/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-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 08:48:32,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 08:48:32,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 08:48:32,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 08:48:32,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 08:48:32,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 08:48:32,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 08:48:32,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 08:48:32,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 08:48:32,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 08:48:32,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 08:48:32,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 08:48:32,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 08:48:32,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 08:48:32,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 08:48:32,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 08:48:32,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 08:48:32,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 08:48:32,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 08:48:32,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 08:48:32,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 08:48:32,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 08:48:32,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 08:48:32,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 08:48:32,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 08:48:32,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 08:48:32,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 08:48:32,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 08:48:32,632 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-NoLbe.epf [2021-03-11 08:48:32,661 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 08:48:32,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 08:48:32,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 08:48:32,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 08:48:32,663 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 08:48:32,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 08:48:32,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 08:48:32,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 08:48:32,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 08:48:32,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 08:48:32,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 08:48:32,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 08:48:32,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 08:48:32,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-11 08:48:32,666 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 08:48:32,667 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 08:48:32,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 08:48:32,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 08:48:32,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 08:48:32,913 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-11 08:48:32,913 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-11 08:48:32,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl [2021-03-11 08:48:32,914 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/test/hard1.wvr.bpl' [2021-03-11 08:48:32,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 08:48:32,942 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-11 08:48:32,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 08:48:32,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 08:48:32,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 08:48:32,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 08:48:32,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 08:48:32,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 08:48:32,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 08:48:32,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... [2021-03-11 08:48:32,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 08:48:32,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 08:48:32,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 08:48:32,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 08:48:32,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 08:48:33,016 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-11 08:48:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-11 08:48:33,016 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-11 08:48:33,016 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-11 08:48:33,016 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-11 08:48:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-11 08:48:33,017 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-11 08:48:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 08:48:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 08:48:33,017 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-11 08:48:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-11 08:48:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-11 08:48:33,017 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-11 08:48:33,017 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-11 08:48:33,017 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-11 08:48:33,018 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-11 08:48:33,240 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 08:48:33,240 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-11 08:48:33,241 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:48:33 BoogieIcfgContainer [2021-03-11 08:48:33,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 08:48:33,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 08:48:33,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 08:48:33,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 08:48:33,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 08:48:32" (1/2) ... [2021-03-11 08:48:33,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14e1472e and model type hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 08:48:33, skipping insertion in model container [2021-03-11 08:48:33,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 08:48:33" (2/2) ... [2021-03-11 08:48:33,246 INFO L111 eAbstractionObserver]: Analyzing ICFG hard1.wvr.bpl [2021-03-11 08:48:33,249 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 08:48:33,252 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 08:48:33,252 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 08:48:33,298 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-03-11 08:48:33,310 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-03-11 08:48:33,323 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 08:48:33,323 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 08:48:33,323 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 08:48:33,323 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 08:48:33,323 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 08:48:33,323 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 08:48:33,323 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 08:48:33,323 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 08:48:33,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 42 places, 33 transitions, 98 flow [2021-03-11 08:48:33,355 INFO L129 PetriNetUnfolder]: 4/29 cut-off events. [2021-03-11 08:48:33,355 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-11 08:48:33,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 29 events. 4/29 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 40 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 25. Up to 2 conditions per place. [2021-03-11 08:48:33,358 INFO L82 GeneralOperation]: Start removeDead. Operand has 42 places, 33 transitions, 98 flow [2021-03-11 08:48:33,361 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 36 places, 27 transitions, 78 flow [2021-03-11 08:48:33,370 INFO L129 PetriNetUnfolder]: 4/26 cut-off events. [2021-03-11 08:48:33,370 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-03-11 08:48:33,370 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:33,383 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:33,384 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:33,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:33,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1892143920, now seen corresponding path program 1 times [2021-03-11 08:48:33,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:33,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155668728] [2021-03-11 08:48:33,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:33,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:33,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:33,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:33,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:33,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155668728] [2021-03-11 08:48:33,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:48:33,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-11 08:48:33,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704147167] [2021-03-11 08:48:33,527 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 08:48:33,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:33,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 08:48:33,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 08:48:33,538 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 33 [2021-03-11 08:48:33,541 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 27 transitions, 78 flow. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,541 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:33,541 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 33 [2021-03-11 08:48:33,542 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:33,576 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][25], [34#L66true, 6#L19-1true, 22#L52-1true, thread3Thread1of1ForFork2InUse, 25#L41-1true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 28#L30-1true, thread2Thread1of1ForFork1InUse, 46#true]) [2021-03-11 08:48:33,576 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 08:48:33,576 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 08:48:33,576 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 08:48:33,576 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 08:48:33,582 INFO L129 PetriNetUnfolder]: 19/62 cut-off events. [2021-03-11 08:48:33,582 INFO L130 PetriNetUnfolder]: For 11/11 co-relation queries the response was YES. [2021-03-11 08:48:33,583 INFO L84 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 62 events. 19/62 cut-off events. For 11/11 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 175 event pairs, 0 based on Foata normal form. 1/51 useless extension candidates. Maximal degree in co-relation 80. Up to 22 conditions per place. [2021-03-11 08:48:33,585 INFO L132 encePairwiseOnDemand]: 27/33 looper letters, 5 selfloop transitions, 5 changer transitions 0/31 dead transitions. [2021-03-11 08:48:33,585 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 38 places, 31 transitions, 106 flow [2021-03-11 08:48:33,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 08:48:33,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 08:48:33,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 89 transitions. [2021-03-11 08:48:33,592 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.898989898989899 [2021-03-11 08:48:33,592 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 89 transitions. [2021-03-11 08:48:33,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 89 transitions. [2021-03-11 08:48:33,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:33,595 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 89 transitions. [2021-03-11 08:48:33,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,599 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,599 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,600 INFO L185 Difference]: Start difference. First operand has 36 places, 27 transitions, 78 flow. Second operand 3 states and 89 transitions. [2021-03-11 08:48:33,601 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 38 places, 31 transitions, 106 flow [2021-03-11 08:48:33,603 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 30 places, 31 transitions, 90 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-03-11 08:48:33,604 INFO L241 Difference]: Finished difference. Result has 31 places, 31 transitions, 95 flow [2021-03-11 08:48:33,606 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=62, PETRI_DIFFERENCE_MINUEND_PLACES=28, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=95, PETRI_PLACES=31, PETRI_TRANSITIONS=31} [2021-03-11 08:48:33,606 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, -5 predicate places. [2021-03-11 08:48:33,606 INFO L480 AbstractCegarLoop]: Abstraction has has 31 places, 31 transitions, 95 flow [2021-03-11 08:48:33,606 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,606 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:33,607 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:33,607 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 08:48:33,607 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:33,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:33,607 INFO L82 PathProgramCache]: Analyzing trace with hash 1515454654, now seen corresponding path program 1 times [2021-03-11 08:48:33,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:33,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631568947] [2021-03-11 08:48:33,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:33,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:33,642 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:48:33,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:33,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:33,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:33,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:33,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631568947] [2021-03-11 08:48:33,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:48:33,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-11 08:48:33,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943452299] [2021-03-11 08:48:33,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 08:48:33,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:33,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 08:48:33,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-11 08:48:33,659 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:33,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 31 places, 31 transitions, 95 flow. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,659 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:33,660 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:33,660 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:33,844 INFO L129 PetriNetUnfolder]: 761/1110 cut-off events. [2021-03-11 08:48:33,845 INFO L130 PetriNetUnfolder]: For 125/125 co-relation queries the response was YES. [2021-03-11 08:48:33,849 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2582 conditions, 1110 events. 761/1110 cut-off events. For 125/125 co-relation queries the response was YES. Maximal size of possible extension queue 118. Compared 4891 event pairs, 27 based on Foata normal form. 0/780 useless extension candidates. Maximal degree in co-relation 2540. Up to 432 conditions per place. [2021-03-11 08:48:33,855 INFO L132 encePairwiseOnDemand]: 22/33 looper letters, 29 selfloop transitions, 13 changer transitions 0/56 dead transitions. [2021-03-11 08:48:33,856 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 35 places, 56 transitions, 237 flow [2021-03-11 08:48:33,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 08:48:33,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 08:48:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 140 transitions. [2021-03-11 08:48:33,860 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8484848484848485 [2021-03-11 08:48:33,860 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 140 transitions. [2021-03-11 08:48:33,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 140 transitions. [2021-03-11 08:48:33,861 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:33,861 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 140 transitions. [2021-03-11 08:48:33,863 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.0) internal successors, (140), 5 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) [2021-03-11 08:48:33,865 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,868 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,868 INFO L185 Difference]: Start difference. First operand has 31 places, 31 transitions, 95 flow. Second operand 5 states and 140 transitions. [2021-03-11 08:48:33,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 35 places, 56 transitions, 237 flow [2021-03-11 08:48:33,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 34 places, 56 transitions, 232 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 08:48:33,877 INFO L241 Difference]: Finished difference. Result has 38 places, 39 transitions, 184 flow [2021-03-11 08:48:33,878 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=90, PETRI_DIFFERENCE_MINUEND_PLACES=30, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=31, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=20, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=184, PETRI_PLACES=38, PETRI_TRANSITIONS=39} [2021-03-11 08:48:33,878 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 2 predicate places. [2021-03-11 08:48:33,878 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 39 transitions, 184 flow [2021-03-11 08:48:33,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,878 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:33,879 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:33,879 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-11 08:48:33,879 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:33,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:33,880 INFO L82 PathProgramCache]: Analyzing trace with hash -1437269246, now seen corresponding path program 1 times [2021-03-11 08:48:33,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:33,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462452596] [2021-03-11 08:48:33,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:33,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:33,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:33,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:33,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:33,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:33,926 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462452596] [2021-03-11 08:48:33,926 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:48:33,926 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 08:48:33,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712957837] [2021-03-11 08:48:33,926 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 08:48:33,927 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:33,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 08:48:33,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 08:48:33,927 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 33 [2021-03-11 08:48:33,928 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 39 transitions, 184 flow. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,928 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:33,928 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 33 [2021-03-11 08:48:33,928 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:33,975 INFO L129 PetriNetUnfolder]: 228/476 cut-off events. [2021-03-11 08:48:33,975 INFO L130 PetriNetUnfolder]: For 384/435 co-relation queries the response was YES. [2021-03-11 08:48:33,977 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1293 conditions, 476 events. 228/476 cut-off events. For 384/435 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2590 event pairs, 54 based on Foata normal form. 29/480 useless extension candidates. Maximal degree in co-relation 1224. Up to 159 conditions per place. [2021-03-11 08:48:33,980 INFO L132 encePairwiseOnDemand]: 31/33 looper letters, 16 selfloop transitions, 1 changer transitions 0/41 dead transitions. [2021-03-11 08:48:33,980 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 41 transitions, 226 flow [2021-03-11 08:48:33,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 08:48:33,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 08:48:33,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 85 transitions. [2021-03-11 08:48:33,982 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8585858585858586 [2021-03-11 08:48:33,983 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 85 transitions. [2021-03-11 08:48:33,983 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 85 transitions. [2021-03-11 08:48:33,983 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:33,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 85 transitions. [2021-03-11 08:48:33,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,984 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,984 INFO L185 Difference]: Start difference. First operand has 38 places, 39 transitions, 184 flow. Second operand 3 states and 85 transitions. [2021-03-11 08:48:33,984 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 41 transitions, 226 flow [2021-03-11 08:48:33,988 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 41 transitions, 221 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 08:48:33,989 INFO L241 Difference]: Finished difference. Result has 40 places, 39 transitions, 188 flow [2021-03-11 08:48:33,989 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=179, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=188, PETRI_PLACES=40, PETRI_TRANSITIONS=39} [2021-03-11 08:48:33,990 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 4 predicate places. [2021-03-11 08:48:33,990 INFO L480 AbstractCegarLoop]: Abstraction has has 40 places, 39 transitions, 188 flow [2021-03-11 08:48:33,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:33,990 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:33,990 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:33,990 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-11 08:48:33,991 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:33,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:33,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1100863210, now seen corresponding path program 2 times [2021-03-11 08:48:33,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:33,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007881972] [2021-03-11 08:48:33,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:34,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:34,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007881972] [2021-03-11 08:48:34,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:48:34,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 08:48:34,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272104375] [2021-03-11 08:48:34,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 08:48:34,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:34,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 08:48:34,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 08:48:34,035 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:34,035 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 39 transitions, 188 flow. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 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) [2021-03-11 08:48:34,035 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:34,035 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:34,036 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:34,146 INFO L129 PetriNetUnfolder]: 600/994 cut-off events. [2021-03-11 08:48:34,146 INFO L130 PetriNetUnfolder]: For 1278/1464 co-relation queries the response was YES. [2021-03-11 08:48:34,147 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3012 conditions, 994 events. 600/994 cut-off events. For 1278/1464 co-relation queries the response was YES. Maximal size of possible extension queue 100. Compared 5001 event pairs, 62 based on Foata normal form. 40/1014 useless extension candidates. Maximal degree in co-relation 2909. Up to 487 conditions per place. [2021-03-11 08:48:34,151 INFO L132 encePairwiseOnDemand]: 22/33 looper letters, 37 selfloop transitions, 6 changer transitions 6/63 dead transitions. [2021-03-11 08:48:34,151 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 63 transitions, 415 flow [2021-03-11 08:48:34,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 08:48:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 08:48:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 137 transitions. [2021-03-11 08:48:34,153 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8303030303030303 [2021-03-11 08:48:34,154 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 137 transitions. [2021-03-11 08:48:34,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 137 transitions. [2021-03-11 08:48:34,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:34,154 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 137 transitions. [2021-03-11 08:48:34,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,156 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,156 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,156 INFO L185 Difference]: Start difference. First operand has 40 places, 39 transitions, 188 flow. Second operand 5 states and 137 transitions. [2021-03-11 08:48:34,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 63 transitions, 415 flow [2021-03-11 08:48:34,160 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 63 transitions, 411 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 08:48:34,161 INFO L241 Difference]: Finished difference. Result has 46 places, 39 transitions, 217 flow [2021-03-11 08:48:34,161 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=187, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=217, PETRI_PLACES=46, PETRI_TRANSITIONS=39} [2021-03-11 08:48:34,161 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 10 predicate places. [2021-03-11 08:48:34,161 INFO L480 AbstractCegarLoop]: Abstraction has has 46 places, 39 transitions, 217 flow [2021-03-11 08:48:34,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 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) [2021-03-11 08:48:34,162 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:34,162 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:34,162 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 08:48:34,162 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:34,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:34,163 INFO L82 PathProgramCache]: Analyzing trace with hash 191858928, now seen corresponding path program 1 times [2021-03-11 08:48:34,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:34,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716569064] [2021-03-11 08:48:34,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:34,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,194 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:48:34,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:34,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716569064] [2021-03-11 08:48:34,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789550807] [2021-03-11 08:48:34,207 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 [2021-03-11 08:48:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:34,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 08:48:34,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:34,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:34,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 08:48:34,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,356 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:48:34,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:34,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:34,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-11 08:48:34,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291768206] [2021-03-11 08:48:34,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:34,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:34,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:34,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:34,376 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:34,376 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 46 places, 39 transitions, 217 flow. Second operand has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 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) [2021-03-11 08:48:34,376 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:34,376 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:34,376 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:34,505 INFO L129 PetriNetUnfolder]: 1016/1470 cut-off events. [2021-03-11 08:48:34,505 INFO L130 PetriNetUnfolder]: For 2185/2366 co-relation queries the response was YES. [2021-03-11 08:48:34,508 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5205 conditions, 1470 events. 1016/1470 cut-off events. For 2185/2366 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 6347 event pairs, 105 based on Foata normal form. 75/1529 useless extension candidates. Maximal degree in co-relation 5165. Up to 656 conditions per place. [2021-03-11 08:48:34,516 INFO L132 encePairwiseOnDemand]: 21/33 looper letters, 46 selfloop transitions, 17 changer transitions 0/77 dead transitions. [2021-03-11 08:48:34,516 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 50 places, 77 transitions, 551 flow [2021-03-11 08:48:34,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:48:34,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:48:34,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-11 08:48:34,517 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8434343434343434 [2021-03-11 08:48:34,517 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-11 08:48:34,518 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-11 08:48:34,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:34,518 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-11 08:48:34,518 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,519 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,520 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,520 INFO L185 Difference]: Start difference. First operand has 46 places, 39 transitions, 217 flow. Second operand 6 states and 167 transitions. [2021-03-11 08:48:34,520 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 50 places, 77 transitions, 551 flow [2021-03-11 08:48:34,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 77 transitions, 534 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-03-11 08:48:34,525 INFO L241 Difference]: Finished difference. Result has 51 places, 47 transitions, 309 flow [2021-03-11 08:48:34,525 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=309, PETRI_PLACES=51, PETRI_TRANSITIONS=47} [2021-03-11 08:48:34,525 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 15 predicate places. [2021-03-11 08:48:34,525 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 47 transitions, 309 flow [2021-03-11 08:48:34,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 20.833333333333332) internal successors, (125), 6 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) [2021-03-11 08:48:34,525 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:34,525 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:34,739 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:34,739 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:34,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:34,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1203814284, now seen corresponding path program 1 times [2021-03-11 08:48:34,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:34,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489720882] [2021-03-11 08:48:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:34,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,780 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:48:34,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,790 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 08:48:34,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:34,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489720882] [2021-03-11 08:48:34,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694765741] [2021-03-11 08:48:34,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:34,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:48:34,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:34,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:34,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:34,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:34,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:34,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:34,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:34,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:34,876 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-11 08:48:34,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:34,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:34,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:34,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:34,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:34,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:34,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:34,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:34,921 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:48:34,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:34,949 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:48:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:34,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:34,952 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:34,952 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:34,952 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:48:34,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766335720] [2021-03-11 08:48:34,952 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:34,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:34,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:34,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:34,953 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:48:34,953 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 47 transitions, 309 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:34,953 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:34,953 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:48:34,953 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:35,188 INFO L129 PetriNetUnfolder]: 1982/2980 cut-off events. [2021-03-11 08:48:35,188 INFO L130 PetriNetUnfolder]: For 8053/8181 co-relation queries the response was YES. [2021-03-11 08:48:35,194 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12695 conditions, 2980 events. 1982/2980 cut-off events. For 8053/8181 co-relation queries the response was YES. Maximal size of possible extension queue 268. Compared 15692 event pairs, 154 based on Foata normal form. 15/2981 useless extension candidates. Maximal degree in co-relation 12593. Up to 1715 conditions per place. [2021-03-11 08:48:35,211 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 69 selfloop transitions, 47 changer transitions 0/129 dead transitions. [2021-03-11 08:48:35,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 56 places, 129 transitions, 1162 flow [2021-03-11 08:48:35,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:48:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:48:35,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2021-03-11 08:48:35,212 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8585858585858586 [2021-03-11 08:48:35,212 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 170 transitions. [2021-03-11 08:48:35,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 170 transitions. [2021-03-11 08:48:35,212 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:35,212 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 170 transitions. [2021-03-11 08:48:35,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:35,213 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:35,213 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:35,213 INFO L185 Difference]: Start difference. First operand has 51 places, 47 transitions, 309 flow. Second operand 6 states and 170 transitions. [2021-03-11 08:48:35,213 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 56 places, 129 transitions, 1162 flow [2021-03-11 08:48:35,227 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 54 places, 129 transitions, 1111 flow, removed 18 selfloop flow, removed 2 redundant places. [2021-03-11 08:48:35,229 INFO L241 Difference]: Finished difference. Result has 56 places, 87 transitions, 755 flow [2021-03-11 08:48:35,229 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=288, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=15, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=755, PETRI_PLACES=56, PETRI_TRANSITIONS=87} [2021-03-11 08:48:35,229 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 20 predicate places. [2021-03-11 08:48:35,229 INFO L480 AbstractCegarLoop]: Abstraction has has 56 places, 87 transitions, 755 flow [2021-03-11 08:48:35,229 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:35,229 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:35,229 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:35,443 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:35,443 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:35,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:35,444 INFO L82 PathProgramCache]: Analyzing trace with hash 699694082, now seen corresponding path program 2 times [2021-03-11 08:48:35,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:35,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917044327] [2021-03-11 08:48:35,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:35,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:35,477 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:48:35,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:35,485 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:48:35,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:35,492 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 08:48:35,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:35,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:35,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917044327] [2021-03-11 08:48:35,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941025174] [2021-03-11 08:48:35,505 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 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 [2021-03-11 08:48:35,535 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:48:35,535 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:35,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:48:35,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:35,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:35,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:35,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:35,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:35,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:35,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:35,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:35,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:35,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:35,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:35,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:35,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:35,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:35,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:35,562 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-11 08:48:35,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:35,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:35,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:35,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:35,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:35,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:35,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:35,574 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:48:35,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:35,597 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:48:35,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:35,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:35,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:35,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:35,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:35,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:35,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:35,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:48:35,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055643275] [2021-03-11 08:48:35,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:35,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:35,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:35,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:35,601 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:48:35,601 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 56 places, 87 transitions, 755 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:35,601 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:35,601 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:48:35,601 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:36,046 INFO L129 PetriNetUnfolder]: 2962/4463 cut-off events. [2021-03-11 08:48:36,046 INFO L130 PetriNetUnfolder]: For 16381/16571 co-relation queries the response was YES. [2021-03-11 08:48:36,057 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22298 conditions, 4463 events. 2962/4463 cut-off events. For 16381/16571 co-relation queries the response was YES. Maximal size of possible extension queue 381. Compared 25404 event pairs, 338 based on Foata normal form. 20/4468 useless extension candidates. Maximal degree in co-relation 22129. Up to 3152 conditions per place. [2021-03-11 08:48:36,100 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 101 selfloop transitions, 84 changer transitions 0/198 dead transitions. [2021-03-11 08:48:36,100 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 198 transitions, 2151 flow [2021-03-11 08:48:36,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:48:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:48:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-11 08:48:36,101 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8434343434343434 [2021-03-11 08:48:36,101 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-11 08:48:36,102 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-11 08:48:36,102 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:36,102 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-11 08:48:36,102 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:36,102 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:36,103 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:36,103 INFO L185 Difference]: Start difference. First operand has 56 places, 87 transitions, 755 flow. Second operand 6 states and 167 transitions. [2021-03-11 08:48:36,103 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 198 transitions, 2151 flow [2021-03-11 08:48:36,124 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 61 places, 198 transitions, 2097 flow, removed 27 selfloop flow, removed 0 redundant places. [2021-03-11 08:48:36,128 INFO L241 Difference]: Finished difference. Result has 64 places, 162 transitions, 1810 flow [2021-03-11 08:48:36,129 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=725, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1810, PETRI_PLACES=64, PETRI_TRANSITIONS=162} [2021-03-11 08:48:36,129 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 28 predicate places. [2021-03-11 08:48:36,129 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 162 transitions, 1810 flow [2021-03-11 08:48:36,129 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:36,129 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:36,129 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:36,343 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:36,343 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:36,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:36,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1473536438, now seen corresponding path program 1 times [2021-03-11 08:48:36,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:36,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952884993] [2021-03-11 08:48:36,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:36,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:36,380 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:48:36,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:36,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:36,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952884993] [2021-03-11 08:48:36,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2103105476] [2021-03-11 08:48:36,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:36,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 08:48:36,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:36,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,423 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-11 08:48:36,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:36,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:36,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:36,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 08:48:36,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:36,440 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-11 08:48:36,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:36,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:36,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:48:36,457 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-11 08:48:36,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-03-11 08:48:36,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049261472] [2021-03-11 08:48:36,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 08:48:36,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:36,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 08:48:36,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:36,458 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:36,458 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 162 transitions, 1810 flow. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:36,458 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:36,458 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:36,458 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:36,961 INFO L129 PetriNetUnfolder]: 3367/5293 cut-off events. [2021-03-11 08:48:36,961 INFO L130 PetriNetUnfolder]: For 30186/30328 co-relation queries the response was YES. [2021-03-11 08:48:36,974 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29594 conditions, 5293 events. 3367/5293 cut-off events. For 30186/30328 co-relation queries the response was YES. Maximal size of possible extension queue 479. Compared 33195 event pairs, 336 based on Foata normal form. 76/5359 useless extension candidates. Maximal degree in co-relation 29415. Up to 1846 conditions per place. [2021-03-11 08:48:37,004 INFO L132 encePairwiseOnDemand]: 24/33 looper letters, 266 selfloop transitions, 82 changer transitions 0/362 dead transitions. [2021-03-11 08:48:37,005 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 362 transitions, 4827 flow [2021-03-11 08:48:37,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 08:48:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 08:48:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-11 08:48:37,006 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8606060606060606 [2021-03-11 08:48:37,006 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-11 08:48:37,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-11 08:48:37,006 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:37,006 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-11 08:48:37,006 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:37,006 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:37,006 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:37,006 INFO L185 Difference]: Start difference. First operand has 64 places, 162 transitions, 1810 flow. Second operand 5 states and 142 transitions. [2021-03-11 08:48:37,007 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 362 transitions, 4827 flow [2021-03-11 08:48:37,038 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 362 transitions, 4777 flow, removed 25 selfloop flow, removed 0 redundant places. [2021-03-11 08:48:37,041 INFO L241 Difference]: Finished difference. Result has 72 places, 239 transitions, 3210 flow [2021-03-11 08:48:37,042 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=1788, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=3210, PETRI_PLACES=72, PETRI_TRANSITIONS=239} [2021-03-11 08:48:37,042 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 36 predicate places. [2021-03-11 08:48:37,042 INFO L480 AbstractCegarLoop]: Abstraction has has 72 places, 239 transitions, 3210 flow [2021-03-11 08:48:37,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:37,042 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:37,042 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:37,258 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:37,259 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:37,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:37,259 INFO L82 PathProgramCache]: Analyzing trace with hash 137995896, now seen corresponding path program 3 times [2021-03-11 08:48:37,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:37,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052836037] [2021-03-11 08:48:37,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:37,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,281 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:48:37,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,285 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:48:37,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:37,292 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 08:48:37,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:37,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:48:37,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052836037] [2021-03-11 08:48:37,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151261460] [2021-03-11 08:48:37,299 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-11 08:48:37,325 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-11 08:48:37,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:37,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:37,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:37,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:37,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:37,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:37,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:37,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:37,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:37,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:37,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:37,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:37,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:37,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:37,353 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-11 08:48:37,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:37,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:37,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:37,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:37,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:37,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:37,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:37,374 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:48:37,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:37,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:37,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:37,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:37,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:37,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:37,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:48:37,391 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:37,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:48:37,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757515563] [2021-03-11 08:48:37,392 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:37,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:37,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:37,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:37,392 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:48:37,392 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 72 places, 239 transitions, 3210 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:37,392 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:37,392 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:48:37,392 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:37,984 INFO L129 PetriNetUnfolder]: 4063/6292 cut-off events. [2021-03-11 08:48:37,985 INFO L130 PetriNetUnfolder]: For 48742/48977 co-relation queries the response was YES. [2021-03-11 08:48:38,006 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40537 conditions, 6292 events. 4063/6292 cut-off events. For 48742/48977 co-relation queries the response was YES. Maximal size of possible extension queue 568. Compared 39686 event pairs, 595 based on Foata normal form. 16/6300 useless extension candidates. Maximal degree in co-relation 40315. Up to 4868 conditions per place. [2021-03-11 08:48:38,044 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 264 selfloop transitions, 67 changer transitions 0/344 dead transitions. [2021-03-11 08:48:38,044 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 77 places, 344 transitions, 5153 flow [2021-03-11 08:48:38,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:48:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:48:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-11 08:48:38,045 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8383838383838383 [2021-03-11 08:48:38,045 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-11 08:48:38,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-11 08:48:38,045 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:38,045 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-11 08:48:38,045 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:38,046 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:38,046 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:38,046 INFO L185 Difference]: Start difference. First operand has 72 places, 239 transitions, 3210 flow. Second operand 6 states and 166 transitions. [2021-03-11 08:48:38,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 77 places, 344 transitions, 5153 flow [2021-03-11 08:48:38,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 344 transitions, 5135 flow, removed 9 selfloop flow, removed 0 redundant places. [2021-03-11 08:48:38,094 INFO L241 Difference]: Finished difference. Result has 80 places, 289 transitions, 4150 flow [2021-03-11 08:48:38,095 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=3204, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=239, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=196, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=4150, PETRI_PLACES=80, PETRI_TRANSITIONS=289} [2021-03-11 08:48:38,095 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 44 predicate places. [2021-03-11 08:48:38,095 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 289 transitions, 4150 flow [2021-03-11 08:48:38,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:38,096 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:38,096 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:38,311 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:38,312 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:38,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:38,312 INFO L82 PathProgramCache]: Analyzing trace with hash 121124668, now seen corresponding path program 2 times [2021-03-11 08:48:38,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:38,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594927682] [2021-03-11 08:48:38,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:38,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:38,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:38,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:38,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594927682] [2021-03-11 08:48:38,340 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497608293] [2021-03-11 08:48:38,340 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:38,361 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:48:38,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:38,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 08:48:38,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:38,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:38,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:38,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:38,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:38,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:38,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:38,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:48:38,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:38,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:38,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:48:38,387 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-11 08:48:38,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:38,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:38,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:38,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:38,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:38,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,404 INFO L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-03-11 08:48:38,405 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-11 08:48:38,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:38,408 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:48:38,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,415 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:38,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:38,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:38,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-11 08:48:38,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588182063] [2021-03-11 08:48:38,426 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 08:48:38,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:38,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 08:48:38,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-11 08:48:38,427 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:38,427 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 289 transitions, 4150 flow. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:38,427 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:38,427 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:38,427 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:39,398 INFO L129 PetriNetUnfolder]: 5430/8460 cut-off events. [2021-03-11 08:48:39,398 INFO L130 PetriNetUnfolder]: For 76984/77351 co-relation queries the response was YES. [2021-03-11 08:48:39,439 INFO L84 FinitePrefix]: Finished finitePrefix Result has 57170 conditions, 8460 events. 5430/8460 cut-off events. For 76984/77351 co-relation queries the response was YES. Maximal size of possible extension queue 797. Compared 56308 event pairs, 245 based on Foata normal form. 159/8612 useless extension candidates. Maximal degree in co-relation 56850. Up to 3085 conditions per place. [2021-03-11 08:48:39,494 INFO L132 encePairwiseOnDemand]: 21/33 looper letters, 184 selfloop transitions, 257 changer transitions 0/455 dead transitions. [2021-03-11 08:48:39,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 455 transitions, 7179 flow [2021-03-11 08:48:39,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 08:48:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 08:48:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 256 transitions. [2021-03-11 08:48:39,495 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8619528619528619 [2021-03-11 08:48:39,495 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 256 transitions. [2021-03-11 08:48:39,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 256 transitions. [2021-03-11 08:48:39,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:39,496 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 256 transitions. [2021-03-11 08:48:39,496 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:39,497 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:39,497 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:39,497 INFO L185 Difference]: Start difference. First operand has 80 places, 289 transitions, 4150 flow. Second operand 9 states and 256 transitions. [2021-03-11 08:48:39,497 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 455 transitions, 7179 flow [2021-03-11 08:48:39,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 455 transitions, 7091 flow, removed 44 selfloop flow, removed 0 redundant places. [2021-03-11 08:48:39,573 INFO L241 Difference]: Finished difference. Result has 92 places, 386 transitions, 6461 flow [2021-03-11 08:48:39,574 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=4064, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=289, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=175, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=6461, PETRI_PLACES=92, PETRI_TRANSITIONS=386} [2021-03-11 08:48:39,574 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 56 predicate places. [2021-03-11 08:48:39,574 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 386 transitions, 6461 flow [2021-03-11 08:48:39,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:39,574 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:39,574 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:39,787 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:39,787 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:39,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:39,788 INFO L82 PathProgramCache]: Analyzing trace with hash 706500300, now seen corresponding path program 3 times [2021-03-11 08:48:39,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:39,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881115019] [2021-03-11 08:48:39,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:39,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:39,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:39,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881115019] [2021-03-11 08:48:39,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534374801] [2021-03-11 08:48:39,805 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:39,831 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-11 08:48:39,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:39,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 08:48:39,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:39,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:39,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:39,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:39,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:48:39,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:39,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:39,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:48:39,860 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-11 08:48:39,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:39,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:48:39,869 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-11 08:48:39,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:39,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:39,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:39,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:39,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:39,876 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-11 08:48:39,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:39,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:39,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:39,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-11 08:48:39,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813055427] [2021-03-11 08:48:39,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 08:48:39,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:39,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 08:48:39,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-11 08:48:39,894 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:39,894 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 386 transitions, 6461 flow. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:39,895 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:39,895 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:39,895 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:41,374 INFO L129 PetriNetUnfolder]: 7175/11452 cut-off events. [2021-03-11 08:48:41,374 INFO L130 PetriNetUnfolder]: For 148395/149008 co-relation queries the response was YES. [2021-03-11 08:48:41,425 INFO L84 FinitePrefix]: Finished finitePrefix Result has 86030 conditions, 11452 events. 7175/11452 cut-off events. For 148395/149008 co-relation queries the response was YES. Maximal size of possible extension queue 973. Compared 81417 event pairs, 223 based on Foata normal form. 343/11787 useless extension candidates. Maximal degree in co-relation 85535. Up to 3433 conditions per place. [2021-03-11 08:48:41,571 INFO L132 encePairwiseOnDemand]: 20/33 looper letters, 360 selfloop transitions, 413 changer transitions 0/787 dead transitions. [2021-03-11 08:48:41,571 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 787 transitions, 14101 flow [2021-03-11 08:48:41,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 08:48:41,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-11 08:48:41,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 372 transitions. [2021-03-11 08:48:41,572 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8671328671328671 [2021-03-11 08:48:41,572 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 372 transitions. [2021-03-11 08:48:41,572 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 372 transitions. [2021-03-11 08:48:41,572 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:41,572 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 372 transitions. [2021-03-11 08:48:41,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 28.615384615384617) internal successors, (372), 13 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:41,574 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 33.0) internal successors, (462), 14 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:41,574 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 33.0) internal successors, (462), 14 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:41,574 INFO L185 Difference]: Start difference. First operand has 92 places, 386 transitions, 6461 flow. Second operand 13 states and 372 transitions. [2021-03-11 08:48:41,574 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 787 transitions, 14101 flow [2021-03-11 08:48:41,752 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 102 places, 787 transitions, 13715 flow, removed 127 selfloop flow, removed 2 redundant places. [2021-03-11 08:48:41,768 INFO L241 Difference]: Finished difference. Result has 111 places, 627 transitions, 12003 flow [2021-03-11 08:48:41,768 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=6239, PETRI_DIFFERENCE_MINUEND_PLACES=90, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=386, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=199, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=12003, PETRI_PLACES=111, PETRI_TRANSITIONS=627} [2021-03-11 08:48:41,768 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 75 predicate places. [2021-03-11 08:48:41,768 INFO L480 AbstractCegarLoop]: Abstraction has has 111 places, 627 transitions, 12003 flow [2021-03-11 08:48:41,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:41,768 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:41,768 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:41,988 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:41,988 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:41,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:41,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1969107812, now seen corresponding path program 4 times [2021-03-11 08:48:41,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:41,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283784122] [2021-03-11 08:48:41,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:42,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:42,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:42,007 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:48:42,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:42,012 INFO L142 QuantifierPusher]: treesize reduction 12, result has 7.7 percent of original size [2021-03-11 08:48:42,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:42,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:42,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:42,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:42,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283784122] [2021-03-11 08:48:42,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:48:42,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 08:48:42,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414056815] [2021-03-11 08:48:42,014 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 08:48:42,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:42,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 08:48:42,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 08:48:42,014 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:42,014 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 627 transitions, 12003 flow. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:42,015 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:42,015 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:42,015 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:43,553 INFO L129 PetriNetUnfolder]: 6981/11054 cut-off events. [2021-03-11 08:48:43,553 INFO L130 PetriNetUnfolder]: For 195220/195932 co-relation queries the response was YES. [2021-03-11 08:48:43,618 INFO L84 FinitePrefix]: Finished finitePrefix Result has 96369 conditions, 11054 events. 6981/11054 cut-off events. For 195220/195932 co-relation queries the response was YES. Maximal size of possible extension queue 921. Compared 76980 event pairs, 919 based on Foata normal form. 79/11128 useless extension candidates. Maximal degree in co-relation 95904. Up to 9585 conditions per place. [2021-03-11 08:48:43,698 INFO L132 encePairwiseOnDemand]: 24/33 looper letters, 586 selfloop transitions, 27 changer transitions 0/627 dead transitions. [2021-03-11 08:48:43,699 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 627 transitions, 13175 flow [2021-03-11 08:48:43,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 08:48:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 08:48:43,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 107 transitions. [2021-03-11 08:48:43,700 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8106060606060606 [2021-03-11 08:48:43,700 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 107 transitions. [2021-03-11 08:48:43,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 107 transitions. [2021-03-11 08:48:43,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:43,700 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 107 transitions. [2021-03-11 08:48:43,700 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:43,700 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:43,701 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 33.0) internal successors, (165), 5 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:43,701 INFO L185 Difference]: Start difference. First operand has 111 places, 627 transitions, 12003 flow. Second operand 4 states and 107 transitions. [2021-03-11 08:48:43,701 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 627 transitions, 13175 flow [2021-03-11 08:48:44,067 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 627 transitions, 12837 flow, removed 129 selfloop flow, removed 4 redundant places. [2021-03-11 08:48:44,076 INFO L241 Difference]: Finished difference. Result has 112 places, 619 transitions, 11599 flow [2021-03-11 08:48:44,076 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=11306, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=610, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=588, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=11599, PETRI_PLACES=112, PETRI_TRANSITIONS=619} [2021-03-11 08:48:44,077 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 76 predicate places. [2021-03-11 08:48:44,077 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 619 transitions, 11599 flow [2021-03-11 08:48:44,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:44,077 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:44,077 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:44,077 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-03-11 08:48:44,077 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:44,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:44,077 INFO L82 PathProgramCache]: Analyzing trace with hash -780510244, now seen corresponding path program 5 times [2021-03-11 08:48:44,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:44,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374959341] [2021-03-11 08:48:44,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:44,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,087 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:48:44,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:44,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374959341] [2021-03-11 08:48:44,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1186623096] [2021-03-11 08:48:44,099 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-11 08:48:44,130 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:48:44,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:44,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 08:48:44,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:44,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:44,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:44,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:44,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 08:48:44,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,158 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-03-11 08:48:44,159 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-11 08:48:44,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:44,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:44,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:44,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:44,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:44,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:44,167 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-11 08:48:44,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:44,171 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:48:44,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:44,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:44,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:44,187 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:44,187 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-11 08:48:44,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492165004] [2021-03-11 08:48:44,187 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 08:48:44,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:44,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 08:48:44,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-03-11 08:48:44,191 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:48:44,192 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 619 transitions, 11599 flow. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:44,192 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:44,192 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:48:44,192 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:46,152 INFO L129 PetriNetUnfolder]: 8566/13324 cut-off events. [2021-03-11 08:48:46,152 INFO L130 PetriNetUnfolder]: For 249584/250052 co-relation queries the response was YES. [2021-03-11 08:48:46,219 INFO L84 FinitePrefix]: Finished finitePrefix Result has 119114 conditions, 13324 events. 8566/13324 cut-off events. For 249584/250052 co-relation queries the response was YES. Maximal size of possible extension queue 993. Compared 91443 event pairs, 567 based on Foata normal form. 321/13642 useless extension candidates. Maximal degree in co-relation 118686. Up to 5642 conditions per place. [2021-03-11 08:48:46,318 INFO L132 encePairwiseOnDemand]: 20/33 looper letters, 568 selfloop transitions, 697 changer transitions 0/1279 dead transitions. [2021-03-11 08:48:46,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 1279 transitions, 26233 flow [2021-03-11 08:48:46,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 08:48:46,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 08:48:46,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 250 transitions. [2021-03-11 08:48:46,319 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8417508417508418 [2021-03-11 08:48:46,319 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 250 transitions. [2021-03-11 08:48:46,319 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 250 transitions. [2021-03-11 08:48:46,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:46,319 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 250 transitions. [2021-03-11 08:48:46,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:46,320 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:46,320 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:46,320 INFO L185 Difference]: Start difference. First operand has 112 places, 619 transitions, 11599 flow. Second operand 9 states and 250 transitions. [2021-03-11 08:48:46,320 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 1279 transitions, 26233 flow [2021-03-11 08:48:46,794 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 1279 transitions, 26204 flow, removed 4 selfloop flow, removed 1 redundant places. [2021-03-11 08:48:46,812 INFO L241 Difference]: Finished difference. Result has 124 places, 995 transitions, 22250 flow [2021-03-11 08:48:46,813 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=11518, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=616, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=336, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=184, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=22250, PETRI_PLACES=124, PETRI_TRANSITIONS=995} [2021-03-11 08:48:46,813 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 88 predicate places. [2021-03-11 08:48:46,813 INFO L480 AbstractCegarLoop]: Abstraction has has 124 places, 995 transitions, 22250 flow [2021-03-11 08:48:46,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:46,813 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:46,813 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:47,027 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-11 08:48:47,027 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:47,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:47,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1335156834, now seen corresponding path program 4 times [2021-03-11 08:48:47,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:47,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613078447] [2021-03-11 08:48:47,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:47,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:47,045 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:48:47,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:47,050 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:48:47,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:47,057 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 08:48:47,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:47,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:48:47,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613078447] [2021-03-11 08:48:47,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727892834] [2021-03-11 08:48:47,066 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:47,087 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 08:48:47,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:47,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:48:47,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:47,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:47,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:47,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:47,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:47,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:47,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:47,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:47,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:47,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:47,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:47,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:47,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:47,114 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-11 08:48:47,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:47,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:47,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:47,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:47,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:47,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:47,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:47,121 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:48:47,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:47,139 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:48:47,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:47,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:47,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:47,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:47,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:47,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:48:47,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:47,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:48:47,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713933224] [2021-03-11 08:48:47,141 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:47,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:47,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:47,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:47,142 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:48:47,142 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 995 transitions, 22250 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:47,142 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:47,142 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:48:47,142 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:50,164 INFO L129 PetriNetUnfolder]: 10143/15711 cut-off events. [2021-03-11 08:48:50,164 INFO L130 PetriNetUnfolder]: For 364024/364895 co-relation queries the response was YES. [2021-03-11 08:48:50,239 INFO L84 FinitePrefix]: Finished finitePrefix Result has 155809 conditions, 15711 events. 10143/15711 cut-off events. For 364024/364895 co-relation queries the response was YES. Maximal size of possible extension queue 1219. Compared 109913 event pairs, 1046 based on Foata normal form. 71/15776 useless extension candidates. Maximal degree in co-relation 155295. Up to 12797 conditions per place. [2021-03-11 08:48:50,356 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 1104 selfloop transitions, 432 changer transitions 0/1549 dead transitions. [2021-03-11 08:48:50,356 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 129 places, 1549 transitions, 37592 flow [2021-03-11 08:48:50,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:48:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:48:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 165 transitions. [2021-03-11 08:48:50,360 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2021-03-11 08:48:50,360 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 165 transitions. [2021-03-11 08:48:50,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 165 transitions. [2021-03-11 08:48:50,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:50,360 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 165 transitions. [2021-03-11 08:48:50,360 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.5) internal successors, (165), 6 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:50,361 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:50,361 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:50,361 INFO L185 Difference]: Start difference. First operand has 124 places, 995 transitions, 22250 flow. Second operand 6 states and 165 transitions. [2021-03-11 08:48:50,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 129 places, 1549 transitions, 37592 flow [2021-03-11 08:48:51,396 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 1549 transitions, 37458 flow, removed 40 selfloop flow, removed 3 redundant places. [2021-03-11 08:48:51,419 INFO L241 Difference]: Finished difference. Result has 130 places, 1397 transitions, 33530 flow [2021-03-11 08:48:51,420 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=22148, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=995, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=646, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=33530, PETRI_PLACES=130, PETRI_TRANSITIONS=1397} [2021-03-11 08:48:51,420 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 94 predicate places. [2021-03-11 08:48:51,420 INFO L480 AbstractCegarLoop]: Abstraction has has 130 places, 1397 transitions, 33530 flow [2021-03-11 08:48:51,420 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:51,420 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:51,420 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:51,635 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:51,635 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:51,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:51,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1070780548, now seen corresponding path program 5 times [2021-03-11 08:48:51,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:51,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091130371] [2021-03-11 08:48:51,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:51,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:51,661 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:48:51,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:51,665 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:48:51,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:51,672 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 08:48:51,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:51,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091130371] [2021-03-11 08:48:51,678 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258648628] [2021-03-11 08:48:51,678 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:48:51,705 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:48:51,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:51,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:48:51,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:51,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:51,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:51,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:51,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:51,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:51,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:51,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:51,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:48:51,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:51,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:51,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:51,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:51,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:51,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:48:51,737 INFO L142 QuantifierPusher]: treesize reduction 13, result has 51.9 percent of original size [2021-03-11 08:48:51,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:51,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:51,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:51,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:51,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:51,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:51,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:51,745 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:48:51,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:51,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:51,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:51,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:51,760 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:51,760 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:51,760 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:48:51,760 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894693899] [2021-03-11 08:48:51,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:51,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:51,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:51,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:51,761 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:48:51,761 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 1397 transitions, 33530 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:51,761 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:51,761 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:48:51,761 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:48:55,941 INFO L129 PetriNetUnfolder]: 11635/18048 cut-off events. [2021-03-11 08:48:55,941 INFO L130 PetriNetUnfolder]: For 466633/467052 co-relation queries the response was YES. [2021-03-11 08:48:56,033 INFO L84 FinitePrefix]: Finished finitePrefix Result has 188783 conditions, 18048 events. 11635/18048 cut-off events. For 466633/467052 co-relation queries the response was YES. Maximal size of possible extension queue 1402. Compared 129229 event pairs, 1123 based on Foata normal form. 29/18073 useless extension candidates. Maximal degree in co-relation 188184. Up to 14912 conditions per place. [2021-03-11 08:48:56,272 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 1478 selfloop transitions, 319 changer transitions 0/1810 dead transitions. [2021-03-11 08:48:56,272 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 135 places, 1810 transitions, 46728 flow [2021-03-11 08:48:56,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:48:56,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:48:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 167 transitions. [2021-03-11 08:48:56,273 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8434343434343434 [2021-03-11 08:48:56,273 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 167 transitions. [2021-03-11 08:48:56,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 167 transitions. [2021-03-11 08:48:56,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:48:56,273 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 167 transitions. [2021-03-11 08:48:56,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:56,274 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:56,274 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:56,274 INFO L185 Difference]: Start difference. First operand has 130 places, 1397 transitions, 33530 flow. Second operand 6 states and 167 transitions. [2021-03-11 08:48:56,274 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 135 places, 1810 transitions, 46728 flow [2021-03-11 08:48:57,527 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 1810 transitions, 46572 flow, removed 78 selfloop flow, removed 0 redundant places. [2021-03-11 08:48:57,556 INFO L241 Difference]: Finished difference. Result has 138 places, 1676 transitions, 41661 flow [2021-03-11 08:48:57,557 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=33374, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1397, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=112, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1180, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=41661, PETRI_PLACES=138, PETRI_TRANSITIONS=1676} [2021-03-11 08:48:57,557 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 102 predicate places. [2021-03-11 08:48:57,557 INFO L480 AbstractCegarLoop]: Abstraction has has 138 places, 1676 transitions, 41661 flow [2021-03-11 08:48:57,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:57,557 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:48:57,558 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:48:57,772 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-11 08:48:57,772 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:48:57,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:48:57,773 INFO L82 PathProgramCache]: Analyzing trace with hash -822179340, now seen corresponding path program 6 times [2021-03-11 08:48:57,773 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:48:57,773 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558052855] [2021-03-11 08:48:57,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:48:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:48:57,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:57,799 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:48:57,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:57,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:57,807 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 08:48:57,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:57,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:57,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558052855] [2021-03-11 08:48:57,814 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991796610] [2021-03-11 08:48:57,814 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 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 [2021-03-11 08:48:57,839 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-11 08:48:57,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:48:57,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:48:57,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:48:57,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:57,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:57,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:57,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:48:57,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:57,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:57,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:57,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:57,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:48:57,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:48:57,865 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-11 08:48:57,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:57,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:48:57,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:48:57,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:57,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:57,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:57,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:48:57,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:48:57,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:48:57,876 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:48:57,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:48:57,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:57,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:57,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:57,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:48:57,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:48:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:48:57,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:48:57,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:48:57,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404355564] [2021-03-11 08:48:57,894 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:48:57,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:48:57,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:48:57,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:48:57,895 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:48:57,895 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 1676 transitions, 41661 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:48:57,895 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:48:57,895 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:48:57,895 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:49:03,704 INFO L129 PetriNetUnfolder]: 13711/21244 cut-off events. [2021-03-11 08:49:03,705 INFO L130 PetriNetUnfolder]: For 622373/623034 co-relation queries the response was YES. [2021-03-11 08:49:03,867 INFO L84 FinitePrefix]: Finished finitePrefix Result has 233022 conditions, 21244 events. 13711/21244 cut-off events. For 622373/623034 co-relation queries the response was YES. Maximal size of possible extension queue 1650. Compared 155714 event pairs, 1191 based on Foata normal form. 53/21290 useless extension candidates. Maximal degree in co-relation 232363. Up to 17150 conditions per place. [2021-03-11 08:49:04,026 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 1791 selfloop transitions, 461 changer transitions 0/2265 dead transitions. [2021-03-11 08:49:04,026 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 2265 transitions, 60714 flow [2021-03-11 08:49:04,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:49:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:49:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 170 transitions. [2021-03-11 08:49:04,027 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8585858585858586 [2021-03-11 08:49:04,027 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 170 transitions. [2021-03-11 08:49:04,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 170 transitions. [2021-03-11 08:49:04,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:49:04,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 170 transitions. [2021-03-11 08:49:04,028 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 28.333333333333332) internal successors, (170), 6 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:04,028 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:04,028 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:04,028 INFO L185 Difference]: Start difference. First operand has 138 places, 1676 transitions, 41661 flow. Second operand 6 states and 170 transitions. [2021-03-11 08:49:04,028 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 2265 transitions, 60714 flow [2021-03-11 08:49:06,231 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 2265 transitions, 59966 flow, removed 374 selfloop flow, removed 0 redundant places. [2021-03-11 08:49:06,270 INFO L241 Difference]: Finished difference. Result has 147 places, 2092 transitions, 54049 flow [2021-03-11 08:49:06,272 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=41233, PETRI_DIFFERENCE_MINUEND_PLACES=138, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1676, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=132, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1330, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=54049, PETRI_PLACES=147, PETRI_TRANSITIONS=2092} [2021-03-11 08:49:06,272 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 111 predicate places. [2021-03-11 08:49:06,272 INFO L480 AbstractCegarLoop]: Abstraction has has 147 places, 2092 transitions, 54049 flow [2021-03-11 08:49:06,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:06,272 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:49:06,272 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:49:06,487 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-11 08:49:06,487 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:49:06,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:49:06,487 INFO L82 PathProgramCache]: Analyzing trace with hash -782533274, now seen corresponding path program 1 times [2021-03-11 08:49:06,488 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:49:06,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070939591] [2021-03-11 08:49:06,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:49:06,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:49:06,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:06,496 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:49:06,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:06,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:49:06,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070939591] [2021-03-11 08:49:06,505 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973283632] [2021-03-11 08:49:06,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:49:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:49:06,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 08:49:06,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:49:06,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:06,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:06,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:06,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 08:49:06,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:06,569 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:49:06,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:06,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:06,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:49:06,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:49:06,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 5 [2021-03-11 08:49:06,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830228784] [2021-03-11 08:49:06,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:49:06,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:49:06,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:49:06,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:49:06,585 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:49:06,586 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 147 places, 2092 transitions, 54049 flow. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:06,586 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:49:06,586 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:49:06,586 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:49:15,081 INFO L129 PetriNetUnfolder]: 15154/23521 cut-off events. [2021-03-11 08:49:15,082 INFO L130 PetriNetUnfolder]: For 754981/755768 co-relation queries the response was YES. [2021-03-11 08:49:15,279 INFO L84 FinitePrefix]: Finished finitePrefix Result has 266133 conditions, 23521 events. 15154/23521 cut-off events. For 754981/755768 co-relation queries the response was YES. Maximal size of possible extension queue 1835. Compared 174814 event pairs, 736 based on Foata normal form. 143/23660 useless extension candidates. Maximal degree in co-relation 265333. Up to 17412 conditions per place. [2021-03-11 08:49:15,472 INFO L132 encePairwiseOnDemand]: 23/33 looper letters, 2381 selfloop transitions, 369 changer transitions 0/2764 dead transitions. [2021-03-11 08:49:15,472 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 2764 transitions, 75921 flow [2021-03-11 08:49:15,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-11 08:49:15,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-11 08:49:15,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 191 transitions. [2021-03-11 08:49:15,473 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8268398268398268 [2021-03-11 08:49:15,473 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 191 transitions. [2021-03-11 08:49:15,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 191 transitions. [2021-03-11 08:49:15,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:49:15,473 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 191 transitions. [2021-03-11 08:49:15,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 27.285714285714285) internal successors, (191), 7 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:15,474 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 33.0) internal successors, (264), 8 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:15,474 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 33.0) internal successors, (264), 8 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:15,474 INFO L185 Difference]: Start difference. First operand has 147 places, 2092 transitions, 54049 flow. Second operand 7 states and 191 transitions. [2021-03-11 08:49:15,474 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 2764 transitions, 75921 flow [2021-03-11 08:49:18,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 153 places, 2764 transitions, 74961 flow, removed 480 selfloop flow, removed 0 redundant places. [2021-03-11 08:49:18,381 INFO L241 Difference]: Finished difference. Result has 157 places, 2338 transitions, 60201 flow [2021-03-11 08:49:18,382 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=52690, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2066, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=182, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1792, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=60201, PETRI_PLACES=157, PETRI_TRANSITIONS=2338} [2021-03-11 08:49:18,383 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 121 predicate places. [2021-03-11 08:49:18,383 INFO L480 AbstractCegarLoop]: Abstraction has has 157 places, 2338 transitions, 60201 flow [2021-03-11 08:49:18,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:18,383 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:49:18,383 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:49:18,597 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-11 08:49:18,597 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:49:18,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:49:18,597 INFO L82 PathProgramCache]: Analyzing trace with hash -261311324, now seen corresponding path program 2 times [2021-03-11 08:49:18,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:49:18,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132502638] [2021-03-11 08:49:18,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:49:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:49:18,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:18,606 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 08:49:18,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:18,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:49:18,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132502638] [2021-03-11 08:49:18,619 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [568279174] [2021-03-11 08:49:18,619 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:49:18,640 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:49:18,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:49:18,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 08:49:18,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:49:18,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:18,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:18,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:18,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 08:49:18,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,661 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-11 08:49:18,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:18,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:49:18,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:49:18,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:18,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:49:18,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:49:18,666 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-11 08:49:18,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:18,669 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:49:18,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:18,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:18,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:49:18,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:49:18,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2021-03-11 08:49:18,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754107057] [2021-03-11 08:49:18,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 08:49:18,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:49:18,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 08:49:18,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-11 08:49:18,687 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:49:18,688 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 2338 transitions, 60201 flow. Second operand has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 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) [2021-03-11 08:49:18,688 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:49:18,688 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:49:18,688 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:49:28,796 INFO L129 PetriNetUnfolder]: 16752/26220 cut-off events. [2021-03-11 08:49:28,796 INFO L130 PetriNetUnfolder]: For 918440/918996 co-relation queries the response was YES. [2021-03-11 08:49:28,958 INFO L84 FinitePrefix]: Finished finitePrefix Result has 302210 conditions, 26220 events. 16752/26220 cut-off events. For 918440/918996 co-relation queries the response was YES. Maximal size of possible extension queue 1829. Compared 199337 event pairs, 432 based on Foata normal form. 785/27003 useless extension candidates. Maximal degree in co-relation 301288. Up to 12035 conditions per place. [2021-03-11 08:49:29,144 INFO L132 encePairwiseOnDemand]: 21/33 looper letters, 2805 selfloop transitions, 906 changer transitions 0/3725 dead transitions. [2021-03-11 08:49:29,144 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 3725 transitions, 102431 flow [2021-03-11 08:49:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 08:49:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 08:49:29,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 249 transitions. [2021-03-11 08:49:29,145 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8383838383838383 [2021-03-11 08:49:29,145 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 249 transitions. [2021-03-11 08:49:29,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 249 transitions. [2021-03-11 08:49:29,145 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:49:29,145 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 249 transitions. [2021-03-11 08:49:29,146 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:29,146 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:29,146 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:29,146 INFO L185 Difference]: Start difference. First operand has 157 places, 2338 transitions, 60201 flow. Second operand 9 states and 249 transitions. [2021-03-11 08:49:29,146 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 3725 transitions, 102431 flow [2021-03-11 08:49:31,792 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 3725 transitions, 102374 flow, removed 6 selfloop flow, removed 2 redundant places. [2021-03-11 08:49:31,847 INFO L241 Difference]: Finished difference. Result has 167 places, 2498 transitions, 66343 flow [2021-03-11 08:49:31,848 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=56621, PETRI_DIFFERENCE_MINUEND_PLACES=155, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2215, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=646, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1537, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=66343, PETRI_PLACES=167, PETRI_TRANSITIONS=2498} [2021-03-11 08:49:31,848 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 131 predicate places. [2021-03-11 08:49:31,849 INFO L480 AbstractCegarLoop]: Abstraction has has 167 places, 2498 transitions, 66343 flow [2021-03-11 08:49:31,849 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.714285714285715) internal successors, (145), 7 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) [2021-03-11 08:49:31,849 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:49:31,849 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:49:32,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-11 08:49:32,060 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:49:32,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:49:32,060 INFO L82 PathProgramCache]: Analyzing trace with hash 2017869526, now seen corresponding path program 1 times [2021-03-11 08:49:32,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:49:32,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632458014] [2021-03-11 08:49:32,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:49:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:49:32,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,079 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:49:32,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,086 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-11 08:49:32,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:32,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:49:32,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632458014] [2021-03-11 08:49:32,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233887843] [2021-03-11 08:49:32,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-11 08:49:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:49:32,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:49:32,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:49:32,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:49:32,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:32,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:32,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:49:32,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:32,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:32,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:49:32,162 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-03-11 08:49:32,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:32,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:32,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:32,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:32,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:32,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:32,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:32,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:49:32,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:32,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:32,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:49:32,179 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:49:32,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:32,197 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:49:32,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:32,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:32,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:32,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:32,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:49:32,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:49:32,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:49:32,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168777721] [2021-03-11 08:49:32,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:49:32,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:49:32,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:49:32,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:49:32,200 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:49:32,200 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 2498 transitions, 66343 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:32,200 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:49:32,200 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:49:32,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:49:43,474 INFO L129 PetriNetUnfolder]: 17843/28065 cut-off events. [2021-03-11 08:49:43,475 INFO L130 PetriNetUnfolder]: For 1099041/1099594 co-relation queries the response was YES. [2021-03-11 08:49:43,660 INFO L84 FinitePrefix]: Finished finitePrefix Result has 342185 conditions, 28065 events. 17843/28065 cut-off events. For 1099041/1099594 co-relation queries the response was YES. Maximal size of possible extension queue 1970. Compared 217236 event pairs, 1299 based on Foata normal form. 75/28132 useless extension candidates. Maximal degree in co-relation 341165. Up to 23806 conditions per place. [2021-03-11 08:49:43,865 INFO L132 encePairwiseOnDemand]: 25/33 looper letters, 2538 selfloop transitions, 120 changer transitions 0/2671 dead transitions. [2021-03-11 08:49:43,865 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 172 places, 2671 transitions, 76312 flow [2021-03-11 08:49:43,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:49:43,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:49:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-11 08:49:43,866 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8383838383838383 [2021-03-11 08:49:43,866 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-11 08:49:43,866 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-11 08:49:43,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:49:43,866 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-11 08:49:43,866 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:43,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:43,867 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:43,867 INFO L185 Difference]: Start difference. First operand has 167 places, 2498 transitions, 66343 flow. Second operand 6 states and 166 transitions. [2021-03-11 08:49:43,867 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 172 places, 2671 transitions, 76312 flow [2021-03-11 08:49:47,736 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 2671 transitions, 75934 flow, removed 169 selfloop flow, removed 2 redundant places. [2021-03-11 08:49:47,782 INFO L241 Difference]: Finished difference. Result has 172 places, 2583 transitions, 68989 flow [2021-03-11 08:49:47,783 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=65998, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2498, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2427, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=68989, PETRI_PLACES=172, PETRI_TRANSITIONS=2583} [2021-03-11 08:49:47,783 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 136 predicate places. [2021-03-11 08:49:47,783 INFO L480 AbstractCegarLoop]: Abstraction has has 172 places, 2583 transitions, 68989 flow [2021-03-11 08:49:47,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:47,783 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:49:47,783 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:49:47,984 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:49:47,984 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:49:47,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:49:47,984 INFO L82 PathProgramCache]: Analyzing trace with hash 1959651994, now seen corresponding path program 2 times [2021-03-11 08:49:47,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:49:47,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216040519] [2021-03-11 08:49:47,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:49:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:49:47,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:47,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,001 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:49:48,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,006 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:49:48,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:49:48,012 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-11 08:49:48,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:49:48,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216040519] [2021-03-11 08:49:48,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958186473] [2021-03-11 08:49:48,020 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:49:48,039 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:49:48,040 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:49:48,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:49:48,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:49:48,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:49:48,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:49:48,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:49:48,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:49:48,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:49:48,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:48,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:48,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:49:48,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:48,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:48,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:49:48,059 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-11 08:49:48,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:49:48,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:48,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:48,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:49:48,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:49:48,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:49:48,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:49:48,065 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:49:48,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:49:48,084 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:49:48,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:48,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:48,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:48,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:49:48,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:49:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:49:48,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:49:48,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:49:48,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021465857] [2021-03-11 08:49:48,085 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:49:48,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:49:48,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:49:48,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:49:48,086 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:49:48,086 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 2583 transitions, 68989 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:49:48,086 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:49:48,086 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:49:48,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:49:59,808 INFO L129 PetriNetUnfolder]: 18432/29028 cut-off events. [2021-03-11 08:49:59,808 INFO L130 PetriNetUnfolder]: For 1170109/1170701 co-relation queries the response was YES. [2021-03-11 08:49:59,997 INFO L84 FinitePrefix]: Finished finitePrefix Result has 355339 conditions, 29028 events. 18432/29028 cut-off events. For 1170109/1170701 co-relation queries the response was YES. Maximal size of possible extension queue 2083. Compared 226377 event pairs, 1609 based on Foata normal form. 59/29080 useless extension candidates. Maximal degree in co-relation 354259. Up to 25110 conditions per place. [2021-03-11 08:50:00,336 INFO L132 encePairwiseOnDemand]: 25/33 looper letters, 2574 selfloop transitions, 112 changer transitions 0/2699 dead transitions. [2021-03-11 08:50:00,337 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 177 places, 2699 transitions, 77607 flow [2021-03-11 08:50:00,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:50:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:50:00,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2021-03-11 08:50:00,337 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.803030303030303 [2021-03-11 08:50:00,337 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 159 transitions. [2021-03-11 08:50:00,337 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 159 transitions. [2021-03-11 08:50:00,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:50:00,338 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 159 transitions. [2021-03-11 08:50:00,338 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:00,338 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:00,338 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:00,338 INFO L185 Difference]: Start difference. First operand has 172 places, 2583 transitions, 68989 flow. Second operand 6 states and 159 transitions. [2021-03-11 08:50:00,338 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 177 places, 2699 transitions, 77607 flow [2021-03-11 08:50:04,101 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 177 places, 2699 transitions, 77147 flow, removed 230 selfloop flow, removed 0 redundant places. [2021-03-11 08:50:04,148 INFO L241 Difference]: Finished difference. Result has 180 places, 2648 transitions, 71042 flow [2021-03-11 08:50:04,150 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=68583, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2583, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=61, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2500, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=71042, PETRI_PLACES=180, PETRI_TRANSITIONS=2648} [2021-03-11 08:50:04,150 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 144 predicate places. [2021-03-11 08:50:04,150 INFO L480 AbstractCegarLoop]: Abstraction has has 180 places, 2648 transitions, 71042 flow [2021-03-11 08:50:04,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:04,150 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:50:04,150 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:50:04,350 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:50:04,350 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:50:04,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:50:04,351 INFO L82 PathProgramCache]: Analyzing trace with hash -574998466, now seen corresponding path program 3 times [2021-03-11 08:50:04,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:50:04,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126088986] [2021-03-11 08:50:04,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:50:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:50:04,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,371 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:50:04,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,378 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:50:04,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:50:04,383 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-11 08:50:04,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:04,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:50:04,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126088986] [2021-03-11 08:50:04,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [802630068] [2021-03-11 08:50:04,388 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 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 [2021-03-11 08:50:04,411 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-11 08:50:04,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:50:04,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:50:04,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:50:04,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,414 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:04,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:50:04,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:50:04,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:50:04,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:50:04,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:04,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:50:04,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:50:04,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:04,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:50:04,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:50:04,445 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-11 08:50:04,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:04,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:04,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:50:04,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:50:04,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:04,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:50:04,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:50:04,457 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:50:04,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:04,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:04,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:04,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:04,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:04,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:04,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:50:04,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:50:04,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:50:04,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922753259] [2021-03-11 08:50:04,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:50:04,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:50:04,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:50:04,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:50:04,479 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:50:04,480 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 180 places, 2648 transitions, 71042 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:04,480 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:50:04,480 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:50:04,480 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:50:17,321 INFO L129 PetriNetUnfolder]: 19008/29972 cut-off events. [2021-03-11 08:50:17,321 INFO L130 PetriNetUnfolder]: For 1236161/1236785 co-relation queries the response was YES. [2021-03-11 08:50:17,522 INFO L84 FinitePrefix]: Finished finitePrefix Result has 368277 conditions, 29972 events. 19008/29972 cut-off events. For 1236161/1236785 co-relation queries the response was YES. Maximal size of possible extension queue 2205. Compared 235124 event pairs, 1757 based on Foata normal form. 64/30029 useless extension candidates. Maximal degree in co-relation 367152. Up to 25886 conditions per place. [2021-03-11 08:50:17,740 INFO L132 encePairwiseOnDemand]: 25/33 looper letters, 2633 selfloop transitions, 110 changer transitions 0/2756 dead transitions. [2021-03-11 08:50:17,741 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 185 places, 2756 transitions, 79560 flow [2021-03-11 08:50:17,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:50:17,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:50:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-03-11 08:50:17,742 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.797979797979798 [2021-03-11 08:50:17,743 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-03-11 08:50:17,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-03-11 08:50:17,743 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:50:17,743 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-03-11 08:50:17,743 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:17,743 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:17,743 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:17,743 INFO L185 Difference]: Start difference. First operand has 180 places, 2648 transitions, 71042 flow. Second operand 6 states and 158 transitions. [2021-03-11 08:50:17,744 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 185 places, 2756 transitions, 79560 flow [2021-03-11 08:50:21,719 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 2756 transitions, 79388 flow, removed 86 selfloop flow, removed 0 redundant places. [2021-03-11 08:50:21,768 INFO L241 Difference]: Finished difference. Result has 188 places, 2703 transitions, 73096 flow [2021-03-11 08:50:21,769 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=70870, PETRI_DIFFERENCE_MINUEND_PLACES=180, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2648, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=2556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=73096, PETRI_PLACES=188, PETRI_TRANSITIONS=2703} [2021-03-11 08:50:21,770 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 152 predicate places. [2021-03-11 08:50:21,770 INFO L480 AbstractCegarLoop]: Abstraction has has 188 places, 2703 transitions, 73096 flow [2021-03-11 08:50:21,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:21,770 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:50:21,770 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:50:21,970 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:50:21,971 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:50:21,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:50:21,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1429012188, now seen corresponding path program 3 times [2021-03-11 08:50:21,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:50:21,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031996985] [2021-03-11 08:50:21,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:50:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:50:21,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:21,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:21,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:21,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:50:21,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:21,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:21,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:21,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:50:21,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031996985] [2021-03-11 08:50:21,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756912259] [2021-03-11 08:50:21,988 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:50:22,010 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-11 08:50:22,010 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:50:22,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 08:50:22,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:50:22,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:22,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:22,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:22,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:22,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:22,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:50:22,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:50:22,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:22,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:50:22,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:50:22,032 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-11 08:50:22,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:22,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:22,038 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.3 percent of original size [2021-03-11 08:50:22,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:50:22,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:22,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:50:22,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:50:22,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:22,044 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-03-11 08:50:22,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:22,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:22,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:50:22,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:50:22,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-11 08:50:22,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509693077] [2021-03-11 08:50:22,058 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 08:50:22,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:50:22,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 08:50:22,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-03-11 08:50:22,059 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:50:22,059 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 2703 transitions, 73096 flow. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:22,059 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:50:22,059 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:50:22,059 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:50:39,261 INFO L129 PetriNetUnfolder]: 23938/39309 cut-off events. [2021-03-11 08:50:39,261 INFO L130 PetriNetUnfolder]: For 1704382/1704983 co-relation queries the response was YES. [2021-03-11 08:50:39,581 INFO L84 FinitePrefix]: Finished finitePrefix Result has 472100 conditions, 39309 events. 23938/39309 cut-off events. For 1704382/1704983 co-relation queries the response was YES. Maximal size of possible extension queue 2842. Compared 340435 event pairs, 472 based on Foata normal form. 774/40078 useless extension candidates. Maximal degree in co-relation 469886. Up to 12705 conditions per place. [2021-03-11 08:50:39,866 INFO L132 encePairwiseOnDemand]: 20/33 looper letters, 2783 selfloop transitions, 1885 changer transitions 0/4682 dead transitions. [2021-03-11 08:50:39,866 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 4682 transitions, 133005 flow [2021-03-11 08:50:39,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 08:50:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-11 08:50:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 367 transitions. [2021-03-11 08:50:39,867 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8554778554778555 [2021-03-11 08:50:39,867 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 367 transitions. [2021-03-11 08:50:39,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 367 transitions. [2021-03-11 08:50:39,867 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:50:39,867 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 367 transitions. [2021-03-11 08:50:39,868 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 28.23076923076923) internal successors, (367), 13 states have internal predecessors, (367), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:39,868 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 33.0) internal successors, (462), 14 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:39,868 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 33.0) internal successors, (462), 14 states have internal predecessors, (462), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:39,868 INFO L185 Difference]: Start difference. First operand has 188 places, 2703 transitions, 73096 flow. Second operand 13 states and 367 transitions. [2021-03-11 08:50:39,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 200 places, 4682 transitions, 133005 flow [2021-03-11 08:50:46,338 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 200 places, 4682 transitions, 132701 flow, removed 152 selfloop flow, removed 0 redundant places. [2021-03-11 08:50:46,422 INFO L241 Difference]: Finished difference. Result has 208 places, 3698 transitions, 107716 flow [2021-03-11 08:50:46,424 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=71148, PETRI_DIFFERENCE_MINUEND_PLACES=188, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=2647, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=943, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1329, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=107716, PETRI_PLACES=208, PETRI_TRANSITIONS=3698} [2021-03-11 08:50:46,439 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 172 predicate places. [2021-03-11 08:50:46,439 INFO L480 AbstractCegarLoop]: Abstraction has has 208 places, 3698 transitions, 107716 flow [2021-03-11 08:50:46,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:46,439 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:50:46,439 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:50:46,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-11 08:50:46,640 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:50:46,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:50:46,640 INFO L82 PathProgramCache]: Analyzing trace with hash 713792826, now seen corresponding path program 4 times [2021-03-11 08:50:46,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:50:46,640 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743149324] [2021-03-11 08:50:46,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:50:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:50:46,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:46,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:50:46,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:50:46,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743149324] [2021-03-11 08:50:46,657 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442851310] [2021-03-11 08:50:46,658 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 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 [2021-03-11 08:50:46,688 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 08:50:46,688 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:50:46,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 08:50:46,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:50:46,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:46,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:46,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:46,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:50:46,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:46,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:50:46,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:50:46,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:46,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:50:46,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:50:46,715 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-11 08:50:46,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:46,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:50:46,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:50:46,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:50:46,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:50:46,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:50:46,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,728 INFO L147 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size 3 [2021-03-11 08:50:46,729 INFO L142 QuantifierPusher]: treesize reduction 6, result has 33.3 percent of original size [2021-03-11 08:50:46,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:50:46,750 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:50:46,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:50:46,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:50:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:50:46,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:50:46,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-11 08:50:46,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240220255] [2021-03-11 08:50:46,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 08:50:46,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:50:46,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 08:50:46,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-03-11 08:50:46,776 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:50:46,776 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 208 places, 3698 transitions, 107716 flow. Second operand has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:50:46,776 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:50:46,776 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:50:46,776 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:51:15,922 INFO L129 PetriNetUnfolder]: 28386/46879 cut-off events. [2021-03-11 08:51:15,922 INFO L130 PetriNetUnfolder]: For 2457103/2458141 co-relation queries the response was YES. [2021-03-11 08:51:16,370 INFO L84 FinitePrefix]: Finished finitePrefix Result has 624259 conditions, 46879 events. 28386/46879 cut-off events. For 2457103/2458141 co-relation queries the response was YES. Maximal size of possible extension queue 3127. Compared 414407 event pairs, 741 based on Foata normal form. 404/47280 useless extension candidates. Maximal degree in co-relation 621251. Up to 14884 conditions per place. [2021-03-11 08:51:16,739 INFO L132 encePairwiseOnDemand]: 21/33 looper letters, 2403 selfloop transitions, 2706 changer transitions 0/5123 dead transitions. [2021-03-11 08:51:16,739 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 216 places, 5123 transitions, 158787 flow [2021-03-11 08:51:16,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 08:51:16,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 08:51:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 256 transitions. [2021-03-11 08:51:16,740 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8619528619528619 [2021-03-11 08:51:16,740 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 256 transitions. [2021-03-11 08:51:16,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 256 transitions. [2021-03-11 08:51:16,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:51:16,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 256 transitions. [2021-03-11 08:51:16,741 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 28.444444444444443) internal successors, (256), 9 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:51:16,741 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:51:16,741 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:51:16,741 INFO L185 Difference]: Start difference. First operand has 208 places, 3698 transitions, 107716 flow. Second operand 9 states and 256 transitions. [2021-03-11 08:51:16,741 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 216 places, 5123 transitions, 158787 flow [2021-03-11 08:51:27,867 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 214 places, 5123 transitions, 156864 flow, removed 956 selfloop flow, removed 2 redundant places. [2021-03-11 08:51:27,961 INFO L241 Difference]: Finished difference. Result has 219 places, 4393 transitions, 138167 flow [2021-03-11 08:51:27,963 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=106141, PETRI_DIFFERENCE_MINUEND_PLACES=206, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=3686, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2037, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1293, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=138167, PETRI_PLACES=219, PETRI_TRANSITIONS=4393} [2021-03-11 08:51:27,963 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 183 predicate places. [2021-03-11 08:51:27,963 INFO L480 AbstractCegarLoop]: Abstraction has has 219 places, 4393 transitions, 138167 flow [2021-03-11 08:51:27,964 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.625) internal successors, (165), 8 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:51:27,964 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:51:27,964 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:51:28,178 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-03-11 08:51:28,178 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:51:28,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:51:28,178 INFO L82 PathProgramCache]: Analyzing trace with hash -548843686, now seen corresponding path program 4 times [2021-03-11 08:51:28,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:51:28,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159243287] [2021-03-11 08:51:28,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:51:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:51:28,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:51:28,206 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:51:28,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:51:28,210 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:51:28,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:51:28,216 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-11 08:51:28,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:51:28,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:51:28,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159243287] [2021-03-11 08:51:28,223 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032749221] [2021-03-11 08:51:28,223 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-11 08:51:28,251 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 08:51:28,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:51:28,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:51:28,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:51:28,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:51:28,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:51:28,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:51:28,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:51:28,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:51:28,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:51:28,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:51:28,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:51:28,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:51:28,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:51:28,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:51:28,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:51:28,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:51:28,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:51:28,303 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-11 08:51:28,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:51:28,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:51:28,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:51:28,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:51:28,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:51:28,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:51:28,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:51:28,318 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:51:28,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:51:28,335 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:51:28,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:51:28,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:51:28,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:51:28,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:51:28,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:51:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-11 08:51:28,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:51:28,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:51:28,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229344345] [2021-03-11 08:51:28,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:51:28,337 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:51:28,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:51:28,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:51:28,337 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:51:28,337 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 219 places, 4393 transitions, 138167 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:51:28,338 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:51:28,338 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:51:28,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:52:03,874 INFO L129 PetriNetUnfolder]: 28927/47789 cut-off events. [2021-03-11 08:52:03,874 INFO L130 PetriNetUnfolder]: For 2776760/2777789 co-relation queries the response was YES. [2021-03-11 08:52:04,332 INFO L84 FinitePrefix]: Finished finitePrefix Result has 668683 conditions, 47789 events. 28927/47789 cut-off events. For 2776760/2777789 co-relation queries the response was YES. Maximal size of possible extension queue 3277. Compared 424773 event pairs, 1765 based on Foata normal form. 87/47870 useless extension candidates. Maximal degree in co-relation 665670. Up to 40432 conditions per place. [2021-03-11 08:52:04,724 INFO L132 encePairwiseOnDemand]: 25/33 looper letters, 4389 selfloop transitions, 130 changer transitions 0/4532 dead transitions. [2021-03-11 08:52:04,724 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 4532 transitions, 152034 flow [2021-03-11 08:52:04,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:52:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:52:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 158 transitions. [2021-03-11 08:52:04,725 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.797979797979798 [2021-03-11 08:52:04,725 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 158 transitions. [2021-03-11 08:52:04,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 158 transitions. [2021-03-11 08:52:04,725 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:52:04,725 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 158 transitions. [2021-03-11 08:52:04,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.333333333333332) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:04,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:04,726 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:04,726 INFO L185 Difference]: Start difference. First operand has 219 places, 4393 transitions, 138167 flow. Second operand 6 states and 158 transitions. [2021-03-11 08:52:04,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 4532 transitions, 152034 flow [2021-03-11 08:52:16,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 222 places, 4532 transitions, 150367 flow, removed 802 selfloop flow, removed 2 redundant places. [2021-03-11 08:52:16,804 INFO L241 Difference]: Finished difference. Result has 225 places, 4467 transitions, 140030 flow [2021-03-11 08:52:16,806 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=136526, PETRI_DIFFERENCE_MINUEND_PLACES=217, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4393, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=66, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4287, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=140030, PETRI_PLACES=225, PETRI_TRANSITIONS=4467} [2021-03-11 08:52:16,806 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 189 predicate places. [2021-03-11 08:52:16,806 INFO L480 AbstractCegarLoop]: Abstraction has has 225 places, 4467 transitions, 140030 flow [2021-03-11 08:52:16,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:16,806 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:52:16,806 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:52:17,007 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-11 08:52:17,007 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:52:17,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:52:17,007 INFO L82 PathProgramCache]: Analyzing trace with hash -327378632, now seen corresponding path program 5 times [2021-03-11 08:52:17,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:52:17,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146905320] [2021-03-11 08:52:17,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:52:17,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:52:17,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:52:17,017 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:52:17,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:52:17,022 INFO L142 QuantifierPusher]: treesize reduction 6, result has 62.5 percent of original size [2021-03-11 08:52:17,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:52:17,027 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-11 08:52:17,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:52:17,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:52:17,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146905320] [2021-03-11 08:52:17,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1893103070] [2021-03-11 08:52:17,033 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-03-11 08:52:17,050 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:52:17,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:52:17,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:52:17,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:52:17,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:52:17,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:52:17,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:52:17,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:52:17,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:52:17,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:52:17,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:52:17,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:52:17,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:52:17,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:52:17,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:52:17,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:52:17,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:52:17,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 08:52:17,073 INFO L142 QuantifierPusher]: treesize reduction 13, result has 55.2 percent of original size [2021-03-11 08:52:17,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:52:17,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:52:17,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:52:17,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:52:17,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:52:17,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:52:17,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:52:17,085 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:52:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:52:17,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:52:17,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:52:17,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:52:17,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:52:17,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:52:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:52:17,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:52:17,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:52:17,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960357218] [2021-03-11 08:52:17,101 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:52:17,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:52:17,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:52:17,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:52:17,102 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:52:17,102 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 225 places, 4467 transitions, 140030 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:17,102 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:52:17,102 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:52:17,102 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:52:54,291 INFO L129 PetriNetUnfolder]: 29581/48937 cut-off events. [2021-03-11 08:52:54,291 INFO L130 PetriNetUnfolder]: For 2830050/2830696 co-relation queries the response was YES. [2021-03-11 08:52:54,832 INFO L84 FinitePrefix]: Finished finitePrefix Result has 681438 conditions, 48937 events. 29581/48937 cut-off events. For 2830050/2830696 co-relation queries the response was YES. Maximal size of possible extension queue 3371. Compared 437141 event pairs, 1885 based on Foata normal form. 42/48972 useless extension candidates. Maximal degree in co-relation 678278. Up to 41332 conditions per place. [2021-03-11 08:52:55,380 INFO L132 encePairwiseOnDemand]: 25/33 looper letters, 4464 selfloop transitions, 128 changer transitions 0/4605 dead transitions. [2021-03-11 08:52:55,380 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 4605 transitions, 154082 flow [2021-03-11 08:52:55,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:52:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:52:55,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2021-03-11 08:52:55,381 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.803030303030303 [2021-03-11 08:52:55,381 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 159 transitions. [2021-03-11 08:52:55,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 159 transitions. [2021-03-11 08:52:55,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:52:55,381 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 159 transitions. [2021-03-11 08:52:55,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 26.5) internal successors, (159), 6 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:55,382 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:55,382 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:52:55,382 INFO L185 Difference]: Start difference. First operand has 225 places, 4467 transitions, 140030 flow. Second operand 6 states and 159 transitions. [2021-03-11 08:52:55,382 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 230 places, 4605 transitions, 154082 flow [2021-03-11 08:53:07,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 4605 transitions, 153788 flow, removed 147 selfloop flow, removed 0 redundant places. [2021-03-11 08:53:07,723 INFO L241 Difference]: Finished difference. Result has 233 places, 4534 transitions, 143086 flow [2021-03-11 08:53:07,725 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=139736, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4467, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=77, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4363, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=143086, PETRI_PLACES=233, PETRI_TRANSITIONS=4534} [2021-03-11 08:53:07,725 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 197 predicate places. [2021-03-11 08:53:07,725 INFO L480 AbstractCegarLoop]: Abstraction has has 233 places, 4534 transitions, 143086 flow [2021-03-11 08:53:07,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:53:07,726 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:53:07,726 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:53:07,926 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-11 08:53:07,926 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:53:07,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:53:07,926 INFO L82 PathProgramCache]: Analyzing trace with hash -409631520, now seen corresponding path program 6 times [2021-03-11 08:53:07,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:53:07,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064569497] [2021-03-11 08:53:07,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:53:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:53:07,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,943 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:53:07,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,950 INFO L142 QuantifierPusher]: treesize reduction 1, result has 91.7 percent of original size [2021-03-11 08:53:07,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:53:07,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:53:07,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064569497] [2021-03-11 08:53:07,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834348907] [2021-03-11 08:53:07,957 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-11 08:53:07,980 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-03-11 08:53:07,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:53:07,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-11 08:53:07,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:53:07,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:53:07,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:07,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:53:07,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:53:07,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:53:07,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:53:07,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:53:07,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:53:07,993 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-03-11 08:53:07,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:53:07,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:07,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 08:53:07,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:53:08,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:53:08,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:53:08,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:53:08,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:53:08,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:53:08,002 INFO L142 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-03-11 08:53:08,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:53:08,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:53:08,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:53:08,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:53:08,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:53:08,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:53:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:53:08,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:53:08,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-03-11 08:53:08,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556515036] [2021-03-11 08:53:08,019 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-11 08:53:08,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:53:08,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-11 08:53:08,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-11 08:53:08,019 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:53:08,019 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 233 places, 4534 transitions, 143086 flow. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:53:08,019 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:53:08,020 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:53:08,020 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:53:47,527 INFO L129 PetriNetUnfolder]: 30764/50917 cut-off events. [2021-03-11 08:53:47,527 INFO L130 PetriNetUnfolder]: For 3073476/3074138 co-relation queries the response was YES. [2021-03-11 08:53:48,082 INFO L84 FinitePrefix]: Finished finitePrefix Result has 716700 conditions, 50917 events. 30764/50917 cut-off events. For 3073476/3074138 co-relation queries the response was YES. Maximal size of possible extension queue 3582. Compared 457945 event pairs, 1947 based on Foata normal form. 42/50952 useless extension candidates. Maximal degree in co-relation 713369. Up to 42453 conditions per place. [2021-03-11 08:53:48,508 INFO L132 encePairwiseOnDemand]: 25/33 looper letters, 4577 selfloop transitions, 176 changer transitions 0/4766 dead transitions. [2021-03-11 08:53:48,508 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 238 places, 4766 transitions, 161015 flow [2021-03-11 08:53:48,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-11 08:53:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-03-11 08:53:48,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 166 transitions. [2021-03-11 08:53:48,511 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8383838383838383 [2021-03-11 08:53:48,511 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 166 transitions. [2021-03-11 08:53:48,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 166 transitions. [2021-03-11 08:53:48,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:53:48,511 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 166 transitions. [2021-03-11 08:53:48,512 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 27.666666666666668) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:53:48,512 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:53:48,512 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:53:48,512 INFO L185 Difference]: Start difference. First operand has 233 places, 4534 transitions, 143086 flow. Second operand 6 states and 166 transitions. [2021-03-11 08:53:48,512 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 238 places, 4766 transitions, 161015 flow [2021-03-11 08:54:02,333 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 236 places, 4766 transitions, 160527 flow, removed 228 selfloop flow, removed 2 redundant places. [2021-03-11 08:54:02,433 INFO L241 Difference]: Finished difference. Result has 239 places, 4648 transitions, 148208 flow [2021-03-11 08:54:02,436 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=142732, PETRI_DIFFERENCE_MINUEND_PLACES=231, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4534, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=91, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=4407, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=148208, PETRI_PLACES=239, PETRI_TRANSITIONS=4648} [2021-03-11 08:54:02,436 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 203 predicate places. [2021-03-11 08:54:02,436 INFO L480 AbstractCegarLoop]: Abstraction has has 239 places, 4648 transitions, 148208 flow [2021-03-11 08:54:02,436 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:54:02,436 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:54:02,436 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:54:02,651 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-11 08:54:02,651 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:54:02,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:54:02,651 INFO L82 PathProgramCache]: Analyzing trace with hash 1725153376, now seen corresponding path program 1 times [2021-03-11 08:54:02,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:54:02,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269845579] [2021-03-11 08:54:02,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:54:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:54:02,665 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-11 08:54:02,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,669 INFO L142 QuantifierPusher]: treesize reduction 9, result has 52.6 percent of original size [2021-03-11 08:54:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:54:02,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 08:54:02,678 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-11 08:54:02,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,685 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-11 08:54:02,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:54:02,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:54:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:54:02,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269845579] [2021-03-11 08:54:02,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [873980005] [2021-03-11 08:54:02,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:54:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:54:02,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-11 08:54:02,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:54:02,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:54:02,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:54:02,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:54:02,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:54:02,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-11 08:54:02,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 08:54:02,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-11 08:54:02,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 08:54:02,753 INFO L142 QuantifierPusher]: treesize reduction 26, result has 43.5 percent of original size [2021-03-11 08:54:02,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:54:02,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 08:54:02,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 08:54:02,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 08:54:02,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 08:54:02,765 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.1 percent of original size [2021-03-11 08:54:02,767 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-11 08:54:02,769 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 08:54:02,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 08:54:02,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 08:54:02,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 08:54:02,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 08:54:02,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 08:54:02,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-11 08:54:02,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-11 08:54:02,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-11 08:54:02,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-03-11 08:54:02,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-03-11 08:54:02,791 INFO L142 QuantifierPusher]: treesize reduction 26, result has 58.1 percent of original size [2021-03-11 08:54:02,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:54:02,794 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-03-11 08:54:02,795 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,795 INFO L142 QuantifierPusher]: treesize reduction 3, result has 88.9 percent of original size [2021-03-11 08:54:02,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 08:54:02,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 08:54:02,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 08:54:02,806 INFO L142 QuantifierPusher]: treesize reduction 6, result has 66.7 percent of original size [2021-03-11 08:54:02,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 08:54:02,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:54:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:54:02,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:54:02,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:54:02,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:54:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:54:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:54:02,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:54:02,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:54:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:54:02,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:54:02,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2021-03-11 08:54:02,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360346849] [2021-03-11 08:54:02,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-11 08:54:02,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:54:02,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-11 08:54:02,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2021-03-11 08:54:02,824 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:54:02,824 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 4648 transitions, 148208 flow. Second operand has 13 states, 13 states have (on average 19.692307692307693) internal successors, (256), 13 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) [2021-03-11 08:54:02,824 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:54:02,824 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:54:02,824 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:54:51,972 INFO L129 PetriNetUnfolder]: 35607/59246 cut-off events. [2021-03-11 08:54:51,972 INFO L130 PetriNetUnfolder]: For 3942724/3943382 co-relation queries the response was YES. [2021-03-11 08:54:52,786 INFO L84 FinitePrefix]: Finished finitePrefix Result has 854307 conditions, 59246 events. 35607/59246 cut-off events. For 3942724/3943382 co-relation queries the response was YES. Maximal size of possible extension queue 4143. Compared 547274 event pairs, 1293 based on Foata normal form. 460/59699 useless extension candidates. Maximal degree in co-relation 850214. Up to 34356 conditions per place. [2021-03-11 08:54:53,424 INFO L132 encePairwiseOnDemand]: 20/33 looper letters, 2897 selfloop transitions, 2907 changer transitions 5/5822 dead transitions. [2021-03-11 08:54:53,424 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 5822 transitions, 201110 flow [2021-03-11 08:54:53,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-11 08:54:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-03-11 08:54:53,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 334 transitions. [2021-03-11 08:54:53,427 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8434343434343434 [2021-03-11 08:54:53,427 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 334 transitions. [2021-03-11 08:54:53,427 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 334 transitions. [2021-03-11 08:54:53,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:54:53,428 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 334 transitions. [2021-03-11 08:54:53,428 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 27.833333333333332) internal successors, (334), 12 states have internal predecessors, (334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:54:53,428 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 33.0) internal successors, (429), 13 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:54:53,429 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 33.0) internal successors, (429), 13 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:54:53,429 INFO L185 Difference]: Start difference. First operand has 239 places, 4648 transitions, 148208 flow. Second operand 12 states and 334 transitions. [2021-03-11 08:54:53,429 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 5822 transitions, 201110 flow [2021-03-11 08:55:11,248 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 250 places, 5822 transitions, 199770 flow, removed 670 selfloop flow, removed 0 redundant places. [2021-03-11 08:55:11,369 INFO L241 Difference]: Finished difference. Result has 258 places, 5461 transitions, 190347 flow [2021-03-11 08:55:11,372 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=146970, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=4637, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2145, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1902, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=190347, PETRI_PLACES=258, PETRI_TRANSITIONS=5461} [2021-03-11 08:55:11,372 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 222 predicate places. [2021-03-11 08:55:11,372 INFO L480 AbstractCegarLoop]: Abstraction has has 258 places, 5461 transitions, 190347 flow [2021-03-11 08:55:11,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 19.692307692307693) internal successors, (256), 13 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) [2021-03-11 08:55:11,373 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:55:11,373 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:55:11,589 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:55:11,589 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:55:11,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:55:11,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1513681538, now seen corresponding path program 2 times [2021-03-11 08:55:11,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:55:11,590 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121951019] [2021-03-11 08:55:11,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:55:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:55:11,621 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-11 08:55:11,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,625 INFO L142 QuantifierPusher]: treesize reduction 9, result has 52.6 percent of original size [2021-03-11 08:55:11,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:55:11,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 08:55:11,637 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.1 percent of original size [2021-03-11 08:55:11,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:55:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:55:11,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121951019] [2021-03-11 08:55:11,660 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681521214] [2021-03-11 08:55:11,660 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:55:11,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:55:11,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:55:11,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-11 08:55:11,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:55:11,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:55:11,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:55:11,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:55:11,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 08:55:11,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-11 08:55:11,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 08:55:11,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-11 08:55:11,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 08:55:11,703 INFO L142 QuantifierPusher]: treesize reduction 26, result has 43.5 percent of original size [2021-03-11 08:55:11,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-11 08:55:11,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-11 08:55:11,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-11 08:55:11,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-03-11 08:55:11,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-03-11 08:55:11,715 INFO L142 QuantifierPusher]: treesize reduction 30, result has 37.5 percent of original size [2021-03-11 08:55:11,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 08:55:11,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 08:55:11,725 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-11 08:55:11,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:55:11,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 08:55:11,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:55:11,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:55:11,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:55:11,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:55:11,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:55:11,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:55:11,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:55:11,730 INFO L142 QuantifierPusher]: treesize reduction 15, result has 34.8 percent of original size [2021-03-11 08:55:11,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:55:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:55:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:55:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:55:11,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:55:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:55:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:55:11,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:55:11,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-03-11 08:55:11,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010531208] [2021-03-11 08:55:11,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-11 08:55:11,747 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:55:11,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-11 08:55:11,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-03-11 08:55:11,748 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 33 [2021-03-11 08:55:11,748 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 5461 transitions, 190347 flow. Second operand has 11 states, 11 states have (on average 19.818181818181817) internal successors, (218), 11 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:55:11,748 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:55:11,748 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 33 [2021-03-11 08:55:11,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:56:12,475 INFO L129 PetriNetUnfolder]: 35445/58906 cut-off events. [2021-03-11 08:56:12,475 INFO L130 PetriNetUnfolder]: For 4374703/4375347 co-relation queries the response was YES. [2021-03-11 08:56:13,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 901926 conditions, 58906 events. 35445/58906 cut-off events. For 4374703/4375347 co-relation queries the response was YES. Maximal size of possible extension queue 4120. Compared 542864 event pairs, 1958 based on Foata normal form. 216/59116 useless extension candidates. Maximal degree in co-relation 897907. Up to 47507 conditions per place. [2021-03-11 08:56:14,038 INFO L132 encePairwiseOnDemand]: 21/33 looper letters, 5171 selfloop transitions, 411 changer transitions 57/5652 dead transitions. [2021-03-11 08:56:14,038 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 5652 transitions, 209117 flow [2021-03-11 08:56:14,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 08:56:14,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 08:56:14,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 240 transitions. [2021-03-11 08:56:14,043 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8080808080808081 [2021-03-11 08:56:14,043 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 240 transitions. [2021-03-11 08:56:14,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 240 transitions. [2021-03-11 08:56:14,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:56:14,043 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 240 transitions. [2021-03-11 08:56:14,044 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 26.666666666666668) internal successors, (240), 9 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) [2021-03-11 08:56:14,058 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:56:14,058 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 33.0) internal successors, (330), 10 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:56:14,058 INFO L185 Difference]: Start difference. First operand has 258 places, 5461 transitions, 190347 flow. Second operand 9 states and 240 transitions. [2021-03-11 08:56:14,058 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 5652 transitions, 209117 flow [2021-03-11 08:56:34,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 5652 transitions, 201440 flow, removed 3812 selfloop flow, removed 2 redundant places. [2021-03-11 08:56:34,952 INFO L241 Difference]: Finished difference. Result has 266 places, 5506 transitions, 186476 flow [2021-03-11 08:56:34,955 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=183643, PETRI_DIFFERENCE_MINUEND_PLACES=256, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5457, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=354, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=5094, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=186476, PETRI_PLACES=266, PETRI_TRANSITIONS=5506} [2021-03-11 08:56:34,955 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 230 predicate places. [2021-03-11 08:56:34,955 INFO L480 AbstractCegarLoop]: Abstraction has has 266 places, 5506 transitions, 186476 flow [2021-03-11 08:56:34,955 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 19.818181818181817) internal successors, (218), 11 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:56:34,955 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:56:34,955 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:56:35,169 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:56:35,170 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:56:35,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:56:35,170 INFO L82 PathProgramCache]: Analyzing trace with hash -267608800, now seen corresponding path program 7 times [2021-03-11 08:56:35,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:56:35,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370459019] [2021-03-11 08:56:35,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:56:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:56:35,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:56:35,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:56:35,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:56:35,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 08:56:35,185 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-11 08:56:35,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:56:35,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:56:35,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:56:35,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:56:35,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:56:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:56:35,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370459019] [2021-03-11 08:56:35,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:56:35,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 08:56:35,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947294702] [2021-03-11 08:56:35,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 08:56:35,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:56:35,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 08:56:35,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 08:56:35,193 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 33 [2021-03-11 08:56:35,193 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 5506 transitions, 186476 flow. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:56:35,193 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:56:35,193 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 33 [2021-03-11 08:56:35,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:56:46,679 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][581], [Black: 962#(<= 2 n2), 9#L19true, Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 1037#true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), 25#L41-1true, Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 28#L30-1true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, 1859#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), 378#true, Black: 539#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1445#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, 1759#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:46,679 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 08:56:46,679 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:46,679 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:46,679 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:46,679 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][851], [6#L19-1true, Black: 962#(<= 2 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 1037#true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), 25#L41-1true, Black: 472#(and (<= n2 n1) (< 0 n1)), 26#L30true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, 1859#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), 378#true, Black: 539#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1445#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:46,680 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 08:56:46,680 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:46,680 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:46,680 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:46,891 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][1132], [Black: 962#(<= 2 n2), 9#L19true, Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 17#L41true, 1042#(<= 1 n2), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 28#L30-1true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, 1859#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), 378#true, Black: 539#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, 1759#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:46,891 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-11 08:56:46,891 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:46,892 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:46,892 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:46,892 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1520], [6#L19-1true, Black: 962#(<= 2 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 17#L41true, 1042#(<= 1 n2), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), 26#L30true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, 1859#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), 378#true, Black: 539#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:46,892 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-11 08:56:46,892 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:46,892 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:46,892 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,163 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][1520], [6#L19-1true, Black: 962#(<= 2 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 17#L41true, 1042#(<= 1 n2), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), 26#L30true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), 36#thread4FINALtrue, Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, 1859#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 299#true, Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 80#(<= 1 n1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 223#true, 1759#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:54,163 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,163 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][1132], [Black: 962#(<= 2 n2), 9#L19true, Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 17#L41true, 1042#(<= 1 n2), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 28#L30-1true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), 36#thread4FINALtrue, Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, 1859#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 299#true, Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 80#(<= 1 n1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:54,164 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,164 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-11 08:56:54,751 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([84] L30-->L30-1: Formula: (let ((.cse0 (< 1 v_n1_17))) (and (= v_n1_16 (ite .cse0 (+ v_n1_17 (- 2)) v_n1_17)) (= (ite .cse0 (+ v_p1_12 (* v_m_9 2)) v_p1_12) v_p1_11))) InVars {p1=v_p1_12, m=v_m_9, n1=v_n1_17} OutVars{p1=v_p1_11, m=v_m_9, n1=v_n1_16} AuxVars[] AssignedVars[p1, n1][581], [Black: 962#(<= 2 n2), 9#L19true, Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 1037#true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), 25#L41-1true, Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 28#L30-1true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1859#true, Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1445#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:54,752 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][851], [6#L19-1true, Black: 962#(<= 2 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 1037#true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), 25#L41-1true, Black: 472#(and (<= n2 n1) (< 0 n1)), 26#L30true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1859#true, Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1445#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, Black: 1685#(= p2 p1), 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, 1759#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:54,752 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([87] L41-1-->thread3FINAL: Formula: (not (< 0 v_n2_5)) InVars {n2=v_n2_5} OutVars{n2=v_n2_5} AuxVars[] AssignedVars[][127], [Black: 962#(<= 2 n2), 9#L19true, Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 1037#true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), 26#L30true, Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 29#thread3FINALtrue, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 55#(<= 1 n2), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 63#(<= n2 0), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1274#(= p2 p1), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1859#true, Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), 1348#true, Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, 622#(and (<= n2 1) (< 0 n1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, 372#(and (<= n2 1) (<= n2 n1)), Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 299#true, Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 303#(<= n2 1), Black: 554#(and (<= n2 n1) (< 0 n1)), 378#true, Black: 539#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 143#(and (<= 1 n1) (<= n2 n1)), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 76#true, Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), 1951#(< 0 n1), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1445#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 721#(and (< 1 n1) (<= n2 n1)), Black: 672#(< 1 n1), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, Black: 648#(<= 1 n1), 728#true, 472#(and (<= n2 n1) (< 0 n1)), Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:56:54,752 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,752 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:56:54,753 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:57:06,190 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([79] L19-1-->thread1FINAL: Formula: (not (< 0 v_n1_5)) InVars {n1=v_n1_5} OutVars{n1=v_n1_5} AuxVars[] AssignedVars[][825], [8#thread1FINALtrue, Black: 962#(<= 2 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), 17#L41true, 18#thread2FINALtrue, 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), 36#thread4FINALtrue, Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1859#true, Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), 69#(<= n1 0), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), 76#true, 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1037#true, 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 299#true, Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), 1953#(<= n1 0), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), 1466#(and (<= n1 n2) (< 0 n2)), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1449#(<= 1 n2), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:57:06,190 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 08:57:06,190 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 08:57:06,190 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 08:57:06,190 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 08:57:11,655 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][255], [9#L19true, Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 958#true, 17#L41true, 1041#(<= 2 n2), 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 18#thread2FINALtrue, 531#(and (<= 1 n1) (<= n2 (+ n1 1))), 21#L52true, Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 55#(<= 1 n2), 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), 66#true, Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1859#true, Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 80#(<= 1 n1), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 303#(<= n2 1), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 76#true, 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), 1951#(< 0 n1), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 962#(<= 2 n2), Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 08:57:11,655 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 08:57:11,655 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 08:57:11,655 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 08:57:11,655 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 08:57:23,186 INFO L129 PetriNetUnfolder]: 35097/59990 cut-off events. [2021-03-11 08:57:23,186 INFO L130 PetriNetUnfolder]: For 4552309/4566453 co-relation queries the response was YES. [2021-03-11 08:57:24,079 INFO L84 FinitePrefix]: Finished finitePrefix Result has 894576 conditions, 59990 events. 35097/59990 cut-off events. For 4552309/4566453 co-relation queries the response was YES. Maximal size of possible extension queue 4598. Compared 580381 event pairs, 1401 based on Foata normal form. 4703/63984 useless extension candidates. Maximal degree in co-relation 890814. Up to 18268 conditions per place. [2021-03-11 08:57:24,762 INFO L132 encePairwiseOnDemand]: 27/33 looper letters, 561 selfloop transitions, 2714 changer transitions 2/5937 dead transitions. [2021-03-11 08:57:24,762 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 270 places, 5937 transitions, 207808 flow [2021-03-11 08:57:24,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 08:57:24,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 08:57:24,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-11 08:57:24,763 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8606060606060606 [2021-03-11 08:57:24,763 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-11 08:57:24,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-11 08:57:24,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:57:24,763 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-11 08:57:24,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:57:24,763 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:57:24,763 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:57:24,763 INFO L185 Difference]: Start difference. First operand has 266 places, 5506 transitions, 186476 flow. Second operand 5 states and 142 transitions. [2021-03-11 08:57:24,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 270 places, 5937 transitions, 207808 flow [2021-03-11 08:57:46,571 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 5937 transitions, 206463 flow, removed 353 selfloop flow, removed 6 redundant places. [2021-03-11 08:57:46,691 INFO L241 Difference]: Finished difference. Result has 266 places, 5887 transitions, 208800 flow [2021-03-11 08:57:46,694 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=184168, PETRI_DIFFERENCE_MINUEND_PLACES=260, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5475, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2302, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=3100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=208800, PETRI_PLACES=266, PETRI_TRANSITIONS=5887} [2021-03-11 08:57:46,694 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 230 predicate places. [2021-03-11 08:57:46,694 INFO L480 AbstractCegarLoop]: Abstraction has has 266 places, 5887 transitions, 208800 flow [2021-03-11 08:57:46,694 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:57:46,694 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:57:46,694 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:57:46,694 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-03-11 08:57:46,694 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:57:46,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:57:46,694 INFO L82 PathProgramCache]: Analyzing trace with hash 2070149302, now seen corresponding path program 8 times [2021-03-11 08:57:46,695 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:57:46,695 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974166983] [2021-03-11 08:57:46,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:57:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:57:46,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:57:46,702 INFO L142 QuantifierPusher]: treesize reduction 5, result has 58.3 percent of original size [2021-03-11 08:57:46,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:57:46,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 08:57:46,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:57:46,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974166983] [2021-03-11 08:57:46,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [638190521] [2021-03-11 08:57:46,715 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:57:46,740 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 08:57:46,740 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 08:57:46,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-11 08:57:46,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 08:57:46,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:57:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:57:46,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:57:46,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:57:46,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:57:46,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:57:46,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:57:46,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:57:46,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 08:57:46,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-11 08:57:46,764 INFO L142 QuantifierPusher]: treesize reduction 13, result has 50.0 percent of original size [2021-03-11 08:57:46,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:57:46,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:57:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 08:57:46,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:57:46,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 08:57:46,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:57:46,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,773 INFO L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-03-11 08:57:46,774 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-11 08:57:46,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,779 INFO L142 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-03-11 08:57:46,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:57:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:57:46,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:57:46,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 08:57:46,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 08:57:46,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 08:57:46,787 INFO L142 QuantifierPusher]: treesize reduction 13, result has 43.5 percent of original size [2021-03-11 08:57:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:57:46,789 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-11 08:57:46,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:57:46,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:57:46,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:57:46,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 08:57:46,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2021-03-11 08:57:46,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429918747] [2021-03-11 08:57:46,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-11 08:57:46,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:57:46,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-11 08:57:46,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-03-11 08:57:46,803 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 33 [2021-03-11 08:57:46,803 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 5887 transitions, 208800 flow. Second operand has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:57:46,803 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:57:46,803 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 33 [2021-03-11 08:57:46,803 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 08:59:14,597 INFO L129 PetriNetUnfolder]: 46355/77369 cut-off events. [2021-03-11 08:59:14,597 INFO L130 PetriNetUnfolder]: For 6046735/6047539 co-relation queries the response was YES. [2021-03-11 08:59:15,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1236841 conditions, 77369 events. 46355/77369 cut-off events. For 6046735/6047539 co-relation queries the response was YES. Maximal size of possible extension queue 5150. Compared 734282 event pairs, 967 based on Foata normal form. 1478/78838 useless extension candidates. Maximal degree in co-relation 1231601. Up to 27619 conditions per place. [2021-03-11 08:59:16,652 INFO L132 encePairwiseOnDemand]: 20/33 looper letters, 4334 selfloop transitions, 5629 changer transitions 0/9977 dead transitions. [2021-03-11 08:59:16,652 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 280 places, 9977 transitions, 375410 flow [2021-03-11 08:59:16,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-11 08:59:16,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-03-11 08:59:16,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 429 transitions. [2021-03-11 08:59:16,655 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8666666666666667 [2021-03-11 08:59:16,655 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 429 transitions. [2021-03-11 08:59:16,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 429 transitions. [2021-03-11 08:59:16,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 08:59:16,655 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 429 transitions. [2021-03-11 08:59:16,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 28.6) internal successors, (429), 15 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:59:16,656 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 33.0) internal successors, (528), 16 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:59:16,656 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 33.0) internal successors, (528), 16 states have internal predecessors, (528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:59:16,656 INFO L185 Difference]: Start difference. First operand has 266 places, 5887 transitions, 208800 flow. Second operand 15 states and 429 transitions. [2021-03-11 08:59:16,656 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 280 places, 9977 transitions, 375410 flow [2021-03-11 08:59:51,134 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 280 places, 9977 transitions, 374778 flow, removed 316 selfloop flow, removed 0 redundant places. [2021-03-11 08:59:51,335 INFO L241 Difference]: Finished difference. Result has 293 places, 8450 transitions, 330915 flow [2021-03-11 08:59:51,338 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=33, PETRI_DIFFERENCE_MINUEND_FLOW=204327, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5761, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3128, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1868, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=330915, PETRI_PLACES=293, PETRI_TRANSITIONS=8450} [2021-03-11 08:59:51,338 INFO L335 CegarLoopForPetriNet]: 36 programPoint places, 257 predicate places. [2021-03-11 08:59:51,338 INFO L480 AbstractCegarLoop]: Abstraction has has 293 places, 8450 transitions, 330915 flow [2021-03-11 08:59:51,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 20.5) internal successors, (205), 10 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:59:51,339 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 08:59:51,339 INFO L255 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-11 08:59:51,539 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 08:59:51,539 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-11 08:59:51,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 08:59:51,539 INFO L82 PathProgramCache]: Analyzing trace with hash 1997592072, now seen corresponding path program 9 times [2021-03-11 08:59:51,539 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 08:59:51,539 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064621384] [2021-03-11 08:59:51,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 08:59:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 08:59:51,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:59:51,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:59:51,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:59:51,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-03-11 08:59:51,547 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-11 08:59:51,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 08:59:51,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:59:51,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 08:59:51,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 08:59:51,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 08:59:51,553 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 08:59:51,553 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064621384] [2021-03-11 08:59:51,553 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 08:59:51,553 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-11 08:59:51,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460802805] [2021-03-11 08:59:51,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 08:59:51,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 08:59:51,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 08:59:51,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 08:59:51,554 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 25 out of 33 [2021-03-11 08:59:51,554 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 8450 transitions, 330915 flow. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 08:59:51,554 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 08:59:51,554 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 25 of 33 [2021-03-11 08:59:51,554 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 09:00:36,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([79] L19-1-->thread1FINAL: Formula: (not (< 0 v_n1_5)) InVars {n1=v_n1_5} OutVars{n1=v_n1_5} AuxVars[] AssignedVars[][68], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, Black: 1960#(and (< 0 n1) (= n2 n1)), 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1962#(<= 2 n2), 8#thread1FINALtrue, Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 958#true, Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 18#thread2FINALtrue, 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 2067#(< 0 n2), 21#L52true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), 69#(<= n1 0), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), 76#true, 1115#(and (<= n1 n2) (<= 2 n2)), Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 80#(<= 1 n1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), 1953#(<= n1 0), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1949#true, Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1951#(< 0 n1), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, 1466#(and (<= n1 n2) (< 0 n2)), Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), 1531#true]) [2021-03-11 09:00:36,411 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,411 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,411 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,411 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,411 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][829], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), 6#L19-1true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), 1037#true, Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 2065#true, 17#L41true, 18#thread2FINALtrue, 22#L52-1true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1951#(< 0 n1), 1445#true, 1957#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:00:36,412 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L41-->L41-1: Formula: (let ((.cse0 (< 0 v_n2_17))) (and (= (ite .cse0 (+ v_n2_17 (- 1)) v_n2_17) v_n2_16) (= (ite .cse0 (+ v_p2_12 v_m_11) v_p2_12) v_p2_11))) InVars {m=v_m_11, n2=v_n2_17, p2=v_p2_12} OutVars{m=v_m_11, n2=v_n2_16, p2=v_p2_11} AuxVars[] AssignedVars[n2, p2][385], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, 6#L19-1true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), 2065#true, 18#thread2FINALtrue, 1042#(<= 1 n2), 21#L52true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), 25#L41-1true, Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 55#(<= 1 n2), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1951#(< 0 n1), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 1759#true, 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), 1531#true, 2046#(and (<= n1 n2) (<= 1 n2))]) [2021-03-11 09:00:36,412 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([78] L19-1-->L19: Formula: (< 0 v_n1_1) InVars {n1=v_n1_1} OutVars{n1=v_n1_1} AuxVars[] AssignedVars[][28], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, Black: 1960#(and (< 0 n1) (= n2 n1)), 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1962#(<= 2 n2), Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), 9#L19true, Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 958#true, Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 18#thread2FINALtrue, 2067#(< 0 n2), 21#L52true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 80#(<= 1 n1), 1115#(and (<= n1 n2) (<= 2 n2)), Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 76#true, 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), 1951#(< 0 n1), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1949#true, Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, 1466#(and (<= n1 n2) (< 0 n2)), Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 458#(<= 1 n1), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true, 2044#(and (<= (+ n1 1) n2) (< 0 n1))]) [2021-03-11 09:00:36,412 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:00:36,412 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,419 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([79] L19-1-->thread1FINAL: Formula: (not (< 0 v_n1_5)) InVars {n1=v_n1_5} OutVars{n1=v_n1_5} AuxVars[] AssignedVars[][68], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, Black: 1960#(and (< 0 n1) (= n2 n1)), 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1962#(<= 2 n2), 8#thread1FINALtrue, Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 958#true, Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 18#thread2FINALtrue, 2067#(< 0 n2), 21#L52true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), 69#(<= n1 0), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), 76#true, 1115#(and (<= n1 n2) (<= 2 n2)), Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), 1953#(<= n1 0), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1949#true, Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1951#(< 0 n1), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), 1466#(and (<= n1 n2) (< 0 n2)), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:01:14,419 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,419 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,419 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,419 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([92] L52-->L52-1: Formula: (let ((.cse0 (< 1 v_n2_13))) (and (= v_p2_7 (ite .cse0 (+ v_p2_8 (* v_m_5 2)) v_p2_8)) (= v_n2_12 (ite .cse0 (+ v_n2_13 (- 2)) v_n2_13)))) InVars {m=v_m_5, n2=v_n2_13, p2=v_p2_8} OutVars{m=v_m_5, n2=v_n2_12, p2=v_p2_7} AuxVars[] AssignedVars[n2, p2][785], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), 6#L19-1true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), 1037#true, Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 2065#true, 18#thread2FINALtrue, 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 22#L52-1true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 55#(<= 1 n2), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1274#(= p2 p1), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 80#(<= 1 n1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1348#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1951#(< 0 n1), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1445#true, 1957#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:01:14,420 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([88] L41-->L41-1: Formula: (let ((.cse0 (< 0 v_n2_17))) (and (= (ite .cse0 (+ v_n2_17 (- 1)) v_n2_17) v_n2_16) (= (ite .cse0 (+ v_p2_12 v_m_11) v_p2_12) v_p2_11))) InVars {m=v_m_11, n2=v_n2_17, p2=v_p2_12} OutVars{m=v_m_11, n2=v_n2_16, p2=v_p2_11} AuxVars[] AssignedVars[n2, p2][175], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, 6#L19-1true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 1963#(<= 1 n2), Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), 2065#true, 18#thread2FINALtrue, 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 1042#(<= 1 n2), 21#L52true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), 25#L41-1true, Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 55#(<= 1 n2), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 644#true, Black: 1609#(= p2 p1), Black: 80#(<= 1 n1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), 1949#true, Black: 1348#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1951#(< 0 n1), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 454#true, Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 648#(<= 1 n1), 728#true, Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), 1531#true, 2046#(and (<= n1 n2) (<= 1 n2))]) [2021-03-11 09:01:14,420 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([78] L19-1-->L19: Formula: (< 0 v_n1_1) InVars {n1=v_n1_1} OutVars{n1=v_n1_1} AuxVars[] AssignedVars[][28], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 962#(<= 2 n2), Black: 1963#(<= 1 n2), 9#L19true, Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 958#true, Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 18#thread2FINALtrue, 2067#(< 0 n2), 21#L52true, Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), 539#true, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 80#(<= 1 n1), 1115#(and (<= n1 n2) (<= 2 n2)), Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 303#(<= n2 1), 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 76#true, 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), 1951#(< 0 n1), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1949#true, Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, 1466#(and (<= n1 n2) (< 0 n2)), Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), 458#(<= 1 n1), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, Black: 1685#(= p2 p1), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1449#(<= 1 n2), 1272#true, Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true, 2044#(and (<= (+ n1 1) n2) (< 0 n1))]) [2021-03-11 09:01:14,420 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:14,420 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([90] L52-1-->L52: Formula: (< 1 v_n2_7) InVars {n2=v_n2_7} OutVars{n2=v_n2_7} AuxVars[] AssignedVars[][265], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, Black: 1960#(and (< 0 n1) (= n2 n1)), 9#L19true, Black: 1963#(<= 1 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 958#true, Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 1041#(<= 2 n2), 17#L41true, 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 18#thread2FINALtrue, 2067#(< 0 n2), 531#(and (<= 1 n1) (<= n2 (+ n1 1))), 21#L52true, Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 299#true, Black: 48#(= p2 p1), 55#(<= 1 n2), 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), 66#true, Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 80#(<= 1 n1), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 303#(<= n2 1), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 76#true, 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, 1951#(< 0 n1), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1949#true, Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), 1962#(<= 2 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 962#(<= 2 n2), Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:01:22,953 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([91] L52-1-->thread4FINAL: Formula: (not (< 1 v_n2_11)) InVars {n2=v_n2_11} OutVars{n2=v_n2_11} AuxVars[] AssignedVars[][1950], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), 9#L19true, Black: 962#(<= 2 n2), Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 1042#(<= 1 n2), 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 18#thread2FINALtrue, 2068#(and (<= n2 1) (< 0 n2)), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), 36#thread4FINALtrue, Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1759#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 299#true, Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 143#(and (<= 1 n1) (<= n2 n1)), Black: 1609#(= p2 p1), Black: 80#(<= 1 n1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 76#true, 659#(and (<= n2 n1) (< 0 n1)), 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, 1951#(< 0 n1), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1949#true, Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1963#(<= 1 n2), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 644#true, Black: 648#(<= 1 n1), 472#(and (<= n2 n1) (< 0 n1)), 728#true, Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:01:22,953 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 09:01:22,953 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-11 09:01:24,759 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([91] L52-1-->thread4FINAL: Formula: (not (< 1 v_n2_11)) InVars {n2=v_n2_11} OutVars{n2=v_n2_11} AuxVars[] AssignedVars[][6505], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), Black: 1957#true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 962#(<= 2 n2), 9#L19true, Black: 1967#(<= n1 n2), Black: 966#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 17#L41true, 18#thread2FINALtrue, 1042#(<= 1 n2), 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), 2068#(and (<= n2 1) (< 0 n2)), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 36#thread4FINALtrue, 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 55#(<= 1 n2), Black: 51#true, Black: 53#(= n1 n2), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 63#(<= n2 0), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), Black: 1759#true, 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), Black: 1041#(<= 2 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), Black: 1037#true, 1121#true, Black: 807#(= p2 p1), 622#(and (<= n2 1) (< 0 n1)), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), 378#true, Black: 539#true, Black: 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 143#(and (<= 1 n1) (<= n2 n1)), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 76#true, 659#(and (<= n2 n1) (< 0 n1)), 1683#true, 148#true, 1429#(and (<= n1 1) (< 0 n2)), Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), 1951#(< 0 n1), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1949#true, Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1449#(<= 1 n2), Black: 1123#(= p1 p2), 1963#(<= 1 n2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 644#true, Black: 648#(<= 1 n1), 728#true, 472#(and (<= n2 n1) (< 0 n1)), Black: 1685#(= p2 p1), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 150#(= p1 p2), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 152#(= (+ m p2) p1), 223#true, Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1198#(= p1 p2), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1524#(and (<= n1 n2) (< 0 (+ n2 1))), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:01:24,759 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-11 09:01:24,760 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:24,760 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:24,760 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-11 09:01:25,946 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([80] L19-->L19-1: Formula: (let ((.cse0 (< 0 v_n1_13))) (and (= (ite .cse0 (+ v_n1_13 (- 1)) v_n1_13) v_n1_12) (= (ite .cse0 (+ v_p1_8 v_m_7) v_p1_8) v_p1_7))) InVars {p1=v_p1_8, m=v_m_7, n1=v_n1_13} OutVars{p1=v_p1_7, m=v_m_7, n1=v_n1_12} AuxVars[] AssignedVars[p1, n1][5216], [Black: 2048#(and (<= n1 n2) (<= 2 n2) (< 0 n1)), Black: 2050#(and (<= n1 n2) (<= 2 n2)), 6#L19-1true, Black: 1960#(and (< 0 n1) (= n2 n1)), Black: 1962#(<= 2 n2), Black: 962#(<= 2 n2), Black: 1963#(<= 1 n2), Black: 966#(<= n1 n2), Black: 1967#(<= n1 n2), Black: 1031#(and (<= n1 n2) (<= 2 n2)), Black: 1974#(and (<= n1 n2) (< 0 n1)), Black: 2040#(and (<= 2 n2) (= n2 n1)), Black: 1978#(and (< 0 n2) (<= (+ n1 1) n2)), 1037#true, Black: 2042#(and (<= (+ n1 1) n2) (<= 2 n2)), Black: 2044#(and (<= (+ n1 1) n2) (< 0 n1)), Black: 2046#(and (<= n1 n2) (<= 1 n2)), 2069#(<= n2 0), Black: 531#(and (<= 1 n1) (<= n2 (+ n1 1))), Black: 533#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 472#(and (<= n2 n1) (< 0 n1)), 26#L30true, 29#thread3FINALtrue, Black: 730#(= p1 p2), Black: 731#(and (< 0 n2) (= p2 p1)), 34#L66true, Black: 732#(and (< 0 n2) (= p2 p1) (< 0 n1)), 36#thread4FINALtrue, Black: 733#(and (= (+ m p2) p1) (< 0 n2)), 805#true, Black: 225#(= p1 p2), Black: 226#(and (= p2 p1) (< 0 n1)), Black: 228#(and (= (+ m p2) p1) (< 0 n2)), 303#(<= n2 1), Black: 48#(= p2 p1), 51#true, Black: 53#(= n1 n2), Black: 1810#(or (< 0 n2) (and (< 0 (+ n2 1)) (= p2 p1))), Black: 54#(and (<= 1 n1) (= n2 n1)), Black: 1764#(and (< 1 n2) (= p1 (+ (* 2 m) p2)) (<= (+ n1 2) n2)), Black: 55#(<= 1 n2), Black: 1765#(or (<= 3 n2) (and (< 1 n2) (= p1 (+ (* 2 m) p2)))), Black: 1847#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1784#(and (<= n1 n2) (< 1 n1) (= p2 p1)), 63#(<= n2 0), Black: 1849#(and (< 0 (+ n2 1)) (= p2 p1)), Black: 1803#(and (< 1 n2) (or (and (< 2 n2) (= p1 (+ (* 3 m) p2))) (= p1 (+ (* 2 m) p2)))), Black: 1274#(= p2 p1), Black: 1275#(and (< 1 n1) (= p2 p1)), 66#true, Black: 1277#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), Black: 1536#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1533#(= p1 p2), Black: 1534#(and (< 1 n2) (= p2 p1)), 1607#true, Black: 68#(= n2 n1), Black: 69#(<= n1 0), 76#true, Black: 1041#(<= 2 n2), Black: 1042#(<= 1 n2), Black: 1113#(and (<= n1 n2) (<= 1 n2)), 1121#true, 620#(and (< 0 (+ n1 1)) (<= n2 1)), Black: 807#(= p2 p1), Black: 808#(and (< 0 n2) (= p2 p1)), Black: 810#(and (= (+ m p1) p2) (< 0 n1)), 881#true, Black: 624#(and (< 0 (+ n1 1)) (<= n2 n1)), Black: 626#(and (< 0 (+ n1 1)) (<= n2 1) (<= n2 n1)), Black: 307#(<= n2 n1), Black: 567#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 372#(and (<= n2 1) (<= n2 n1)), Black: 616#(and (<= n2 1) (< 0 n1) (= n2 n1)), Black: 299#true, Black: 554#(and (<= n2 n1) (< 0 n1)), Black: 539#true, 378#true, Black: 622#(and (<= n2 1) (< 0 n1)), Black: 640#(and (<= 2 n2) (= n2 n1)), Black: 639#(= n1 n2), 648#(<= 1 n1), Black: 1609#(= p2 p1), Black: 1610#(and (< 1 n2) (= p2 p1)), Black: 80#(<= 1 n1), Black: 1612#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 1683#true, 148#true, Black: 1945#(and (<= n1 0) (< 0 (+ n2 1)) (= p2 p1)), 1435#(and (<= n1 n2) (<= n1 1) (< 0 (+ n2 1))), Black: 1902#(and (<= n1 n2) (< 0 (+ n2 1)) (= p2 p1)), Black: 1348#true, 1949#true, Black: 1429#(and (<= n1 1) (< 0 n2)), Black: 1431#(and (<= n1 1) (< 0 (+ n2 1))), Black: 1352#(<= n1 1), Black: 1433#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1369#(and (<= n1 n2) (< 0 n2)), Black: 1951#(< 0 n1), Black: 1373#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1957#true, Black: 1123#(= p1 p2), Black: 1125#(= p1 (+ (* 2 m) p2)), 1196#true, Black: 883#(= p2 p1), Black: 884#(and (< 0 n2) (= p2 p1)), Black: 885#(= (+ m p1) p2), Black: 886#(and (= (+ m p1) p2) (< 0 n1)), 958#true, Black: 380#(= p2 p1), Black: 381#(and (= p2 p1) (< 0 n1)), Black: 383#(and (= (+ m p1) p2) (< 0 n1)), Black: 672#(< 1 n1), Black: 721#(and (< 1 n1) (<= n2 n1)), Black: 659#(and (<= n2 n1) (< 0 n1)), Black: 644#true, 728#true, Black: 1685#(= p2 p1), 476#(and (< 0 (+ n1 1)) (<= n2 (+ n1 1))), Black: 150#(= p1 p2), Black: 1687#(= (+ (* 2 m) p1) p2), Black: 152#(= (+ m p2) p1), Black: 1688#(and (< 1 n1) (= (+ (* 2 m) p1) p2)), 223#true, 1759#true, 1524#(and (<= n1 n2) (< 0 (+ n2 1))), Black: 1201#(and (< 1 n2) (= p1 (+ (* 2 m) p2))), Black: 1198#(= p1 p2), Black: 1522#(and (<= n1 (+ n2 1)) (<= 1 n2)), Black: 1199#(and (< 1 n1) (= p2 p1)), Black: 1449#(<= 1 n2), 1272#true, Black: 1466#(and (<= n1 n2) (< 0 n2)), Black: 1470#(and (< 0 (+ n2 1)) (<= n1 (+ n2 1))), 1531#true]) [2021-03-11 09:01:25,946 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is not cut-off event [2021-03-11 09:01:25,946 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-11 09:01:25,946 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-11 09:01:25,946 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-11 09:01:57,673 INFO L129 PetriNetUnfolder]: 48010/82715 cut-off events. [2021-03-11 09:01:57,673 INFO L130 PetriNetUnfolder]: For 7996476/8007910 co-relation queries the response was YES. [2021-03-11 09:01:59,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1395778 conditions, 82715 events. 48010/82715 cut-off events. For 7996476/8007910 co-relation queries the response was YES. Maximal size of possible extension queue 5847. Compared 832032 event pairs, 1196 based on Foata normal form. 3570/85654 useless extension candidates. Maximal degree in co-relation 1390074. Up to 26028 conditions per place. [2021-03-11 09:02:00,179 INFO L132 encePairwiseOnDemand]: 27/33 looper letters, 861 selfloop transitions, 3765 changer transitions 92/9119 dead transitions. [2021-03-11 09:02:00,179 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 9119 transitions, 367073 flow [2021-03-11 09:02:00,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 09:02:00,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 09:02:00,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 142 transitions. [2021-03-11 09:02:00,180 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8606060606060606 [2021-03-11 09:02:00,180 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 142 transitions. [2021-03-11 09:02:00,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 142 transitions. [2021-03-11 09:02:00,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 09:02:00,180 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 142 transitions. [2021-03-11 09:02:00,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 09:02:00,180 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 09:02:00,180 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 09:02:00,180 INFO L185 Difference]: Start difference. First operand has 293 places, 8450 transitions, 330915 flow. Second operand 5 states and 142 transitions. [2021-03-11 09:02:00,181 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 9119 transitions, 367073 flow Received shutdown request... [2021-03-11 09:02:03,142 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-03-11 09:02:03,143 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-11 09:02:03,145 WARN L224 ceAbstractionStarter]: Timeout [2021-03-11 09:02:03,146 INFO L202 PluginConnector]: Adding new model hard1.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.03 09:02:03 BasicIcfg [2021-03-11 09:02:03,146 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-11 09:02:03,146 INFO L168 Benchmark]: Toolchain (without parser) took 810206.18 ms. Allocated memory was 255.9 MB in the beginning and 9.5 GB in the end (delta: 9.2 GB). Free memory was 236.6 MB in the beginning and 6.3 GB in the end (delta: -6.0 GB). Peak memory consumption was 6.2 GB. Max. memory is 16.0 GB. [2021-03-11 09:02:03,146 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.08 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 09:02:03,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.18 ms. Allocated memory is still 255.9 MB. Free memory was 236.1 MB in the beginning and 234.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-11 09:02:03,146 INFO L168 Benchmark]: Boogie Preprocessor took 10.91 ms. Allocated memory is still 255.9 MB. Free memory was 234.6 MB in the beginning and 233.6 MB in the end (delta: 983.8 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-11 09:02:03,146 INFO L168 Benchmark]: RCFGBuilder took 268.88 ms. Allocated memory is still 255.9 MB. Free memory was 233.4 MB in the beginning and 235.8 MB in the end (delta: -2.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.0 GB. [2021-03-11 09:02:03,146 INFO L168 Benchmark]: TraceAbstraction took 809903.41 ms. Allocated memory was 255.9 MB in the beginning and 9.5 GB in the end (delta: 9.2 GB). Free memory was 235.4 MB in the beginning and 6.3 GB in the end (delta: -6.0 GB). Peak memory consumption was 6.2 GB. Max. memory is 16.0 GB. [2021-03-11 09:02:03,147 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 0.08 ms. Allocated memory is still 255.9 MB. Free memory is still 237.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 17.18 ms. Allocated memory is still 255.9 MB. Free memory was 236.1 MB in the beginning and 234.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.91 ms. Allocated memory is still 255.9 MB. Free memory was 234.6 MB in the beginning and 233.6 MB in the end (delta: 983.8 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 268.88 ms. Allocated memory is still 255.9 MB. Free memory was 233.4 MB in the beginning and 235.8 MB in the end (delta: -2.4 MB). Peak memory consumption was 17.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 809903.41 ms. Allocated memory was 255.9 MB in the beginning and 9.5 GB in the end (delta: 9.2 GB). Free memory was 235.4 MB in the beginning and 6.3 GB in the end (delta: -6.0 GB). Peak memory consumption was 6.2 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 72]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 72). Cancelled while executing RemoveRedundantFlow. - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 30 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 8.8ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 809822.8ms, OverallIterations: 31, TraceHistogramMax: 2, EmptinessCheckTime: 0.0ms, AutomataDifference: 801240.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 37.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 335 SDtfs, 830 SDslu, 416 SDs, 0 SdLazy, 2703 SolverSat, 443 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1471.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 729 GetRequests, 520 SyntacticMatches, 31 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 899.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=330915occurred in iteration=30, InterpolantAutomatonStates: 213, 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: 120.9ms SsaConstructionTime, 341.6ms SatisfiabilityAnalysisTime, 2450.0ms InterpolantComputationTime, 1267 NumberOfCodeBlocks, 1267 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 1212 ConstructedInterpolants, 0 QuantifiedInterpolants, 4327 SizeOfPredicates, 26 NumberOfNonLiveVariables, 1594 ConjunctsInSsa, 184 ConjunctsInUnsatCore, 55 InterpolantComputations, 8 PerfectInterpolantSequences, 41/119 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