 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,851 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,851 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,851 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-03-24 17:52:41,852 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,852 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:52:41,852 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,852 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:52:41,853 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,853 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:52:41,853 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,853 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5
[2021-03-24 17:52:41,854 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,854 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,854 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,854 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:52:41,854 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:52:41,855 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,855 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,855 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,855 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:52:41,856 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:52:41,856 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,856 WARN  L159       QuantifierPusher]: Ignoring assumption.
[2021-03-24 17:52:41,856 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,857 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-03-24 17:52:41,857 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-03-24 17:52:41,860 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7
[2021-03-24 17:52:41,860 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,860 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,861 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,861 INFO  L550         ElimStorePlain]: Start of recursive call 2:  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:52:41,862 INFO  L628         ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,862 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,863 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,863 INFO  L550         ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars,  End of recursive call:  and 1 xjuncts.
[2021-03-24 17:52:41,863 INFO  L247         ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:11, output treesize:3
[2021-03-24 17:52:41,863 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,863 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,864 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,864 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,864 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,864 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,865 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,865 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,865 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,865 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,865 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,866 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,866 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,866 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,866 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,867 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,867 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,867 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,867 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,868 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,868 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,868 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,868 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,869 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,869 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,870 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,870 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,870 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,870 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,871 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,871 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-03-24 17:52:41,872 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-03-24 17:52:41,872 INFO  L134       CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-03-24 17:52:41,872 INFO  L219   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-03-24 17:52:41,872 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 21
[2021-03-24 17:52:41,872 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147873327]
[2021-03-24 17:52:41,872 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 23 states
[2021-03-24 17:52:41,872 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-03-24 17:52:41,872 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-03-24 17:52:41,873 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=463, Unknown=0, NotChecked=0, Total=506
[2021-03-24 17:52:41,873 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 10 out of 16
[2021-03-24 17:52:41,873 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 651 places, 16099 transitions, 347402 flow. Second operand  has 23 states, 23 states have (on average 10.956521739130435) internal successors, (252), 23 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-03-24 17:52:41,873 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-03-24 17:52:41,873 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 10 of 16
[2021-03-24 17:52:41,873 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
Received shutdown request...
[2021-03-24 17:54:01,493 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2021-03-24 17:54:01,708 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-03-24 17:54:01,708 WARN  L545      AbstractCegarLoop]: Verification canceled
[2021-03-24 17:54:01,710 WARN  L224   ceAbstractionStarter]: Timeout
[2021-03-24 17:54:01,711 INFO  L202        PluginConnector]: Adding new model context1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.03 05:54:01 BasicIcfg
[2021-03-24 17:54:01,711 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-03-24 17:54:01,711 INFO  L168              Benchmark]: Toolchain (without parser) took 868462.50 ms. Allocated memory was 323.0 MB in the beginning and 7.8 GB in the end (delta: 7.5 GB). Free memory was 303.4 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.0 GB.
[2021-03-24 17:54:01,711 INFO  L168              Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 323.0 MB. Free memory was 304.5 MB in the beginning and 304.5 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-03-24 17:54:01,711 INFO  L168              Benchmark]: Boogie Procedure Inliner took 17.54 ms. Allocated memory is still 323.0 MB. Free memory was 303.3 MB in the beginning and 301.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-03-24 17:54:01,711 INFO  L168              Benchmark]: Boogie Preprocessor took 9.67 ms. Allocated memory is still 323.0 MB. Free memory was 301.9 MB in the beginning and 301.0 MB in the end (delta: 916.5 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-03-24 17:54:01,711 INFO  L168              Benchmark]: RCFGBuilder took 207.71 ms. Allocated memory is still 323.0 MB. Free memory was 300.9 MB in the beginning and 289.0 MB in the end (delta: 11.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB.
[2021-03-24 17:54:01,711 INFO  L168              Benchmark]: TraceAbstraction took 868224.13 ms. Allocated memory was 323.0 MB in the beginning and 7.8 GB in the end (delta: 7.5 GB). Free memory was 288.6 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.0 GB.
[2021-03-24 17:54:01,711 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 323.0 MB. Free memory was 304.5 MB in the beginning and 304.5 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.0 GB.
 * Boogie Procedure Inliner took 17.54 ms. Allocated memory is still 323.0 MB. Free memory was 303.3 MB in the beginning and 301.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB.
 * Boogie Preprocessor took 9.67 ms. Allocated memory is still 323.0 MB. Free memory was 301.9 MB in the beginning and 301.0 MB in the end (delta: 916.5 kB). There was no memory consumed. Max. memory is 16.0 GB.
 * RCFGBuilder took 207.71 ms. Allocated memory is still 323.0 MB. Free memory was 300.9 MB in the beginning and 289.0 MB in the end (delta: 11.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB.
 * TraceAbstraction took 868224.13 ms. Allocated memory was 323.0 MB in the beginning and 7.8 GB in the end (delta: 7.5 GB). Free memory was 288.6 MB in the beginning and 6.5 GB in the end (delta: -6.2 GB). Peak memory consumption was 1.5 GB. Max. memory is 16.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    Lipton Reduction Statistics: ReductionTime: 50.4ms, 16 PlacesBefore, 15 PlacesAfterwards, 11 TransitionsBefore, 10 TransitionsAfterwards, 16 CoEnabledTransitionPairs, 2 FixpointIterations, 1 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 1 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 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
  - TimeoutResultAtElement [Line: 47]: Timeout (TraceAbstraction)
    Unable to prove that assertion always holds (line 47). Cancelled while CegarLoopForPetriNet was enhancing Floyd-Hoare automaton (23states, 10/16 universal loopers) in iteration 24,while PetriNetUnfolder was constructing finite prefix that currently has 149612 conditions, 24351 events (5738/24350 cut-off events. For 241641/241641 co-relation queries the response was YES. Maximal size of possible extension queue 6464. Compared 431319 event pairs, 0 based on Foata normal form. 0/30815 useless extension candidates. Maximal degree in co-relation 149509. Up to 6663 conditions per place.).
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 16.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 868149.0ms, OverallIterations: 24, TraceHistogramMax: 10, EmptinessCheckTime: 0.0ms, AutomataDifference: 816347.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 94.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 140 SDtfs, 526 SDslu, 2069 SDs, 0 SdLazy, 2471 SolverSat, 1510 SolverUnsat, 30 SolverUnknown, 0 SolverNotchecked, 42949.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1237 GetRequests, 402 SyntacticMatches, 22 SemanticMatches, 813 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72669 ImplicationChecksByTransitivity, 427578.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=347402occurred in iteration=23, InterpolantAutomatonStates: 666, 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: 82.7ms SsaConstructionTime, 370.5ms SatisfiabilityAnalysisTime, 45974.9ms InterpolantComputationTime, 865 NumberOfCodeBlocks, 865 NumberOfCodeBlocksAsserted, 85 NumberOfCheckSat, 819 ConstructedInterpolants, 19 QuantifiedInterpolants, 3920 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1838 ConjunctsInSsa, 459 ConjunctsInUnsatCore, 46 InterpolantComputations, 2 PerfectInterpolantSequences, 483/1989 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