/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-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-11 23:32:47,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-11 23:32:47,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-11 23:32:47,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-11 23:32:47,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-11 23:32:47,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-11 23:32:47,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-11 23:32:47,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-11 23:32:47,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-11 23:32:47,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-11 23:32:47,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-11 23:32:47,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-11 23:32:47,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-11 23:32:47,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-11 23:32:47,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-11 23:32:47,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-11 23:32:47,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-11 23:32:47,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-11 23:32:47,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-11 23:32:47,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-11 23:32:47,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-11 23:32:47,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-11 23:32:47,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-11 23:32:47,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-11 23:32:47,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-11 23:32:47,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-11 23:32:47,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-11 23:32:47,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-11 23:32:47,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-11 23:32:47,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-11 23:32:47,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-11 23:32:47,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-11 23:32:47,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-11 23:32:47,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-11 23:32:47,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-11 23:32:47,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-11 23:32:47,157 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-SemanticLbe.epf [2021-03-11 23:32:47,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-11 23:32:47,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-11 23:32:47,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-11 23:32:47,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-11 23:32:47,200 INFO L138 SettingsManager]: * Use SBE=true [2021-03-11 23:32:47,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-11 23:32:47,201 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-11 23:32:47,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-11 23:32:47,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-11 23:32:47,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-11 23:32:47,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-11 23:32:47,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-11 23:32:47,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-11 23:32:47,203 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-11 23:32:47,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-11 23:32:47,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-11 23:32:47,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-11 23:32:47,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-11 23:32:47,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-11 23:32:47,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-11 23:32:47,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-11 23:32:47,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-11 23:32:47,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-11 23:32:47,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-11 23:32:47,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-11 23:32:47,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-11 23:32:47,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-11 23:32:47,205 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-11 23:32:47,206 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-11 23:32:47,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-11 23:32:47,544 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-11 23:32:47,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-11 23:32:47,547 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-11 23:32:47,548 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-11 23:32:47,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl [2021-03-11 23:32:47,549 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp3x3.wvr.bpl' [2021-03-11 23:32:47,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-11 23:32:47,601 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-11 23:32:47,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-11 23:32:47,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-11 23:32:47,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-11 23:32:47,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,621 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,630 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-11 23:32:47,631 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-11 23:32:47,632 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-11 23:32:47,632 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-11 23:32:47,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/1) ... [2021-03-11 23:32:47,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-11 23:32:47,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-11 23:32:47,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-11 23:32:47,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-11 23:32:47,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (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 23:32:47,699 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-11 23:32:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-11 23:32:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-11 23:32:47,699 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-11 23:32:47,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-11 23:32:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-11 23:32:47,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-11 23:32:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-11 23:32:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-11 23:32:47,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-11 23:32:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-11 23:32:47,700 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-11 23:32:47,700 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-11 23:32:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-11 23:32:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-11 23:32:47,701 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-03-11 23:32:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-03-11 23:32:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-03-11 23:32:47,701 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-03-11 23:32:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-03-11 23:32:47,701 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-03-11 23:32:47,702 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 23:32:47,854 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-11 23:32:47,854 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-11 23:32:47,856 INFO L202 PluginConnector]: Adding new model exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 11:32:47 BoogieIcfgContainer [2021-03-11 23:32:47,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-11 23:32:47,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-11 23:32:47,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-11 23:32:47,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-11 23:32:47,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 11.03 11:32:47" (1/2) ... [2021-03-11 23:32:47,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a59be4a and model type exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.03 11:32:47, skipping insertion in model container [2021-03-11 23:32:47,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp3x3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.03 11:32:47" (2/2) ... [2021-03-11 23:32:47,861 INFO L111 eAbstractionObserver]: Analyzing ICFG exp3x3.wvr.bpl [2021-03-11 23:32:47,865 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-11 23:32:47,868 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-11 23:32:47,869 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-11 23:32:47,969 INFO L149 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2021-03-11 23:32:47,985 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-03-11 23:32:48,002 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-11 23:32:48,003 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-11 23:32:48,003 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-11 23:32:48,003 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-11 23:32:48,003 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-11 23:32:48,003 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-11 23:32:48,003 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-11 23:32:48,003 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-11 23:32:48,012 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 47 transitions, 142 flow [2021-03-11 23:32:48,038 INFO L129 PetriNetUnfolder]: 6/41 cut-off events. [2021-03-11 23:32:48,038 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-11 23:32:48,041 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66 conditions, 41 events. 6/41 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 80 event pairs, 0 based on Foata normal form. 0/34 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2021-03-11 23:32:48,041 INFO L82 GeneralOperation]: Start removeDead. Operand has 60 places, 47 transitions, 142 flow [2021-03-11 23:32:48,045 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 52 places, 39 transitions, 114 flow [2021-03-11 23:32:48,048 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-11 23:32:48,057 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 39 transitions, 114 flow [2021-03-11 23:32:48,059 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 39 transitions, 114 flow [2021-03-11 23:32:48,059 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 52 places, 39 transitions, 114 flow [2021-03-11 23:32:48,072 INFO L129 PetriNetUnfolder]: 6/39 cut-off events. [2021-03-11 23:32:48,072 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-11 23:32:48,073 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64 conditions, 39 events. 6/39 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 75 event pairs, 0 based on Foata normal form. 0/33 useless extension candidates. Maximal degree in co-relation 39. Up to 2 conditions per place. [2021-03-11 23:32:48,074 INFO L116 LiptonReduction]: Number of co-enabled transitions 720 [2021-03-11 23:32:48,325 INFO L131 LiptonReduction]: Checked pairs total: 440 [2021-03-11 23:32:48,325 INFO L133 LiptonReduction]: Total number of compositions: 13 [2021-03-11 23:32:48,326 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 281 [2021-03-11 23:32:48,337 INFO L129 PetriNetUnfolder]: 6/25 cut-off events. [2021-03-11 23:32:48,338 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-03-11 23:32:48,338 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:48,338 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] [2021-03-11 23:32:48,338 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:48,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:48,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1677993760, now seen corresponding path program 1 times [2021-03-11 23:32:48,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:48,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561904495] [2021-03-11 23:32:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:48,521 INFO L142 QuantifierPusher]: treesize reduction 8, result has 55.6 percent of original size [2021-03-11 23:32:48,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:48,532 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 23:32:48,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561904495] [2021-03-11 23:32:48,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:48,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-03-11 23:32:48,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117957634] [2021-03-11 23:32:48,540 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-11 23:32:48,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:48,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-11 23:32:48,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-11 23:32:48,553 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:32:48,554 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 26 transitions, 88 flow. Second operand has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:48,554 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:48,554 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:32:48,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:48,596 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([145] L44-->L44: Formula: (and (< v_x4_8 v_n_19) (= v_x4_7 (* v_x4_8 2))) InVars {n=v_n_19, x4=v_x4_8} OutVars{n=v_n_19, x4=v_x4_7} AuxVars[] AssignedVars[x4][17], [48#L44true, 64#true, 32#L72true, 35#L28true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, 40#L36true, thread3Thread1of1ForFork1InUse, 41#L20true, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3NotInUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,596 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-03-11 23:32:48,596 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-11 23:32:48,597 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-11 23:32:48,597 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-03-11 23:32:48,606 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][22], [64#true, 35#L28true, 40#L36true, 41#L20true, 15#L73true, 48#L44true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,607 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,607 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,607 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,607 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,609 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([152] L44-->thread4EXIT: Formula: (not (< v_x4_13 v_n_31)) InVars {n=v_n_31, x4=v_x4_13} OutVars{n=v_n_31, x4=v_x4_13} AuxVars[] AssignedVars[][18], [64#true, 32#L72true, 35#L28true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, 40#L36true, thread3Thread1of1ForFork1InUse, 41#L20true, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3NotInUse, 44#thread4EXITtrue, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,609 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-03-11 23:32:48,609 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-03-11 23:32:48,609 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-03-11 23:32:48,610 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-03-11 23:32:48,612 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([145] L44-->L44: Formula: (and (< v_x4_8 v_n_19) (= v_x4_7 (* v_x4_8 2))) InVars {n=v_n_19, x4=v_x4_8} OutVars{n=v_n_19, x4=v_x4_7} AuxVars[] AssignedVars[x4][17], [32#L72true, 48#L44true, 64#true, 18#thread1EXITtrue, 35#L28true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, 40#L36true, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3NotInUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,612 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,612 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,612 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,612 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,612 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([152] L44-->thread4EXIT: Formula: (not (< v_x4_13 v_n_31)) InVars {n=v_n_31, x4=v_x4_13} OutVars{n=v_n_31, x4=v_x4_13} AuxVars[] AssignedVars[][18], [32#L72true, 64#true, 18#thread1EXITtrue, 35#L28true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, 40#L36true, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3NotInUse, 44#thread4EXITtrue, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,612 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][22], [64#true, 35#L28true, 40#L36true, 15#L73true, 48#L44true, 18#thread1EXITtrue, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,613 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,613 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,618 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][22], [64#true, 35#L28true, 40#L36true, 41#L20true, 15#L73true, 48#L44true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,618 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,618 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,619 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,619 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,623 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,623 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][23], [64#true, 35#L28true, 40#L36true, 9#thread5EXITtrue, 41#L20true, 15#L73true, 48#L44true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,623 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,624 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,624 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,624 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:48,647 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 40#L36true, 41#L20true, 43#L60true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,647 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,647 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,648 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,648 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,649 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 40#L36true, 41#L20true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,649 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,649 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,649 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,650 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,650 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 40#L36true, 41#L20true, 43#L60true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,651 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,651 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,651 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,651 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,651 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,651 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 40#L36true, 43#L60true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,651 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,652 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,652 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,653 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,663 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][23], [64#true, 35#L28true, 40#L36true, 41#L20true, 9#thread5EXITtrue, 15#L73true, 48#L44true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,664 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-03-11 23:32:48,664 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-03-11 23:32:48,664 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-03-11 23:32:48,667 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-03-11 23:32:48,667 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-03-11 23:32:48,668 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][23], [64#true, 35#L28true, 40#L36true, 9#thread5EXITtrue, 15#L73true, 48#L44true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,668 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,668 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,668 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,668 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,671 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][22], [64#true, 35#L28true, 40#L36true, 15#L73true, 48#L44true, 18#thread1EXITtrue, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,671 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,671 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,671 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,671 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,672 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,672 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][23], [64#true, 35#L28true, 40#L36true, 9#thread5EXITtrue, 15#L73true, 48#L44true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,672 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,672 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,672 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,672 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,672 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 40#L36true, 43#L60true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,673 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 40#L36true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,673 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,673 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,674 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][22], [64#true, 40#L36true, 41#L20true, 10#thread2EXITtrue, 15#L73true, 48#L44true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,676 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][23], [64#true, 40#L36true, 41#L20true, 9#thread5EXITtrue, 10#thread2EXITtrue, 15#L73true, 48#L44true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,676 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,676 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,677 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,677 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,677 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,677 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,677 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,677 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,682 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 40#L36true, 41#L20true, 43#L60true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,682 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,682 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,682 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,682 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 40#L36true, 41#L20true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,683 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,683 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:48,688 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 40#L36true, 41#L20true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,688 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-11 23:32:48,689 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-11 23:32:48,689 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-11 23:32:48,689 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-11 23:32:48,689 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-11 23:32:48,689 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is not cut-off event [2021-03-11 23:32:48,689 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 37#thread6EXITtrue, 40#L36true, 41#L20true, 10#thread2EXITtrue, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,690 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,690 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,690 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,690 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,690 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 40#L36true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,690 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,690 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,691 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,691 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,691 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,692 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][22], [64#true, 40#L36true, 10#thread2EXITtrue, 15#L73true, 48#L44true, 18#thread1EXITtrue, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,692 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,692 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,693 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,693 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,693 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][23], [64#true, 40#L36true, 9#thread5EXITtrue, 10#thread2EXITtrue, 15#L73true, 48#L44true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4NotInUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,693 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,693 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,693 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,693 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,694 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 40#L36true, 10#thread2EXITtrue, 43#L60true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,694 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,694 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,694 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,694 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,698 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 40#L36true, 43#L60true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,698 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,698 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 40#L36true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,699 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,699 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,700 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,702 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,702 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,702 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,702 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 37#thread6EXITtrue, 40#L36true, 41#L20true, 10#thread2EXITtrue, 48#L44true, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,703 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,703 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,706 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 41#L20true, 43#L60true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,706 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,706 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,706 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,706 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,707 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 41#L20true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,707 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,707 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,707 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,707 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:48,713 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 37#thread6EXITtrue, 40#L36true, 10#thread2EXITtrue, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,713 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,713 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,713 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,713 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,719 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([137] thread2EXIT-->L76: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][32], [64#true, 48#L44true, 50#L52true, 20#L76true, thread2Thread1of1ForFork0NotInUse, thread4Thread1of1ForFork2InUse, 40#L36true, thread3Thread1of1ForFork1InUse, 43#L60true, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5NotInUse]) [2021-03-11 23:32:48,719 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,719 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,720 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 40#L36true, 10#thread2EXITtrue, 43#L60true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,720 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,720 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,720 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,720 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,720 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,720 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 37#thread6EXITtrue, 40#L36true, 10#thread2EXITtrue, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,720 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,721 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,721 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,721 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,721 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,723 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 35#L28true, 43#L60true, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,723 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,723 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,723 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,723 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,724 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 35#L28true, 37#thread6EXITtrue, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,724 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,724 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,724 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,724 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,728 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 41#L20true, 10#thread2EXITtrue, 43#L60true, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,728 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,728 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,729 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,729 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,729 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 37#thread6EXITtrue, 41#L20true, 10#thread2EXITtrue, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,729 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,729 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,729 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,729 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:48,741 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][28], [64#true, 10#thread2EXITtrue, 43#L60true, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,741 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,741 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,741 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][29], [64#true, 37#thread6EXITtrue, 10#thread2EXITtrue, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, 18#thread1EXITtrue, thread2Thread1of1ForFork0InUse, thread4Thread1of1ForFork2InUse, thread3Thread1of1ForFork1InUse, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5InUse]) [2021-03-11 23:32:48,742 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,742 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,742 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,742 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:48,750 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([137] thread2EXIT-->L76: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][32], [64#true, 48#L44true, 50#L52true, 20#L76true, thread2Thread1of1ForFork0NotInUse, thread4Thread1of1ForFork2InUse, 40#L36true, thread3Thread1of1ForFork1InUse, 43#L60true, thread6Thread1of1ForFork4InUse, thread5Thread1of1ForFork3InUse, thread1Thread1of1ForFork5NotInUse]) [2021-03-11 23:32:48,750 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-11 23:32:48,750 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:48,750 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:48,750 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:48,751 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:48,763 INFO L129 PetriNetUnfolder]: 1069/1307 cut-off events. [2021-03-11 23:32:48,763 INFO L130 PetriNetUnfolder]: For 45/45 co-relation queries the response was YES. [2021-03-11 23:32:48,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2628 conditions, 1307 events. 1069/1307 cut-off events. For 45/45 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 4024 event pairs, 304 based on Foata normal form. 1/615 useless extension candidates. Maximal degree in co-relation 2594. Up to 1064 conditions per place. [2021-03-11 23:32:48,778 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 19 selfloop transitions, 7 changer transitions 0/38 dead transitions. [2021-03-11 23:32:48,778 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 38 transitions, 164 flow [2021-03-11 23:32:48,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-11 23:32:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-03-11 23:32:48,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 105 transitions. [2021-03-11 23:32:48,788 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.5833333333333334 [2021-03-11 23:32:48,788 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 105 transitions. [2021-03-11 23:32:48,789 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 105 transitions. [2021-03-11 23:32:48,789 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:48,791 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 105 transitions. [2021-03-11 23:32:48,793 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states 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 23:32:48,796 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 60.0) internal successors, (240), 4 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 23:32:48,797 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 60.0) internal successors, (240), 4 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 23:32:48,798 INFO L185 Difference]: Start difference. First operand has 39 places, 26 transitions, 88 flow. Second operand 3 states and 105 transitions. [2021-03-11 23:32:48,799 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 38 transitions, 164 flow [2021-03-11 23:32:48,804 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 29 places, 38 transitions, 140 flow, removed 0 selfloop flow, removed 12 redundant places. [2021-03-11 23:32:48,806 INFO L241 Difference]: Finished difference. Result has 30 places, 32 transitions, 111 flow [2021-03-11 23:32:48,807 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=64, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=26, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=19, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=111, PETRI_PLACES=30, PETRI_TRANSITIONS=32} [2021-03-11 23:32:48,808 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, -9 predicate places. [2021-03-11 23:32:48,808 INFO L480 AbstractCegarLoop]: Abstraction has has 30 places, 32 transitions, 111 flow [2021-03-11 23:32:48,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 28.666666666666668) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:48,808 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:48,809 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 23:32:48,809 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-11 23:32:48,809 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:48,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:48,810 INFO L82 PathProgramCache]: Analyzing trace with hash -194585201, now seen corresponding path program 1 times [2021-03-11 23:32:48,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:48,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484030423] [2021-03-11 23:32:48,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:48,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:48,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:48,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:48,866 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 23:32:48,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484030423] [2021-03-11 23:32:48,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [948091104] [2021-03-11 23:32:48,866 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 23:32:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:48,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 23:32:48,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:48,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:48,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:48,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:48,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:48,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:49,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:49,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:49,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:49,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:49,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:49,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,111 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-11 23:32:49,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,132 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 23:32:49,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:49,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-11 23:32:49,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477406731] [2021-03-11 23:32:49,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:32:49,134 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:49,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:32:49,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:32:49,135 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:49,136 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 30 places, 32 transitions, 111 flow. Second operand has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:49,136 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:49,136 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:49,136 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:49,234 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][41], [64#true, 48#L44true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 40#L36true, 9#thread5EXITtrue, 41#L20true, 15#L73true]) [2021-03-11 23:32:49,234 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,234 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,234 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:49,235 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,235 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][46], [64#true, 48#L44true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 40#L36true, 72#(<= (+ x2 1) n), 41#L20true, 15#L73true]) [2021-03-11 23:32:49,235 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,235 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,235 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,235 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][38], [64#true, 48#L44true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 9#thread5EXITtrue, 41#L20true, 15#L73true]) [2021-03-11 23:32:49,240 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][43], [64#true, 48#L44true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 15#L73true]) [2021-03-11 23:32:49,240 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,240 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,241 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-03-11 23:32:49,244 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][52], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 72#(<= (+ x2 1) n), 40#L36true, 41#L20true]) [2021-03-11 23:32:49,244 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,244 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,244 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,244 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 40#L36true, 41#L20true]) [2021-03-11 23:32:49,246 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 40#L36true, 41#L20true, 43#L60true]) [2021-03-11 23:32:49,246 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,246 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,253 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][38], [64#true, 48#L44true, 18#thread1EXITtrue, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 9#thread5EXITtrue, 15#L73true]) [2021-03-11 23:32:49,253 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,253 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,253 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,253 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,253 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][43], [64#true, 48#L44true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 15#L73true]) [2021-03-11 23:32:49,254 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,254 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,254 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,254 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,258 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 40#L36true]) [2021-03-11 23:32:49,258 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,258 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,258 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,258 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,258 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 40#L36true, 43#L60true]) [2021-03-11 23:32:49,258 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,259 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,259 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,259 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][41], [64#true, 48#L44true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 40#L36true, 9#thread5EXITtrue, 41#L20true, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,261 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][46], [64#true, 48#L44true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 40#L36true, 41#L20true, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,261 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,261 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][39], [64#true, 48#L44true, 18#thread1EXITtrue, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 9#thread5EXITtrue, 15#L73true]) [2021-03-11 23:32:49,263 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][44], [64#true, 48#L44true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 15#L73true]) [2021-03-11 23:32:49,263 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,263 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,264 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,266 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][51], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true]) [2021-03-11 23:32:49,266 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,266 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,266 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,266 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,266 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][57], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 40#L36true, 41#L20true, 43#L60true]) [2021-03-11 23:32:49,267 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,267 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][52], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 72#(<= (+ x2 1) n), 40#L36true, 41#L20true]) [2021-03-11 23:32:49,267 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,267 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,267 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][57], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 40#L36true, 72#(<= (+ x2 1) n), 41#L20true, 43#L60true]) [2021-03-11 23:32:49,268 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,268 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,268 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,268 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,268 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,271 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][52], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 72#(<= (+ x2 1) n), 40#L36true, 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,271 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,271 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,271 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,271 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 40#L36true, 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,273 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,273 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,273 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,275 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][38], [64#true, 48#L44true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 9#thread5EXITtrue, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,275 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,275 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,275 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,275 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,275 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][43], [64#true, 48#L44true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,276 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,276 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,276 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,276 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,278 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [48#L44true, 64#true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true, 41#L20true]) [2021-03-11 23:32:49,278 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-11 23:32:49,278 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,278 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,278 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,279 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [48#L44true, 64#true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true, 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,279 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,279 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,279 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,279 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,282 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [48#L44true, 64#true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 43#L60true]) [2021-03-11 23:32:49,282 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-11 23:32:49,282 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,282 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,282 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,283 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [48#L44true, 64#true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,283 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true, 41#L20true]) [2021-03-11 23:32:49,283 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,283 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,284 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [64#true, 48#L44true, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 43#L60true]) [2021-03-11 23:32:49,284 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,284 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,284 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,284 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,284 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-11 23:32:49,286 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 41#L20true, 43#L60true]) [2021-03-11 23:32:49,286 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,286 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,286 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,286 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,287 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 41#L20true]) [2021-03-11 23:32:49,287 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,287 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,287 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,287 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 40#L36true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,292 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,292 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,292 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,292 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 40#L36true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,293 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,293 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,293 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,293 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][38], [64#true, 48#L44true, 18#thread1EXITtrue, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 9#thread5EXITtrue, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,294 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][43], [64#true, 48#L44true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,294 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,294 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,295 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,296 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [48#L44true, 64#true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true]) [2021-03-11 23:32:49,296 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,296 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,297 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,297 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [48#L44true, 64#true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,297 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,297 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,297 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,297 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [48#L44true, 64#true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 43#L60true]) [2021-03-11 23:32:49,298 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,298 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [48#L44true, 64#true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,298 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,298 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true]) [2021-03-11 23:32:49,298 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,298 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 43#L60true]) [2021-03-11 23:32:49,299 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,299 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,301 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 43#L60true]) [2021-03-11 23:32:49,301 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,301 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,301 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,301 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,302 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([136] thread1EXIT-->L75: Formula: (= v_thread1Thread1of1ForFork5_thidvar0_4 1) InVars {thread1Thread1of1ForFork5_thidvar0=v_thread1Thread1of1ForFork5_thidvar0_4} OutVars{thread1Thread1of1ForFork5_thidvar0=v_thread1Thread1of1ForFork5_thidvar0_4} AuxVars[] AssignedVars[][48], [64#true, 48#L44true, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 39#L75true, 40#L36true, 43#L60true]) [2021-03-11 23:32:49,302 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,302 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,302 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,302 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,303 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2)]) [2021-03-11 23:32:49,303 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,303 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,303 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,303 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,308 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([150] L52-->thread5EXIT: Formula: (not (< v_x5_13 v_n_27)) InVars {n=v_n_27, x5=v_x5_13} OutVars{n=v_n_27, x5=v_x5_13} AuxVars[] AssignedVars[][39], [64#true, 48#L44true, 18#thread1EXITtrue, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 9#thread5EXITtrue, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,308 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,308 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,309 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,309 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,309 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([144] L52-->L52: Formula: (and (< v_x5_8 v_n_17) (= (* v_x5_8 2) v_x5_7)) InVars {n=v_n_17, x5=v_x5_8} OutVars{n=v_n_17, x5=v_x5_7} AuxVars[] AssignedVars[x5][44], [64#true, 48#L44true, 50#L52true, 18#thread1EXITtrue, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 10#thread2EXITtrue, 15#L73true]) [2021-03-11 23:32:49,309 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,309 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,309 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,309 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,311 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][51], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,311 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,311 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,311 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,312 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,312 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][57], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,312 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,312 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,312 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,312 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,312 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][52], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 72#(<= (+ x2 1) n), 40#L36true, 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,313 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][57], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,313 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,313 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,316 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][56], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 43#L60true]) [2021-03-11 23:32:49,316 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-11 23:32:49,316 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,316 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,316 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,316 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][51], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true]) [2021-03-11 23:32:49,317 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][56], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 43#L60true]) [2021-03-11 23:32:49,317 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,317 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,319 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][52], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 72#(<= (+ x2 1) n), 41#L20true]) [2021-03-11 23:32:49,319 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,319 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,319 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,319 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,319 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][57], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 41#L20true, 43#L60true]) [2021-03-11 23:32:49,319 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,320 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,320 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,320 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,323 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 49#thread3EXITtrue, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,323 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,323 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,324 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,324 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,324 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,325 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,325 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,325 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,325 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,329 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true, 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,329 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,329 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,329 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,329 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,329 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,329 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [64#true, 48#L44true, 17#L74true, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,330 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,330 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,347 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,347 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,347 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,349 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 41#L20true]) [2021-03-11 23:32:49,349 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,349 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,349 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,349 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,349 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 41#L20true, 43#L60true]) [2021-03-11 23:32:49,350 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,350 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,350 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-11 23:32:49,350 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,356 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][55], [64#true, 48#L44true, 49#thread3EXITtrue, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 71#(= x1 x2), 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,356 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,356 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,356 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,356 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,357 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][50], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 71#(= x1 x2), 10#thread2EXITtrue]) [2021-03-11 23:32:49,357 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,357 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,357 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,357 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,360 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 40#L36true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,360 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,360 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,360 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,360 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,360 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,360 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,360 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,361 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,361 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,361 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,361 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 37#thread6EXITtrue]) [2021-03-11 23:32:49,362 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 43#L60true]) [2021-03-11 23:32:49,362 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,362 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,363 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,368 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][56], [64#true, 48#L44true, 17#L74true, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,369 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-11 23:32:49,369 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][51], [64#true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,369 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,369 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][56], [64#true, 48#L44true, 17#L74true, 50#L52true, 18#thread1EXITtrue, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 40#L36true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,369 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,369 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,370 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,370 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,370 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][52], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 72#(<= (+ x2 1) n), 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,371 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][57], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 72#(<= (+ x2 1) n), 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,371 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,371 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][51], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 135#(and (<= (+ x2 1) n) (<= x2 x1))]) [2021-03-11 23:32:49,374 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][56], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, 35#L28true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 43#L60true]) [2021-03-11 23:32:49,374 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,374 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [48#L44true, 64#true, 17#L74true, 49#thread3EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 41#L20true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,382 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [48#L44true, 64#true, 17#L74true, 49#thread3EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 41#L20true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,382 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,382 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-11 23:32:49,390 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][49], [48#L44true, 64#true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 69#true, 10#thread2EXITtrue]) [2021-03-11 23:32:49,391 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][54], [48#L44true, 64#true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,391 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,391 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,392 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([137] thread2EXIT-->L76: Formula: (and (= 2 v_thread2Thread1of1ForFork0_thidvar0_4) (= 2 v_thread2Thread1of1ForFork0_thidvar1_4)) InVars {thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} OutVars{thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_4, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][58], [48#L44true, 64#true, 50#L52true, 20#L76true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 69#true, 40#L36true, 43#L60true]) [2021-03-11 23:32:49,392 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-11 23:32:49,393 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-11 23:32:49,393 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-11 23:32:49,393 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-11 23:32:49,396 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([142] L60-->thread6EXIT: Formula: (not (< v_x6_7 v_n_13)) InVars {x6=v_x6_7, n=v_n_13} OutVars{x6=v_x6_7, n=v_n_13} AuxVars[] AssignedVars[][51], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 37#thread6EXITtrue, 135#(and (<= (+ x2 1) n) (<= x2 x1)), 10#thread2EXITtrue]) [2021-03-11 23:32:49,396 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,396 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,396 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,396 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,397 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([154] L60-->L60: Formula: (and (< v_x6_12 v_n_35) (= (* v_x6_12 2) v_x6_11)) InVars {x6=v_x6_12, n=v_n_35} OutVars{x6=v_x6_11, n=v_n_35} AuxVars[] AssignedVars[x6][56], [64#true, 48#L44true, 17#L74true, 49#thread3EXITtrue, 18#thread1EXITtrue, 50#L52true, Black: 66#(and (= x6 x5) (= x4 x3) (= x2 x1)), 135#(and (<= (+ x2 1) n) (<= x2 x1)), 10#thread2EXITtrue, 43#L60true]) [2021-03-11 23:32:49,397 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,397 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-11 23:32:49,397 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,397 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-11 23:32:49,419 INFO L129 PetriNetUnfolder]: 2403/2910 cut-off events. [2021-03-11 23:32:49,419 INFO L130 PetriNetUnfolder]: For 1032/2186 co-relation queries the response was YES. [2021-03-11 23:32:49,423 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7390 conditions, 2910 events. 2403/2910 cut-off events. For 1032/2186 co-relation queries the response was YES. Maximal size of possible extension queue 225. Compared 9768 event pairs, 637 based on Foata normal form. 74/2821 useless extension candidates. Maximal degree in co-relation 7288. Up to 1448 conditions per place. [2021-03-11 23:32:49,443 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 46 selfloop transitions, 8 changer transitions 0/66 dead transitions. [2021-03-11 23:32:49,443 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 34 places, 66 transitions, 325 flow [2021-03-11 23:32:49,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 200 transitions. [2021-03-11 23:32:49,450 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2021-03-11 23:32:49,450 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 200 transitions. [2021-03-11 23:32:49,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 200 transitions. [2021-03-11 23:32:49,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:49,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 200 transitions. [2021-03-11 23:32:49,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:49,454 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:49,455 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:49,455 INFO L185 Difference]: Start difference. First operand has 30 places, 32 transitions, 111 flow. Second operand 5 states and 200 transitions. [2021-03-11 23:32:49,455 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 34 places, 66 transitions, 325 flow [2021-03-11 23:32:49,459 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 33 places, 66 transitions, 318 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:49,461 INFO L241 Difference]: Finished difference. Result has 36 places, 37 transitions, 159 flow [2021-03-11 23:32:49,461 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=29, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=159, PETRI_PLACES=36, PETRI_TRANSITIONS=37} [2021-03-11 23:32:49,462 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, -3 predicate places. [2021-03-11 23:32:49,463 INFO L480 AbstractCegarLoop]: Abstraction has has 36 places, 37 transitions, 159 flow [2021-03-11 23:32:49,463 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:49,463 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:49,463 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 23:32:49,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-03-11 23:32:49,685 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:49,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:49,685 INFO L82 PathProgramCache]: Analyzing trace with hash 845607993, now seen corresponding path program 1 times [2021-03-11 23:32:49,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:49,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017053680] [2021-03-11 23:32:49,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:49,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,743 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 23:32:49,743 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017053680] [2021-03-11 23:32:49,744 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605511077] [2021-03-11 23:32:49,744 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 23:32:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:49,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 23:32:49,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:49,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:49,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:49,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:49,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:49,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:49,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:49,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:49,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:49,864 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-11 23:32:49,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:49,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:49,875 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 23:32:49,875 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:49,875 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-11 23:32:49,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638298724] [2021-03-11 23:32:49,876 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:49,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:49,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:49,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:49,877 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:49,877 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 36 places, 37 transitions, 159 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:49,877 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:49,877 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:49,877 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:50,396 INFO L129 PetriNetUnfolder]: 5499/6666 cut-off events. [2021-03-11 23:32:50,397 INFO L130 PetriNetUnfolder]: For 5462/7156 co-relation queries the response was YES. [2021-03-11 23:32:50,410 INFO L84 FinitePrefix]: Finished finitePrefix Result has 19708 conditions, 6666 events. 5499/6666 cut-off events. For 5462/7156 co-relation queries the response was YES. Maximal size of possible extension queue 567. Compared 24906 event pairs, 1009 based on Foata normal form. 174/6659 useless extension candidates. Maximal degree in co-relation 19552. Up to 3450 conditions per place. [2021-03-11 23:32:50,457 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 66 selfloop transitions, 8 changer transitions 0/86 dead transitions. [2021-03-11 23:32:50,458 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 86 transitions, 548 flow [2021-03-11 23:32:50,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:50,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 200 transitions. [2021-03-11 23:32:50,460 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6666666666666666 [2021-03-11 23:32:50,460 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 200 transitions. [2021-03-11 23:32:50,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 200 transitions. [2021-03-11 23:32:50,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:50,460 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 200 transitions. [2021-03-11 23:32:50,461 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:50,463 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:50,463 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:50,463 INFO L185 Difference]: Start difference. First operand has 36 places, 37 transitions, 159 flow. Second operand 5 states and 200 transitions. [2021-03-11 23:32:50,463 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 86 transitions, 548 flow [2021-03-11 23:32:50,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 86 transitions, 548 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 23:32:50,471 INFO L241 Difference]: Finished difference. Result has 43 places, 42 transitions, 214 flow [2021-03-11 23:32:50,471 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=159, PETRI_DIFFERENCE_MINUEND_PLACES=36, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=37, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=31, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=214, PETRI_PLACES=43, PETRI_TRANSITIONS=42} [2021-03-11 23:32:50,471 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 4 predicate places. [2021-03-11 23:32:50,471 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 42 transitions, 214 flow [2021-03-11 23:32:50,471 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:50,471 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:50,471 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 23:32:50,693 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:50,694 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:50,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:50,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1137523430, now seen corresponding path program 1 times [2021-03-11 23:32:50,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:50,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59053970] [2021-03-11 23:32:50,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:50,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:50,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:50,720 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-11 23:32:50,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:50,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:50,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:50,728 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 23:32:50,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59053970] [2021-03-11 23:32:50,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:50,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 23:32:50,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219739887] [2021-03-11 23:32:50,729 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:50,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:50,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:50,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:50,730 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:50,731 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 42 transitions, 214 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:50,731 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:50,731 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:50,731 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:51,158 INFO L129 PetriNetUnfolder]: 4593/5727 cut-off events. [2021-03-11 23:32:51,159 INFO L130 PetriNetUnfolder]: For 8574/9323 co-relation queries the response was YES. [2021-03-11 23:32:51,172 INFO L84 FinitePrefix]: Finished finitePrefix Result has 18920 conditions, 5727 events. 4593/5727 cut-off events. For 8574/9323 co-relation queries the response was YES. Maximal size of possible extension queue 493. Compared 24169 event pairs, 1201 based on Foata normal form. 202/5773 useless extension candidates. Maximal degree in co-relation 18604. Up to 3424 conditions per place. [2021-03-11 23:32:51,211 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 58 selfloop transitions, 7 changer transitions 0/77 dead transitions. [2021-03-11 23:32:51,211 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 77 transitions, 529 flow [2021-03-11 23:32:51,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-11 23:32:51,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-11 23:32:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 159 transitions. [2021-03-11 23:32:51,212 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6625 [2021-03-11 23:32:51,212 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 159 transitions. [2021-03-11 23:32:51,212 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 159 transitions. [2021-03-11 23:32:51,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:51,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 159 transitions. [2021-03-11 23:32:51,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 39.75) internal successors, (159), 4 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 23:32:51,214 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 60.0) internal successors, (300), 5 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,214 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 60.0) internal successors, (300), 5 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,214 INFO L185 Difference]: Start difference. First operand has 43 places, 42 transitions, 214 flow. Second operand 4 states and 159 transitions. [2021-03-11 23:32:51,214 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 77 transitions, 529 flow [2021-03-11 23:32:51,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 77 transitions, 529 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 23:32:51,227 INFO L241 Difference]: Finished difference. Result has 47 places, 44 transitions, 249 flow [2021-03-11 23:32:51,227 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=214, PETRI_DIFFERENCE_MINUEND_PLACES=43, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=42, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=35, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=249, PETRI_PLACES=47, PETRI_TRANSITIONS=44} [2021-03-11 23:32:51,227 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 8 predicate places. [2021-03-11 23:32:51,227 INFO L480 AbstractCegarLoop]: Abstraction has has 47 places, 44 transitions, 249 flow [2021-03-11 23:32:51,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,227 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:51,227 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 23:32:51,227 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-11 23:32:51,228 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:51,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:51,228 INFO L82 PathProgramCache]: Analyzing trace with hash -85153931, now seen corresponding path program 2 times [2021-03-11 23:32:51,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:51,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885073937] [2021-03-11 23:32:51,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:51,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:51,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:51,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:51,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:51,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:51,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:51,269 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 23:32:51,269 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885073937] [2021-03-11 23:32:51,269 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:51,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 23:32:51,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235061375] [2021-03-11 23:32:51,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:51,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:51,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:51,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:51,271 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:51,272 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 47 places, 44 transitions, 249 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,272 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:51,272 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:51,272 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:51,564 INFO L129 PetriNetUnfolder]: 3879/4712 cut-off events. [2021-03-11 23:32:51,564 INFO L130 PetriNetUnfolder]: For 8910/9990 co-relation queries the response was YES. [2021-03-11 23:32:51,577 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16960 conditions, 4712 events. 3879/4712 cut-off events. For 8910/9990 co-relation queries the response was YES. Maximal size of possible extension queue 396. Compared 17287 event pairs, 224 based on Foata normal form. 93/4641 useless extension candidates. Maximal degree in co-relation 16826. Up to 2327 conditions per place. [2021-03-11 23:32:51,604 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 79 selfloop transitions, 11 changer transitions 0/102 dead transitions. [2021-03-11 23:32:51,604 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 51 places, 102 transitions, 793 flow [2021-03-11 23:32:51,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:51,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 199 transitions. [2021-03-11 23:32:51,605 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6633333333333333 [2021-03-11 23:32:51,605 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 199 transitions. [2021-03-11 23:32:51,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 199 transitions. [2021-03-11 23:32:51,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:51,606 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 199 transitions. [2021-03-11 23:32:51,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,607 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:51,608 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:51,608 INFO L185 Difference]: Start difference. First operand has 47 places, 44 transitions, 249 flow. Second operand 5 states and 199 transitions. [2021-03-11 23:32:51,608 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 51 places, 102 transitions, 793 flow [2021-03-11 23:32:51,618 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 49 places, 102 transitions, 743 flow, removed 12 selfloop flow, removed 2 redundant places. [2021-03-11 23:32:51,620 INFO L241 Difference]: Finished difference. Result has 50 places, 49 transitions, 294 flow [2021-03-11 23:32:51,620 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=233, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=44, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=294, PETRI_PLACES=50, PETRI_TRANSITIONS=49} [2021-03-11 23:32:51,621 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 11 predicate places. [2021-03-11 23:32:51,621 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 49 transitions, 294 flow [2021-03-11 23:32:51,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,621 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:51,621 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 23:32:51,621 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-11 23:32:51,621 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:51,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:51,621 INFO L82 PathProgramCache]: Analyzing trace with hash -438290327, now seen corresponding path program 1 times [2021-03-11 23:32:51,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:51,622 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649731654] [2021-03-11 23:32:51,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:51,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:51,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:51,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:51,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:51,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:51,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:51,665 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 23:32:51,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649731654] [2021-03-11 23:32:51,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:51,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 23:32:51,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618094569] [2021-03-11 23:32:51,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:51,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:51,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:51,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:51,667 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:51,667 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 49 transitions, 294 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:51,667 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:51,667 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:51,667 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:51,962 INFO L129 PetriNetUnfolder]: 3797/4632 cut-off events. [2021-03-11 23:32:51,963 INFO L130 PetriNetUnfolder]: For 9697/10745 co-relation queries the response was YES. [2021-03-11 23:32:51,975 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17313 conditions, 4632 events. 3797/4632 cut-off events. For 9697/10745 co-relation queries the response was YES. Maximal size of possible extension queue 395. Compared 17194 event pairs, 292 based on Foata normal form. 101/4569 useless extension candidates. Maximal degree in co-relation 17176. Up to 2245 conditions per place. [2021-03-11 23:32:52,000 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 80 selfloop transitions, 8 changer transitions 0/100 dead transitions. [2021-03-11 23:32:52,000 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 100 transitions, 756 flow [2021-03-11 23:32:52,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:52,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 198 transitions. [2021-03-11 23:32:52,002 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.66 [2021-03-11 23:32:52,002 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 198 transitions. [2021-03-11 23:32:52,002 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 198 transitions. [2021-03-11 23:32:52,002 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:52,002 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 198 transitions. [2021-03-11 23:32:52,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.6) internal successors, (198), 5 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 23:32:52,003 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:52,003 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:52,003 INFO L185 Difference]: Start difference. First operand has 50 places, 49 transitions, 294 flow. Second operand 5 states and 198 transitions. [2021-03-11 23:32:52,003 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 100 transitions, 756 flow [2021-03-11 23:32:52,011 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 100 transitions, 745 flow, removed 3 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:52,013 INFO L241 Difference]: Finished difference. Result has 54 places, 48 transitions, 297 flow [2021-03-11 23:32:52,013 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=265, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=47, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=297, PETRI_PLACES=54, PETRI_TRANSITIONS=48} [2021-03-11 23:32:52,014 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 15 predicate places. [2021-03-11 23:32:52,014 INFO L480 AbstractCegarLoop]: Abstraction has has 54 places, 48 transitions, 297 flow [2021-03-11 23:32:52,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:52,014 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:52,014 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 23:32:52,014 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-11 23:32:52,014 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:52,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:52,015 INFO L82 PathProgramCache]: Analyzing trace with hash -304795446, now seen corresponding path program 1 times [2021-03-11 23:32:52,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:52,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348986360] [2021-03-11 23:32:52,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:52,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:52,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:52,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:52,058 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 23:32:52,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348986360] [2021-03-11 23:32:52,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:52,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 23:32:52,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286728044] [2021-03-11 23:32:52,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:52,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:52,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:52,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:52,060 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:52,063 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 54 places, 48 transitions, 297 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:52,063 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:52,063 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:52,063 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:52,442 INFO L129 PetriNetUnfolder]: 4701/5767 cut-off events. [2021-03-11 23:32:52,442 INFO L130 PetriNetUnfolder]: For 14923/15802 co-relation queries the response was YES. [2021-03-11 23:32:52,452 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22708 conditions, 5767 events. 4701/5767 cut-off events. For 14923/15802 co-relation queries the response was YES. Maximal size of possible extension queue 479. Compared 20822 event pairs, 89 based on Foata normal form. 104/5707 useless extension candidates. Maximal degree in co-relation 22600. Up to 2808 conditions per place. [2021-03-11 23:32:52,480 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 113 selfloop transitions, 10 changer transitions 0/135 dead transitions. [2021-03-11 23:32:52,480 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 58 places, 135 transitions, 1156 flow [2021-03-11 23:32:52,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 199 transitions. [2021-03-11 23:32:52,482 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6633333333333333 [2021-03-11 23:32:52,482 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 199 transitions. [2021-03-11 23:32:52,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 199 transitions. [2021-03-11 23:32:52,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:52,482 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 199 transitions. [2021-03-11 23:32:52,482 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:52,483 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:52,483 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:52,483 INFO L185 Difference]: Start difference. First operand has 54 places, 48 transitions, 297 flow. Second operand 5 states and 199 transitions. [2021-03-11 23:32:52,483 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 58 places, 135 transitions, 1156 flow [2021-03-11 23:32:52,489 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 135 transitions, 1119 flow, removed 8 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:52,492 INFO L241 Difference]: Finished difference. Result has 59 places, 55 transitions, 351 flow [2021-03-11 23:32:52,492 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=48, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=351, PETRI_PLACES=59, PETRI_TRANSITIONS=55} [2021-03-11 23:32:52,492 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 20 predicate places. [2021-03-11 23:32:52,492 INFO L480 AbstractCegarLoop]: Abstraction has has 59 places, 55 transitions, 351 flow [2021-03-11 23:32:52,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:52,492 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:52,493 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 23:32:52,493 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-11 23:32:52,493 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:52,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:52,493 INFO L82 PathProgramCache]: Analyzing trace with hash 868772278, now seen corresponding path program 1 times [2021-03-11 23:32:52,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:52,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082756359] [2021-03-11 23:32:52,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:52,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:52,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:52,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:52,533 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 23:32:52,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082756359] [2021-03-11 23:32:52,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:52,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 23:32:52,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368814006] [2021-03-11 23:32:52,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:52,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:52,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:52,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:52,535 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:52,535 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 55 transitions, 351 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:52,535 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:52,535 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:52,535 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:52,908 INFO L129 PetriNetUnfolder]: 4605/5673 cut-off events. [2021-03-11 23:32:52,908 INFO L130 PetriNetUnfolder]: For 15670/16839 co-relation queries the response was YES. [2021-03-11 23:32:52,927 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25217 conditions, 5673 events. 4605/5673 cut-off events. For 15670/16839 co-relation queries the response was YES. Maximal size of possible extension queue 441. Compared 20584 event pairs, 89 based on Foata normal form. 116/5623 useless extension candidates. Maximal degree in co-relation 25100. Up to 2708 conditions per place. [2021-03-11 23:32:52,960 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 113 selfloop transitions, 8 changer transitions 0/133 dead transitions. [2021-03-11 23:32:52,960 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 133 transitions, 1152 flow [2021-03-11 23:32:52,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:52,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 198 transitions. [2021-03-11 23:32:52,962 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.66 [2021-03-11 23:32:52,962 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 198 transitions. [2021-03-11 23:32:52,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 198 transitions. [2021-03-11 23:32:52,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:52,962 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 198 transitions. [2021-03-11 23:32:52,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.6) internal successors, (198), 5 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 23:32:52,963 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:52,963 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:52,963 INFO L185 Difference]: Start difference. First operand has 59 places, 55 transitions, 351 flow. Second operand 5 states and 198 transitions. [2021-03-11 23:32:52,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 133 transitions, 1152 flow [2021-03-11 23:32:52,973 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 133 transitions, 1152 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-03-11 23:32:52,974 INFO L241 Difference]: Finished difference. Result has 64 places, 54 transitions, 365 flow [2021-03-11 23:32:52,975 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=53, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=45, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=365, PETRI_PLACES=64, PETRI_TRANSITIONS=54} [2021-03-11 23:32:52,975 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 25 predicate places. [2021-03-11 23:32:52,975 INFO L480 AbstractCegarLoop]: Abstraction has has 64 places, 54 transitions, 365 flow [2021-03-11 23:32:52,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:52,975 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:52,975 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 23:32:52,975 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-11 23:32:52,975 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:52,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:52,976 INFO L82 PathProgramCache]: Analyzing trace with hash 687736568, now seen corresponding path program 2 times [2021-03-11 23:32:52,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:52,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649032327] [2021-03-11 23:32:52,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:52,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:52,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:53,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,007 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 23:32:53,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649032327] [2021-03-11 23:32:53,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162252496] [2021-03-11 23:32:53,008 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 23:32:53,061 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:32:53,061 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:32:53,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 23:32:53,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:53,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:53,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:53,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:53,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:53,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:53,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:53,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:53,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:53,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:53,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:53,121 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-11 23:32:53,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,139 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 23:32:53,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:53,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-11 23:32:53,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934734631] [2021-03-11 23:32:53,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:53,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:53,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:53,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:53,141 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:53,141 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 54 transitions, 365 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:53,141 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:53,141 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:53,142 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:53,580 INFO L129 PetriNetUnfolder]: 4401/5509 cut-off events. [2021-03-11 23:32:53,580 INFO L130 PetriNetUnfolder]: For 17696/18852 co-relation queries the response was YES. [2021-03-11 23:32:53,601 INFO L84 FinitePrefix]: Finished finitePrefix Result has 25556 conditions, 5509 events. 4401/5509 cut-off events. For 17696/18852 co-relation queries the response was YES. Maximal size of possible extension queue 392. Compared 21191 event pairs, 753 based on Foata normal form. 208/5545 useless extension candidates. Maximal degree in co-relation 25400. Up to 2708 conditions per place. [2021-03-11 23:32:53,640 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 111 selfloop transitions, 8 changer transitions 0/131 dead transitions. [2021-03-11 23:32:53,640 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 131 transitions, 1148 flow [2021-03-11 23:32:53,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 199 transitions. [2021-03-11 23:32:53,642 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6633333333333333 [2021-03-11 23:32:53,642 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 199 transitions. [2021-03-11 23:32:53,642 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 199 transitions. [2021-03-11 23:32:53,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:53,642 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 199 transitions. [2021-03-11 23:32:53,643 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:53,643 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:53,643 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:53,644 INFO L185 Difference]: Start difference. First operand has 64 places, 54 transitions, 365 flow. Second operand 5 states and 199 transitions. [2021-03-11 23:32:53,644 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 131 transitions, 1148 flow [2021-03-11 23:32:53,663 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 131 transitions, 1141 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:53,665 INFO L241 Difference]: Finished difference. Result has 69 places, 57 transitions, 408 flow [2021-03-11 23:32:53,666 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=358, PETRI_DIFFERENCE_MINUEND_PLACES=63, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=54, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=47, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=408, PETRI_PLACES=69, PETRI_TRANSITIONS=57} [2021-03-11 23:32:53,666 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 30 predicate places. [2021-03-11 23:32:53,666 INFO L480 AbstractCegarLoop]: Abstraction has has 69 places, 57 transitions, 408 flow [2021-03-11 23:32:53,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:53,666 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:53,666 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 23:32:53,888 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:53,888 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:53,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:53,888 INFO L82 PathProgramCache]: Analyzing trace with hash -23577230, now seen corresponding path program 2 times [2021-03-11 23:32:53,888 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:53,888 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743103541] [2021-03-11 23:32:53,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:53,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:53,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:53,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:53,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:53,919 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 23:32:53,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743103541] [2021-03-11 23:32:53,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-11 23:32:53,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-11 23:32:53,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452738136] [2021-03-11 23:32:53,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:53,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:53,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:53,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:53,921 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:53,921 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 69 places, 57 transitions, 408 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:53,921 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:53,921 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:53,921 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:54,423 INFO L129 PetriNetUnfolder]: 5321/6625 cut-off events. [2021-03-11 23:32:54,424 INFO L130 PetriNetUnfolder]: For 19314/20457 co-relation queries the response was YES. [2021-03-11 23:32:54,443 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32875 conditions, 6625 events. 5321/6625 cut-off events. For 19314/20457 co-relation queries the response was YES. Maximal size of possible extension queue 451. Compared 25340 event pairs, 653 based on Foata normal form. 209/6666 useless extension candidates. Maximal degree in co-relation 32720. Up to 3665 conditions per place. [2021-03-11 23:32:54,481 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 114 selfloop transitions, 8 changer transitions 0/134 dead transitions. [2021-03-11 23:32:54,481 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 134 transitions, 1206 flow [2021-03-11 23:32:54,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:54,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 199 transitions. [2021-03-11 23:32:54,483 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6633333333333333 [2021-03-11 23:32:54,483 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 199 transitions. [2021-03-11 23:32:54,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 199 transitions. [2021-03-11 23:32:54,483 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:54,483 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 199 transitions. [2021-03-11 23:32:54,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:54,484 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:54,484 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:54,485 INFO L185 Difference]: Start difference. First operand has 69 places, 57 transitions, 408 flow. Second operand 5 states and 199 transitions. [2021-03-11 23:32:54,485 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 134 transitions, 1206 flow [2021-03-11 23:32:54,531 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 134 transitions, 1197 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:54,534 INFO L241 Difference]: Finished difference. Result has 74 places, 60 transitions, 456 flow [2021-03-11 23:32:54,535 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=399, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=57, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=456, PETRI_PLACES=74, PETRI_TRANSITIONS=60} [2021-03-11 23:32:54,535 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 35 predicate places. [2021-03-11 23:32:54,535 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 60 transitions, 456 flow [2021-03-11 23:32:54,536 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:54,536 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:54,536 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 23:32:54,536 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-11 23:32:54,536 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:54,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:54,537 INFO L82 PathProgramCache]: Analyzing trace with hash -726015867, now seen corresponding path program 2 times [2021-03-11 23:32:54,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:54,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370981354] [2021-03-11 23:32:54,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:54,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:54,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,563 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 23:32:54,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370981354] [2021-03-11 23:32:54,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617977891] [2021-03-11 23:32:54,563 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 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 23:32:54,610 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:32:54,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:32:54,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 23:32:54,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:54,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:54,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:54,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:54,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:54,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:54,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:54,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:54,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:54,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:54,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:54,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:54,648 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-11 23:32:54,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:54,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:54,661 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 23:32:54,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:54,662 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-11 23:32:54,662 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061574987] [2021-03-11 23:32:54,662 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-11 23:32:54,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:54,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-11 23:32:54,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-11 23:32:54,663 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:54,663 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 60 transitions, 456 flow. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:54,663 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:54,663 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:54,663 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:55,184 INFO L129 PetriNetUnfolder]: 6433/7996 cut-off events. [2021-03-11 23:32:55,185 INFO L130 PetriNetUnfolder]: For 31227/32753 co-relation queries the response was YES. [2021-03-11 23:32:55,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41241 conditions, 7996 events. 6433/7996 cut-off events. For 31227/32753 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 31753 event pairs, 1407 based on Foata normal form. 252/8093 useless extension candidates. Maximal degree in co-relation 41064. Up to 4421 conditions per place. [2021-03-11 23:32:55,396 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 126 selfloop transitions, 8 changer transitions 0/146 dead transitions. [2021-03-11 23:32:55,396 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 146 transitions, 1442 flow [2021-03-11 23:32:55,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:55,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:55,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 199 transitions. [2021-03-11 23:32:55,397 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6633333333333333 [2021-03-11 23:32:55,397 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 199 transitions. [2021-03-11 23:32:55,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 199 transitions. [2021-03-11 23:32:55,398 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:55,398 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 199 transitions. [2021-03-11 23:32:55,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:55,399 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:55,399 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:55,399 INFO L185 Difference]: Start difference. First operand has 74 places, 60 transitions, 456 flow. Second operand 5 states and 199 transitions. [2021-03-11 23:32:55,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 146 transitions, 1442 flow [2021-03-11 23:32:55,483 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 146 transitions, 1383 flow, removed 24 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:55,485 INFO L241 Difference]: Finished difference. Result has 79 places, 63 transitions, 490 flow [2021-03-11 23:32:55,485 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=439, PETRI_DIFFERENCE_MINUEND_PLACES=73, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=490, PETRI_PLACES=79, PETRI_TRANSITIONS=63} [2021-03-11 23:32:55,486 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 40 predicate places. [2021-03-11 23:32:55,486 INFO L480 AbstractCegarLoop]: Abstraction has has 79 places, 63 transitions, 490 flow [2021-03-11 23:32:55,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:55,486 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:55,486 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 23:32:55,703 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:55,703 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:55,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:55,704 INFO L82 PathProgramCache]: Analyzing trace with hash -7612544, now seen corresponding path program 2 times [2021-03-11 23:32:55,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:55,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132946207] [2021-03-11 23:32:55,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:55,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:55,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:55,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:55,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,728 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 23:32:55,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132946207] [2021-03-11 23:32:55,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612007099] [2021-03-11 23:32:55,728 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:55,772 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:32:55,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:32:55,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-11 23:32:55,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:55,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:55,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:55,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:55,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:32:55,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:32:55,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:32:55,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:32:55,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:55,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:55,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:55,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:32:55,806 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-11 23:32:55,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:55,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:32:55,825 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 23:32:55,825 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:55,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-11 23:32:55,826 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769716031] [2021-03-11 23:32:55,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:32:55,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:55,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:32:55,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:32:55,827 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:32:55,828 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 63 transitions, 490 flow. Second operand has 5 states, 5 states have (on average 32.4) internal successors, (162), 5 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:55,828 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:55,828 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:32:55,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:56,700 INFO L129 PetriNetUnfolder]: 7777/9629 cut-off events. [2021-03-11 23:32:56,700 INFO L130 PetriNetUnfolder]: For 41308/42655 co-relation queries the response was YES. [2021-03-11 23:32:56,734 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51157 conditions, 9629 events. 7777/9629 cut-off events. For 41308/42655 co-relation queries the response was YES. Maximal size of possible extension queue 597. Compared 38845 event pairs, 2462 based on Foata normal form. 328/9807 useless extension candidates. Maximal degree in co-relation 50976. Up to 5333 conditions per place. [2021-03-11 23:32:56,782 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 146 selfloop transitions, 8 changer transitions 0/166 dead transitions. [2021-03-11 23:32:56,782 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 166 transitions, 1694 flow [2021-03-11 23:32:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:56,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 199 transitions. [2021-03-11 23:32:56,783 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6633333333333333 [2021-03-11 23:32:56,783 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 199 transitions. [2021-03-11 23:32:56,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 199 transitions. [2021-03-11 23:32:56,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:56,784 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 199 transitions. [2021-03-11 23:32:56,784 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 39.8) internal successors, (199), 5 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:56,785 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:56,785 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:56,785 INFO L185 Difference]: Start difference. First operand has 79 places, 63 transitions, 490 flow. Second operand 5 states and 199 transitions. [2021-03-11 23:32:56,785 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 166 transitions, 1694 flow [2021-03-11 23:32:56,861 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 166 transitions, 1616 flow, removed 28 selfloop flow, removed 2 redundant places. [2021-03-11 23:32:56,862 INFO L241 Difference]: Finished difference. Result has 83 places, 66 transitions, 516 flow [2021-03-11 23:32:56,863 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=466, PETRI_DIFFERENCE_MINUEND_PLACES=77, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=516, PETRI_PLACES=83, PETRI_TRANSITIONS=66} [2021-03-11 23:32:56,863 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 44 predicate places. [2021-03-11 23:32:56,863 INFO L480 AbstractCegarLoop]: Abstraction has has 83 places, 66 transitions, 516 flow [2021-03-11 23:32:56,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 32.4) internal successors, (162), 5 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:56,863 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:56,863 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] [2021-03-11 23:32:57,079 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-11 23:32:57,079 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:57,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:57,079 INFO L82 PathProgramCache]: Analyzing trace with hash -739612511, now seen corresponding path program 1 times [2021-03-11 23:32:57,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:57,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624782590] [2021-03-11 23:32:57,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:57,102 INFO L142 QuantifierPusher]: treesize reduction 12, result has 45.5 percent of original size [2021-03-11 23:32:57,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,108 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-11 23:32:57,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,119 INFO L142 QuantifierPusher]: treesize reduction 19, result has 44.1 percent of original size [2021-03-11 23:32:57,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:32:57,122 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 23:32:57,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624782590] [2021-03-11 23:32:57,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584588972] [2021-03-11 23:32:57,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:57,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 23:32:57,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:57,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:57,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:32:57,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:32:57,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:32:57,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:32:57,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:57,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:57,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:57,259 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 23:32:57,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:57,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-03-11 23:32:57,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704211859] [2021-03-11 23:32:57,260 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:32:57,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:57,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:32:57,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:32:57,261 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:32:57,261 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 83 places, 66 transitions, 516 flow. Second operand has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:57,261 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:57,261 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:32:57,261 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:58,048 INFO L129 PetriNetUnfolder]: 8417/10519 cut-off events. [2021-03-11 23:32:58,048 INFO L130 PetriNetUnfolder]: For 49058/51468 co-relation queries the response was YES. [2021-03-11 23:32:58,091 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56915 conditions, 10519 events. 8417/10519 cut-off events. For 49058/51468 co-relation queries the response was YES. Maximal size of possible extension queue 680. Compared 44276 event pairs, 1611 based on Foata normal form. 36/10361 useless extension candidates. Maximal degree in co-relation 56640. Up to 9544 conditions per place. [2021-03-11 23:32:58,242 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 81 selfloop transitions, 21 changer transitions 0/114 dead transitions. [2021-03-11 23:32:58,243 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 114 transitions, 1088 flow [2021-03-11 23:32:58,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 182 transitions. [2021-03-11 23:32:58,244 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6066666666666667 [2021-03-11 23:32:58,244 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 182 transitions. [2021-03-11 23:32:58,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 182 transitions. [2021-03-11 23:32:58,244 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:58,244 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 182 transitions. [2021-03-11 23:32:58,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 23:32:58,245 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:58,245 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:58,245 INFO L185 Difference]: Start difference. First operand has 83 places, 66 transitions, 516 flow. Second operand 5 states and 182 transitions. [2021-03-11 23:32:58,245 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 87 places, 114 transitions, 1088 flow [2021-03-11 23:32:58,302 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 85 places, 114 transitions, 1058 flow, removed 10 selfloop flow, removed 2 redundant places. [2021-03-11 23:32:58,304 INFO L241 Difference]: Finished difference. Result has 87 places, 80 transitions, 703 flow [2021-03-11 23:32:58,304 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=81, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=66, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=703, PETRI_PLACES=87, PETRI_TRANSITIONS=80} [2021-03-11 23:32:58,304 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 48 predicate places. [2021-03-11 23:32:58,304 INFO L480 AbstractCegarLoop]: Abstraction has has 87 places, 80 transitions, 703 flow [2021-03-11 23:32:58,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 29.2) internal successors, (146), 5 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:32:58,305 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:58,305 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] [2021-03-11 23:32:58,527 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:58,527 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:58,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:58,528 INFO L82 PathProgramCache]: Analyzing trace with hash 1620908442, now seen corresponding path program 1 times [2021-03-11 23:32:58,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:58,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287381583] [2021-03-11 23:32:58,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:58,550 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 23:32:58,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,557 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-11 23:32:58,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,567 INFO L142 QuantifierPusher]: treesize reduction 15, result has 50.0 percent of original size [2021-03-11 23:32:58,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:32:58,571 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 23:32:58,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287381583] [2021-03-11 23:32:58,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642901499] [2021-03-11 23:32:58,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:32:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:58,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 23:32:58,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:32:58,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:58,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:58,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:58,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:32:58,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:32:58,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:32:58,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:32:58,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:32:58,746 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 23:32:58,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:32:58,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-03-11 23:32:58,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872117621] [2021-03-11 23:32:58,746 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:32:58,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:32:58,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:32:58,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:32:58,747 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:32:58,747 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 80 transitions, 703 flow. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states 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 23:32:58,747 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:32:58,747 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:32:58,748 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:32:59,537 INFO L129 PetriNetUnfolder]: 9057/11274 cut-off events. [2021-03-11 23:32:59,538 INFO L130 PetriNetUnfolder]: For 56086/61465 co-relation queries the response was YES. [2021-03-11 23:32:59,568 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62299 conditions, 11274 events. 9057/11274 cut-off events. For 56086/61465 co-relation queries the response was YES. Maximal size of possible extension queue 706. Compared 47373 event pairs, 2163 based on Foata normal form. 41/11124 useless extension candidates. Maximal degree in co-relation 62056. Up to 10345 conditions per place. [2021-03-11 23:32:59,611 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 95 selfloop transitions, 21 changer transitions 0/128 dead transitions. [2021-03-11 23:32:59,612 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 128 transitions, 1337 flow [2021-03-11 23:32:59,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:32:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:32:59,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 182 transitions. [2021-03-11 23:32:59,613 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6066666666666667 [2021-03-11 23:32:59,613 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 182 transitions. [2021-03-11 23:32:59,613 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 182 transitions. [2021-03-11 23:32:59,613 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:32:59,613 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 182 transitions. [2021-03-11 23:32:59,614 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 23:32:59,614 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:59,614 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:32:59,615 INFO L185 Difference]: Start difference. First operand has 87 places, 80 transitions, 703 flow. Second operand 5 states and 182 transitions. [2021-03-11 23:32:59,615 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 128 transitions, 1337 flow [2021-03-11 23:32:59,763 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 128 transitions, 1312 flow, removed 9 selfloop flow, removed 1 redundant places. [2021-03-11 23:32:59,764 INFO L241 Difference]: Finished difference. Result has 92 places, 94 transitions, 907 flow [2021-03-11 23:32:59,765 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=678, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=80, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=907, PETRI_PLACES=92, PETRI_TRANSITIONS=94} [2021-03-11 23:32:59,765 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 53 predicate places. [2021-03-11 23:32:59,765 INFO L480 AbstractCegarLoop]: Abstraction has has 92 places, 94 transitions, 907 flow [2021-03-11 23:32:59,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states 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 23:32:59,765 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:32:59,765 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] [2021-03-11 23:32:59,971 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-11 23:32:59,971 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:32:59,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:32:59,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1301012862, now seen corresponding path program 1 times [2021-03-11 23:32:59,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:32:59,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890294983] [2021-03-11 23:32:59,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:32:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:32:59,998 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 23:32:59,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,008 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-11 23:33:00,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,018 INFO L142 QuantifierPusher]: treesize reduction 15, result has 50.0 percent of original size [2021-03-11 23:33:00,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:33:00,021 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 23:33:00,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890294983] [2021-03-11 23:33:00,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059636016] [2021-03-11 23:33:00,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:00,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 23:33:00,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:00,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:00,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:00,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:00,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:00,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:00,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:00,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:00,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:00,160 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 23:33:00,160 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:00,160 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-03-11 23:33:00,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058532824] [2021-03-11 23:33:00,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:33:00,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:00,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:33:00,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:33:00,161 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:33:00,162 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 92 places, 94 transitions, 907 flow. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:00,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:00,162 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:33:00,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:01,061 INFO L129 PetriNetUnfolder]: 9697/12106 cut-off events. [2021-03-11 23:33:01,061 INFO L130 PetriNetUnfolder]: For 64651/68390 co-relation queries the response was YES. [2021-03-11 23:33:01,098 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68947 conditions, 12106 events. 9697/12106 cut-off events. For 64651/68390 co-relation queries the response was YES. Maximal size of possible extension queue 786. Compared 51724 event pairs, 2323 based on Foata normal form. 40/11936 useless extension candidates. Maximal degree in co-relation 68656. Up to 11146 conditions per place. [2021-03-11 23:33:01,145 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 109 selfloop transitions, 21 changer transitions 0/142 dead transitions. [2021-03-11 23:33:01,146 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 142 transitions, 1551 flow [2021-03-11 23:33:01,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:33:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:33:01,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 182 transitions. [2021-03-11 23:33:01,147 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6066666666666667 [2021-03-11 23:33:01,147 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 182 transitions. [2021-03-11 23:33:01,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 182 transitions. [2021-03-11 23:33:01,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:01,147 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 182 transitions. [2021-03-11 23:33:01,148 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 23:33:01,149 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:01,149 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:01,149 INFO L185 Difference]: Start difference. First operand has 92 places, 94 transitions, 907 flow. Second operand 5 states and 182 transitions. [2021-03-11 23:33:01,149 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 142 transitions, 1551 flow [2021-03-11 23:33:01,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 142 transitions, 1508 flow, removed 18 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:01,219 INFO L241 Difference]: Finished difference. Result has 97 places, 108 transitions, 1081 flow [2021-03-11 23:33:01,219 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=864, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=79, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1081, PETRI_PLACES=97, PETRI_TRANSITIONS=108} [2021-03-11 23:33:01,219 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 58 predicate places. [2021-03-11 23:33:01,219 INFO L480 AbstractCegarLoop]: Abstraction has has 97 places, 108 transitions, 1081 flow [2021-03-11 23:33:01,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:01,219 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:01,219 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] [2021-03-11 23:33:01,436 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-11 23:33:01,436 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:01,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:01,437 INFO L82 PathProgramCache]: Analyzing trace with hash -295344934, now seen corresponding path program 2 times [2021-03-11 23:33:01,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:01,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311718256] [2021-03-11 23:33:01,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:01,472 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 23:33:01,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,480 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-11 23:33:01,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,492 INFO L142 QuantifierPusher]: treesize reduction 15, result has 50.0 percent of original size [2021-03-11 23:33:01,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:33:01,499 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 23:33:01,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311718256] [2021-03-11 23:33:01,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1359133125] [2021-03-11 23:33:01,500 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 23:33:01,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:33:01,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:01,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 23:33:01,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:01,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:01,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:01,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:01,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:01,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:01,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:01,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:01,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:01,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:01,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:01,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:01,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:01,629 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 23:33:01,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:01,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-03-11 23:33:01,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713594033] [2021-03-11 23:33:01,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:33:01,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:01,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:33:01,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:33:01,632 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:33:01,632 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 97 places, 108 transitions, 1081 flow. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states 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 23:33:01,632 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:01,632 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:33:01,632 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:02,577 INFO L129 PetriNetUnfolder]: 10337/12904 cut-off events. [2021-03-11 23:33:02,577 INFO L130 PetriNetUnfolder]: For 76406/83168 co-relation queries the response was YES. [2021-03-11 23:33:02,625 INFO L84 FinitePrefix]: Finished finitePrefix Result has 76091 conditions, 12904 events. 10337/12904 cut-off events. For 76406/83168 co-relation queries the response was YES. Maximal size of possible extension queue 833. Compared 55258 event pairs, 2539 based on Foata normal form. 26/12729 useless extension candidates. Maximal degree in co-relation 75784. Up to 11947 conditions per place. [2021-03-11 23:33:02,686 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 123 selfloop transitions, 21 changer transitions 0/156 dead transitions. [2021-03-11 23:33:02,687 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 156 transitions, 1806 flow [2021-03-11 23:33:02,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:33:02,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:33:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 182 transitions. [2021-03-11 23:33:02,688 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6066666666666667 [2021-03-11 23:33:02,688 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 182 transitions. [2021-03-11 23:33:02,688 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 182 transitions. [2021-03-11 23:33:02,688 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:02,688 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 182 transitions. [2021-03-11 23:33:02,688 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 23:33:02,689 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:02,689 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:02,689 INFO L185 Difference]: Start difference. First operand has 97 places, 108 transitions, 1081 flow. Second operand 5 states and 182 transitions. [2021-03-11 23:33:02,689 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 156 transitions, 1806 flow [2021-03-11 23:33:02,789 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 100 places, 156 transitions, 1765 flow, removed 17 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:02,792 INFO L241 Difference]: Finished difference. Result has 102 places, 122 transitions, 1297 flow [2021-03-11 23:33:02,792 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=1040, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1297, PETRI_PLACES=102, PETRI_TRANSITIONS=122} [2021-03-11 23:33:02,792 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 63 predicate places. [2021-03-11 23:33:02,793 INFO L480 AbstractCegarLoop]: Abstraction has has 102 places, 122 transitions, 1297 flow [2021-03-11 23:33:02,793 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states 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 23:33:02,793 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:02,793 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] [2021-03-11 23:33:03,007 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-11 23:33:03,007 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:03,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:03,008 INFO L82 PathProgramCache]: Analyzing trace with hash -1877516532, now seen corresponding path program 2 times [2021-03-11 23:33:03,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:03,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696616761] [2021-03-11 23:33:03,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:03,027 INFO L142 QuantifierPusher]: treesize reduction 4, result has 76.5 percent of original size [2021-03-11 23:33:03,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,036 INFO L142 QuantifierPusher]: treesize reduction 4, result has 81.0 percent of original size [2021-03-11 23:33:03,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,047 INFO L142 QuantifierPusher]: treesize reduction 15, result has 50.0 percent of original size [2021-03-11 23:33:03,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:33:03,051 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 23:33:03,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696616761] [2021-03-11 23:33:03,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884175917] [2021-03-11 23:33:03,051 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:03,102 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:33:03,102 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:03,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 23:33:03,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:03,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:03,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:03,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:03,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:03,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:03,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:03,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:03,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:03,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:03,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:03,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:03,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:03,197 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 23:33:03,197 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:03,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-03-11 23:33:03,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438739020] [2021-03-11 23:33:03,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:33:03,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:03,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:33:03,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:33:03,199 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:33:03,199 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 102 places, 122 transitions, 1297 flow. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:03,199 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:03,199 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:33:03,199 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:04,284 INFO L129 PetriNetUnfolder]: 10977/13816 cut-off events. [2021-03-11 23:33:04,284 INFO L130 PetriNetUnfolder]: For 82449/90680 co-relation queries the response was YES. [2021-03-11 23:33:04,325 INFO L84 FinitePrefix]: Finished finitePrefix Result has 83031 conditions, 13816 events. 10977/13816 cut-off events. For 82449/90680 co-relation queries the response was YES. Maximal size of possible extension queue 905. Compared 62051 event pairs, 1217 based on Foata normal form. 49/13651 useless extension candidates. Maximal degree in co-relation 82592. Up to 12748 conditions per place. [2021-03-11 23:33:04,379 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 137 selfloop transitions, 21 changer transitions 0/170 dead transitions. [2021-03-11 23:33:04,380 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 170 transitions, 2030 flow [2021-03-11 23:33:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:33:04,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:33:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 182 transitions. [2021-03-11 23:33:04,381 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6066666666666667 [2021-03-11 23:33:04,381 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 182 transitions. [2021-03-11 23:33:04,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 182 transitions. [2021-03-11 23:33:04,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:04,381 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 182 transitions. [2021-03-11 23:33:04,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 23:33:04,382 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:04,382 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:04,382 INFO L185 Difference]: Start difference. First operand has 102 places, 122 transitions, 1297 flow. Second operand 5 states and 182 transitions. [2021-03-11 23:33:04,382 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 170 transitions, 2030 flow [2021-03-11 23:33:04,556 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 105 places, 170 transitions, 1955 flow, removed 34 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:04,558 INFO L241 Difference]: Finished difference. Result has 107 places, 136 transitions, 1467 flow [2021-03-11 23:33:04,558 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=1222, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1467, PETRI_PLACES=107, PETRI_TRANSITIONS=136} [2021-03-11 23:33:04,558 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 68 predicate places. [2021-03-11 23:33:04,558 INFO L480 AbstractCegarLoop]: Abstraction has has 107 places, 136 transitions, 1467 flow [2021-03-11 23:33:04,558 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:04,558 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:04,558 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] [2021-03-11 23:33:04,763 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-11 23:33:04,763 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:04,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:04,764 INFO L82 PathProgramCache]: Analyzing trace with hash -363986889, now seen corresponding path program 2 times [2021-03-11 23:33:04,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:04,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603290914] [2021-03-11 23:33:04,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:04,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:04,784 INFO L142 QuantifierPusher]: treesize reduction 12, result has 45.5 percent of original size [2021-03-11 23:33:04,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,792 INFO L142 QuantifierPusher]: treesize reduction 8, result has 68.0 percent of original size [2021-03-11 23:33:04,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:04,802 INFO L142 QuantifierPusher]: treesize reduction 19, result has 44.1 percent of original size [2021-03-11 23:33:04,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:33:04,805 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 23:33:04,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603290914] [2021-03-11 23:33:04,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [603442492] [2021-03-11 23:33:04,805 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:04,855 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:33:04,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:04,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-11 23:33:04,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:04,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,883 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,884 INFO L142 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result has 100.0 percent of original size [2021-03-11 23:33:04,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:04,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,892 INFO L147 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result has 100.0 percent of original size 12 [2021-03-11 23:33:04,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:04,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:04,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:04,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:04,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:04,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:33:04,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,908 INFO L142 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result has 100.0 percent of original size [2021-03-11 23:33:04,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,928 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:04,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:33:04,941 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 23:33:04,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:04,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-03-11 23:33:04,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740297604] [2021-03-11 23:33:04,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-11 23:33:04,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:04,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-11 23:33:04,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-11 23:33:04,943 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 26 out of 60 [2021-03-11 23:33:04,944 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 136 transitions, 1467 flow. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states 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 23:33:04,944 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:04,944 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 26 of 60 [2021-03-11 23:33:04,944 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:06,126 INFO L129 PetriNetUnfolder]: 11617/14537 cut-off events. [2021-03-11 23:33:06,127 INFO L130 PetriNetUnfolder]: For 101453/115226 co-relation queries the response was YES. [2021-03-11 23:33:06,200 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89422 conditions, 14537 events. 11617/14537 cut-off events. For 101453/115226 co-relation queries the response was YES. Maximal size of possible extension queue 970. Compared 64153 event pairs, 2657 based on Foata normal form. 77/14387 useless extension candidates. Maximal degree in co-relation 89040. Up to 13549 conditions per place. [2021-03-11 23:33:06,273 INFO L132 encePairwiseOnDemand]: 52/60 looper letters, 151 selfloop transitions, 21 changer transitions 0/184 dead transitions. [2021-03-11 23:33:06,273 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 184 transitions, 2237 flow [2021-03-11 23:33:06,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-11 23:33:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-11 23:33:06,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 182 transitions. [2021-03-11 23:33:06,274 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6066666666666667 [2021-03-11 23:33:06,274 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 182 transitions. [2021-03-11 23:33:06,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 182 transitions. [2021-03-11 23:33:06,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:06,275 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 182 transitions. [2021-03-11 23:33:06,275 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 36.4) internal successors, (182), 5 states have internal predecessors, (182), 0 states have call successors, (0), 0 states 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 23:33:06,276 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:06,276 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 60.0) internal successors, (360), 6 states have internal predecessors, (360), 0 states have call successors, (0), 0 states 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 23:33:06,276 INFO L185 Difference]: Start difference. First operand has 107 places, 136 transitions, 1467 flow. Second operand 5 states and 182 transitions. [2021-03-11 23:33:06,276 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 184 transitions, 2237 flow [2021-03-11 23:33:06,449 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 184 transitions, 2164 flow, removed 33 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:06,452 INFO L241 Difference]: Finished difference. Result has 112 places, 150 transitions, 1659 flow [2021-03-11 23:33:06,452 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=1394, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=136, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1659, PETRI_PLACES=112, PETRI_TRANSITIONS=150} [2021-03-11 23:33:06,452 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 73 predicate places. [2021-03-11 23:33:06,452 INFO L480 AbstractCegarLoop]: Abstraction has has 112 places, 150 transitions, 1659 flow [2021-03-11 23:33:06,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 0 states have call successors, (0), 0 states 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 23:33:06,452 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:06,452 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:33:06,667 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-11 23:33:06,667 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:06,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:06,667 INFO L82 PathProgramCache]: Analyzing trace with hash -2121139254, now seen corresponding path program 3 times [2021-03-11 23:33:06,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:06,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864092190] [2021-03-11 23:33:06,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:06,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:06,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864092190] [2021-03-11 23:33:06,698 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1483634134] [2021-03-11 23:33:06,698 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:06,755 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-11 23:33:06,755 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:06,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:33:06,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:06,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:06,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:06,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:06,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,781 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:06,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:06,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,788 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,788 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:06,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:06,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:06,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:06,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:06,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:06,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:06,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 23:33:06,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:06,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 23:33:06,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:06,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:06,833 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-11 23:33:06,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:33:06,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:06,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:33:06,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-11 23:33:06,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:06,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:06,881 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:06,881 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:06,881 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-11 23:33:06,881 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616644028] [2021-03-11 23:33:06,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 23:33:06,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:06,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 23:33:06,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-11 23:33:06,883 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:33:06,883 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 150 transitions, 1659 flow. Second operand has 8 states, 8 states have (on average 31.875) internal successors, (255), 8 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:06,883 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:06,883 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:33:06,883 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:09,486 INFO L129 PetriNetUnfolder]: 21153/27754 cut-off events. [2021-03-11 23:33:09,486 INFO L130 PetriNetUnfolder]: For 218930/233367 co-relation queries the response was YES. [2021-03-11 23:33:09,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 167615 conditions, 27754 events. 21153/27754 cut-off events. For 218930/233367 co-relation queries the response was YES. Maximal size of possible extension queue 1733. Compared 151255 event pairs, 4497 based on Foata normal form. 1087/28618 useless extension candidates. Maximal degree in co-relation 165600. Up to 13448 conditions per place. [2021-03-11 23:33:09,745 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 378 selfloop transitions, 46 changer transitions 0/436 dead transitions. [2021-03-11 23:33:09,745 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 436 transitions, 5485 flow [2021-03-11 23:33:09,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 23:33:09,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-11 23:33:09,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 408 transitions. [2021-03-11 23:33:09,747 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.68 [2021-03-11 23:33:09,747 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 408 transitions. [2021-03-11 23:33:09,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 408 transitions. [2021-03-11 23:33:09,747 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:09,747 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 408 transitions. [2021-03-11 23:33:09,748 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 40.8) internal successors, (408), 10 states have internal predecessors, (408), 0 states have call successors, (0), 0 states 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 23:33:09,749 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 60.0) internal successors, (660), 11 states have internal predecessors, (660), 0 states have call successors, (0), 0 states 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 23:33:09,749 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 60.0) internal successors, (660), 11 states have internal predecessors, (660), 0 states have call successors, (0), 0 states 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 23:33:09,749 INFO L185 Difference]: Start difference. First operand has 112 places, 150 transitions, 1659 flow. Second operand 10 states and 408 transitions. [2021-03-11 23:33:09,749 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 436 transitions, 5485 flow [2021-03-11 23:33:10,110 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 436 transitions, 5404 flow, removed 37 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:10,114 INFO L241 Difference]: Finished difference. Result has 127 places, 166 transitions, 1904 flow [2021-03-11 23:33:10,114 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=1578, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1904, PETRI_PLACES=127, PETRI_TRANSITIONS=166} [2021-03-11 23:33:10,114 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 88 predicate places. [2021-03-11 23:33:10,114 INFO L480 AbstractCegarLoop]: Abstraction has has 127 places, 166 transitions, 1904 flow [2021-03-11 23:33:10,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 31.875) internal successors, (255), 8 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:10,115 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:10,115 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:33:10,319 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:10,319 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:10,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:10,320 INFO L82 PathProgramCache]: Analyzing trace with hash 212559345, now seen corresponding path program 4 times [2021-03-11 23:33:10,320 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:10,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779042360] [2021-03-11 23:33:10,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:10,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:10,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:10,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779042360] [2021-03-11 23:33:10,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559751120] [2021-03-11 23:33:10,344 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:10,540 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 23:33:10,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:10,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:33:10,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:10,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:10,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:10,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:10,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-11 23:33:10,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-11 23:33:10,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,586 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 23:33:10,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:10,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:10,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:33:10,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:10,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:33:10,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:10,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:10,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:10,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:10,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:33:10,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:10,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:10,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:10,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:33:10,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:10,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:10,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:10,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:10,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-11 23:33:10,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946866035] [2021-03-11 23:33:10,648 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 23:33:10,648 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:10,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 23:33:10,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-03-11 23:33:10,649 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:33:10,649 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 166 transitions, 1904 flow. Second operand has 8 states, 8 states have (on average 32.0) internal successors, (256), 8 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 23:33:10,649 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:10,649 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:33:10,650 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:14,758 INFO L129 PetriNetUnfolder]: 30689/41755 cut-off events. [2021-03-11 23:33:14,758 INFO L130 PetriNetUnfolder]: For 446451/461799 co-relation queries the response was YES. [2021-03-11 23:33:15,107 INFO L84 FinitePrefix]: Finished finitePrefix Result has 271208 conditions, 41755 events. 30689/41755 cut-off events. For 446451/461799 co-relation queries the response was YES. Maximal size of possible extension queue 2711. Compared 269334 event pairs, 2250 based on Foata normal form. 878/42423 useless extension candidates. Maximal degree in co-relation 266896. Up to 19592 conditions per place. [2021-03-11 23:33:15,582 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 596 selfloop transitions, 75 changer transitions 0/683 dead transitions. [2021-03-11 23:33:15,582 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 683 transitions, 8953 flow [2021-03-11 23:33:15,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-11 23:33:15,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-03-11 23:33:15,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 564 transitions. [2021-03-11 23:33:15,584 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6714285714285714 [2021-03-11 23:33:15,584 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 564 transitions. [2021-03-11 23:33:15,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 564 transitions. [2021-03-11 23:33:15,585 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:15,585 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 564 transitions. [2021-03-11 23:33:15,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 40.285714285714285) internal successors, (564), 14 states have internal predecessors, (564), 0 states have call successors, (0), 0 states 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 23:33:15,588 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 60.0) internal successors, (900), 15 states have internal predecessors, (900), 0 states have call successors, (0), 0 states 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 23:33:15,588 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 60.0) internal successors, (900), 15 states have internal predecessors, (900), 0 states have call successors, (0), 0 states 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 23:33:15,588 INFO L185 Difference]: Start difference. First operand has 127 places, 166 transitions, 1904 flow. Second operand 14 states and 564 transitions. [2021-03-11 23:33:15,588 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 683 transitions, 8953 flow [2021-03-11 23:33:16,745 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 683 transitions, 8860 flow, removed 36 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:16,752 INFO L241 Difference]: Finished difference. Result has 142 places, 200 transitions, 2496 flow [2021-03-11 23:33:16,752 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=1839, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=166, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=2496, PETRI_PLACES=142, PETRI_TRANSITIONS=200} [2021-03-11 23:33:16,752 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 103 predicate places. [2021-03-11 23:33:16,752 INFO L480 AbstractCegarLoop]: Abstraction has has 142 places, 200 transitions, 2496 flow [2021-03-11 23:33:16,752 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 8 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 23:33:16,752 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:16,752 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:33:16,953 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2021-03-11 23:33:16,953 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:16,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:16,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1418271348, now seen corresponding path program 5 times [2021-03-11 23:33:16,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:16,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616464048] [2021-03-11 23:33:16,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:16,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:16,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:16,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:16,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:16,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:16,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:16,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:16,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:16,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:16,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:16,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:16,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616464048] [2021-03-11 23:33:16,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1072328134] [2021-03-11 23:33:16,986 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:17,039 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-11 23:33:17,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:17,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:33:17,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:17,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:17,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:17,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:17,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:17,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:17,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:17,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:17,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:33:17,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:17,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:33:17,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:17,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:17,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:17,081 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-03-11 23:33:17,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:17,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 23:33:17,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-11 23:33:17,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:17,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:17,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:33:17,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:17,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:17,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:17,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:33:17,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:17,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:17,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:17,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-03-11 23:33:17,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711517998] [2021-03-11 23:33:17,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-11 23:33:17,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:17,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-11 23:33:17,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-11 23:33:17,134 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:33:17,136 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 200 transitions, 2496 flow. Second operand has 8 states, 8 states have (on average 32.25) internal successors, (258), 8 states have internal predecessors, (258), 0 states have call successors, (0), 0 states 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 23:33:17,136 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:17,136 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:33:17,136 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:20,946 INFO L129 PetriNetUnfolder]: 28433/37750 cut-off events. [2021-03-11 23:33:20,946 INFO L130 PetriNetUnfolder]: For 476217/492604 co-relation queries the response was YES. [2021-03-11 23:33:21,249 INFO L84 FinitePrefix]: Finished finitePrefix Result has 261127 conditions, 37750 events. 28433/37750 cut-off events. For 476217/492604 co-relation queries the response was YES. Maximal size of possible extension queue 2351. Compared 222262 event pairs, 5100 based on Foata normal form. 373/37853 useless extension candidates. Maximal degree in co-relation 258048. Up to 18016 conditions per place. [2021-03-11 23:33:21,757 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 462 selfloop transitions, 50 changer transitions 0/524 dead transitions. [2021-03-11 23:33:21,757 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 524 transitions, 7079 flow [2021-03-11 23:33:21,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 23:33:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-11 23:33:21,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 399 transitions. [2021-03-11 23:33:21,759 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.665 [2021-03-11 23:33:21,759 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 399 transitions. [2021-03-11 23:33:21,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 399 transitions. [2021-03-11 23:33:21,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:21,760 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 399 transitions. [2021-03-11 23:33:21,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 39.9) internal successors, (399), 10 states have internal predecessors, (399), 0 states have call successors, (0), 0 states 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 23:33:21,762 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 60.0) internal successors, (660), 11 states have internal predecessors, (660), 0 states have call successors, (0), 0 states 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 23:33:21,762 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 60.0) internal successors, (660), 11 states have internal predecessors, (660), 0 states have call successors, (0), 0 states 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 23:33:21,762 INFO L185 Difference]: Start difference. First operand has 142 places, 200 transitions, 2496 flow. Second operand 10 states and 399 transitions. [2021-03-11 23:33:21,762 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 524 transitions, 7079 flow [2021-03-11 23:33:23,969 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 524 transitions, 6798 flow, removed 129 selfloop flow, removed 1 redundant places. [2021-03-11 23:33:23,973 INFO L241 Difference]: Finished difference. Result has 153 places, 199 transitions, 2413 flow [2021-03-11 23:33:23,974 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=2210, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=194, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=2413, PETRI_PLACES=153, PETRI_TRANSITIONS=199} [2021-03-11 23:33:23,974 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 114 predicate places. [2021-03-11 23:33:23,974 INFO L480 AbstractCegarLoop]: Abstraction has has 153 places, 199 transitions, 2413 flow [2021-03-11 23:33:23,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 32.25) internal successors, (258), 8 states have internal predecessors, (258), 0 states have call successors, (0), 0 states 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 23:33:23,974 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:23,974 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:33:24,175 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:24,176 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:24,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:24,176 INFO L82 PathProgramCache]: Analyzing trace with hash -254992726, now seen corresponding path program 3 times [2021-03-11 23:33:24,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:24,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726602910] [2021-03-11 23:33:24,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:24,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:24,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726602910] [2021-03-11 23:33:24,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1547291646] [2021-03-11 23:33:24,214 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:24,251 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-11 23:33:24,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:24,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:33:24,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:24,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:24,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:24,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:24,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:24,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:24,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:24,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:24,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:24,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:33:24,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:24,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 23:33:24,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:33:24,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 23:33:24,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:24,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:24,301 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-11 23:33:24,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:33:24,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:24,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:33:24,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-11 23:33:24,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:24,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:24,321 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:24,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:24,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-11 23:33:24,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023645193] [2021-03-11 23:33:24,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 23:33:24,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:24,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 23:33:24,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-11 23:33:24,322 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:33:24,322 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 199 transitions, 2413 flow. Second operand has 7 states, 7 states have (on average 31.857142857142858) internal successors, (223), 7 states have internal predecessors, (223), 0 states have call successors, (0), 0 states 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 23:33:24,322 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:24,322 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:33:24,322 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:32,240 INFO L129 PetriNetUnfolder]: 60881/76027 cut-off events. [2021-03-11 23:33:32,241 INFO L130 PetriNetUnfolder]: For 855625/868923 co-relation queries the response was YES. [2021-03-11 23:33:33,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 536536 conditions, 76027 events. 60881/76027 cut-off events. For 855625/868923 co-relation queries the response was YES. Maximal size of possible extension queue 3221. Compared 383214 event pairs, 6489 based on Foata normal form. 2899/78593 useless extension candidates. Maximal degree in co-relation 534824. Up to 41368 conditions per place. [2021-03-11 23:33:33,903 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 686 selfloop transitions, 46 changer transitions 0/744 dead transitions. [2021-03-11 23:33:33,903 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 744 transitions, 10595 flow [2021-03-11 23:33:33,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 23:33:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 23:33:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 365 transitions. [2021-03-11 23:33:33,905 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6759259259259259 [2021-03-11 23:33:33,905 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 365 transitions. [2021-03-11 23:33:33,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 365 transitions. [2021-03-11 23:33:33,905 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:33,905 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 365 transitions. [2021-03-11 23:33:33,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 40.55555555555556) internal successors, (365), 9 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:33,907 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 60.0) internal successors, (600), 10 states have internal predecessors, (600), 0 states have call successors, (0), 0 states 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 23:33:33,907 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 60.0) internal successors, (600), 10 states have internal predecessors, (600), 0 states have call successors, (0), 0 states 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 23:33:33,907 INFO L185 Difference]: Start difference. First operand has 153 places, 199 transitions, 2413 flow. Second operand 9 states and 365 transitions. [2021-03-11 23:33:33,907 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 744 transitions, 10595 flow [2021-03-11 23:33:36,228 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 157 places, 744 transitions, 10216 flow, removed 84 selfloop flow, removed 4 redundant places. [2021-03-11 23:33:36,233 INFO L241 Difference]: Finished difference. Result has 164 places, 216 transitions, 2723 flow [2021-03-11 23:33:36,233 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=2326, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=199, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=166, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2723, PETRI_PLACES=164, PETRI_TRANSITIONS=216} [2021-03-11 23:33:36,234 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 125 predicate places. [2021-03-11 23:33:36,234 INFO L480 AbstractCegarLoop]: Abstraction has has 164 places, 216 transitions, 2723 flow [2021-03-11 23:33:36,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 31.857142857142858) internal successors, (223), 7 states have internal predecessors, (223), 0 states have call successors, (0), 0 states 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 23:33:36,234 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:33:36,234 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:33:36,437 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-11 23:33:36,437 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:33:36,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:33:36,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1646369014, now seen corresponding path program 4 times [2021-03-11 23:33:36,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:33:36,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326125419] [2021-03-11 23:33:36,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:33:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:33:36,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:36,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326125419] [2021-03-11 23:33:36,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040214329] [2021-03-11 23:33:36,461 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:33:36,488 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-11 23:33:36,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:33:36,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:33:36,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:33:36,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:33:36,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:36,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:36,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-11 23:33:36,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-11 23:33:36,508 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-11 23:33:36,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:33:36,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:33:36,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:33:36,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:36,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:33:36,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:33:36,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:36,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:33:36,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:33:36,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:33:36,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:33:36,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:33:36,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:33:36,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:33:36,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:33:36,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:33:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:33:36,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:33:36,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-11 23:33:36,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791813603] [2021-03-11 23:33:36,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 23:33:36,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:33:36,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 23:33:36,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-11 23:33:36,553 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:33:36,553 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 216 transitions, 2723 flow. Second operand has 7 states, 7 states have (on average 32.42857142857143) internal successors, (227), 7 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:36,553 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:33:36,553 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:33:36,553 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:33:49,125 INFO L129 PetriNetUnfolder]: 87129/108462 cut-off events. [2021-03-11 23:33:49,125 INFO L130 PetriNetUnfolder]: For 1408098/1421362 co-relation queries the response was YES. [2021-03-11 23:33:50,565 INFO L84 FinitePrefix]: Finished finitePrefix Result has 831979 conditions, 108462 events. 87129/108462 cut-off events. For 1408098/1421362 co-relation queries the response was YES. Maximal size of possible extension queue 4272. Compared 549807 event pairs, 455 based on Foata normal form. 1955/110054 useless extension candidates. Maximal degree in co-relation 830232. Up to 58710 conditions per place. [2021-03-11 23:33:51,436 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 1119 selfloop transitions, 72 changer transitions 0/1203 dead transitions. [2021-03-11 23:33:51,436 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 1203 transitions, 16966 flow [2021-03-11 23:33:51,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-11 23:33:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-11 23:33:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 522 transitions. [2021-03-11 23:33:51,437 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6692307692307692 [2021-03-11 23:33:51,437 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 522 transitions. [2021-03-11 23:33:51,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 522 transitions. [2021-03-11 23:33:51,438 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:33:51,438 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 522 transitions. [2021-03-11 23:33:51,439 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 40.15384615384615) internal successors, (522), 13 states have internal predecessors, (522), 0 states have call successors, (0), 0 states 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 23:33:51,440 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 60.0) internal successors, (840), 14 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:51,440 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 60.0) internal successors, (840), 14 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:33:51,440 INFO L185 Difference]: Start difference. First operand has 164 places, 216 transitions, 2723 flow. Second operand 13 states and 522 transitions. [2021-03-11 23:33:51,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 176 places, 1203 transitions, 16966 flow [2021-03-11 23:34:12,541 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 176 places, 1203 transitions, 16880 flow, removed 43 selfloop flow, removed 0 redundant places. [2021-03-11 23:34:12,552 INFO L241 Difference]: Finished difference. Result has 179 places, 245 transitions, 3335 flow [2021-03-11 23:34:12,553 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=2663, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=216, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=161, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=3335, PETRI_PLACES=179, PETRI_TRANSITIONS=245} [2021-03-11 23:34:12,553 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 140 predicate places. [2021-03-11 23:34:12,553 INFO L480 AbstractCegarLoop]: Abstraction has has 179 places, 245 transitions, 3335 flow [2021-03-11 23:34:12,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 32.42857142857143) internal successors, (227), 7 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:34:12,553 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:34:12,553 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:34:12,758 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:34:12,759 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:34:12,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:34:12,759 INFO L82 PathProgramCache]: Analyzing trace with hash 877632386, now seen corresponding path program 5 times [2021-03-11 23:34:12,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:34:12,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585560121] [2021-03-11 23:34:12,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:34:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:34:12,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:34:12,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:34:12,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:34:12,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585560121] [2021-03-11 23:34:12,787 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1955806608] [2021-03-11 23:34:12,787 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:34:12,820 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-11 23:34:12,820 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:34:12,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:34:12,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:34:12,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:34:12,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:34:12,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:34:12,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:34:12,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:34:12,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-11 23:34:12,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-11 23:34:12,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:34:12,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:34:12,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:34:12,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:34:12,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:34:12,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:34:12,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:34:12,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:34:12,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:34:12,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:34:12,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:34:12,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:34:12,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:34:12,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:34:12,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:34:12,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:34:12,882 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-03-11 23:34:12,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-11 23:34:12,883 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:34:12,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-03-11 23:34:12,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-03-11 23:34:12,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:34:12,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:34:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:34:12,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:34:12,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-11 23:34:12,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130090428] [2021-03-11 23:34:12,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 23:34:12,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:34:12,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 23:34:12,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-11 23:34:12,901 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:34:12,901 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 245 transitions, 3335 flow. Second operand has 7 states, 7 states have (on average 32.0) internal successors, (224), 7 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:34:12,901 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:34:12,901 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:34:12,901 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:34:24,157 INFO L129 PetriNetUnfolder]: 94921/118612 cut-off events. [2021-03-11 23:34:24,157 INFO L130 PetriNetUnfolder]: For 1591514/1604464 co-relation queries the response was YES. [2021-03-11 23:34:26,597 INFO L84 FinitePrefix]: Finished finitePrefix Result has 933662 conditions, 118612 events. 94921/118612 cut-off events. For 1591514/1604464 co-relation queries the response was YES. Maximal size of possible extension queue 4781. Compared 619070 event pairs, 4097 based on Foata normal form. 981/119231 useless extension candidates. Maximal degree in co-relation 931360. Up to 64436 conditions per place. [2021-03-11 23:34:27,339 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 628 selfloop transitions, 65 changer transitions 0/705 dead transitions. [2021-03-11 23:34:27,339 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 186 places, 705 transitions, 10199 flow [2021-03-11 23:34:27,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-11 23:34:27,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-11 23:34:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 326 transitions. [2021-03-11 23:34:27,340 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6791666666666667 [2021-03-11 23:34:27,340 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 326 transitions. [2021-03-11 23:34:27,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 326 transitions. [2021-03-11 23:34:27,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:34:27,340 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 326 transitions. [2021-03-11 23:34:27,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 40.75) internal successors, (326), 8 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:34:27,341 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 60.0) internal successors, (540), 9 states have internal predecessors, (540), 0 states have call successors, (0), 0 states 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 23:34:27,342 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 60.0) internal successors, (540), 9 states have internal predecessors, (540), 0 states have call successors, (0), 0 states 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 23:34:27,342 INFO L185 Difference]: Start difference. First operand has 179 places, 245 transitions, 3335 flow. Second operand 8 states and 326 transitions. [2021-03-11 23:34:27,342 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 186 places, 705 transitions, 10199 flow [2021-03-11 23:35:56,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 185 places, 705 transitions, 9935 flow, removed 131 selfloop flow, removed 1 redundant places. [2021-03-11 23:35:56,727 INFO L241 Difference]: Finished difference. Result has 188 places, 251 transitions, 3394 flow [2021-03-11 23:35:56,727 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=3109, PETRI_DIFFERENCE_MINUEND_PLACES=178, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=182, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=3394, PETRI_PLACES=188, PETRI_TRANSITIONS=251} [2021-03-11 23:35:56,727 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 149 predicate places. [2021-03-11 23:35:56,727 INFO L480 AbstractCegarLoop]: Abstraction has has 188 places, 251 transitions, 3394 flow [2021-03-11 23:35:56,727 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 32.0) internal successors, (224), 7 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:35:56,727 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:35:56,727 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:35:56,928 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-11 23:35:56,928 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:35:56,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:35:56,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1335203018, now seen corresponding path program 6 times [2021-03-11 23:35:56,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:35:56,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887990242] [2021-03-11 23:35:56,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:35:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:35:56,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:35:56,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:56,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:35:56,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887990242] [2021-03-11 23:35:56,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176661619] [2021-03-11 23:35:56,961 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:35:56,989 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-03-11 23:35:56,990 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:35:56,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:35:56,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:35:56,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:56,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:56,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,007 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:35:57,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:35:57,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:35:57,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:35:57,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:35:57,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:35:57,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:35:57,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:35:57,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:35:57,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:35:57,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:35:57,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:35:57,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:35:57,031 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-03-11 23:35:57,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:35:57,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 23:35:57,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-11 23:35:57,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:35:57,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:35:57,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:35:57,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:35:57,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:35:57,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:35:57,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:35:57,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:35:57,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:35:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:35:57,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:35:57,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-11 23:35:57,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521745764] [2021-03-11 23:35:57,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 23:35:57,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:35:57,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 23:35:57,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-11 23:35:57,062 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:35:57,062 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 251 transitions, 3394 flow. Second operand has 7 states, 7 states have (on average 32.0) internal successors, (224), 7 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:35:57,062 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:35:57,062 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:35:57,062 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:36:11,582 INFO L129 PetriNetUnfolder]: 87609/108913 cut-off events. [2021-03-11 23:36:11,582 INFO L130 PetriNetUnfolder]: For 1355250/1367846 co-relation queries the response was YES. [2021-03-11 23:36:13,178 INFO L84 FinitePrefix]: Finished finitePrefix Result has 820056 conditions, 108913 events. 87609/108913 cut-off events. For 1355250/1367846 co-relation queries the response was YES. Maximal size of possible extension queue 4419. Compared 553360 event pairs, 455 based on Foata normal form. 515/109057 useless extension candidates. Maximal degree in co-relation 818440. Up to 59192 conditions per place. [2021-03-11 23:36:13,777 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 851 selfloop transitions, 50 changer transitions 0/913 dead transitions. [2021-03-11 23:36:13,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 913 transitions, 13033 flow [2021-03-11 23:36:13,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-11 23:36:13,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-11 23:36:13,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 399 transitions. [2021-03-11 23:36:13,778 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.665 [2021-03-11 23:36:13,779 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 399 transitions. [2021-03-11 23:36:13,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 399 transitions. [2021-03-11 23:36:13,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:36:13,779 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 399 transitions. [2021-03-11 23:36:13,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 39.9) internal successors, (399), 10 states have internal predecessors, (399), 0 states have call successors, (0), 0 states 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 23:36:13,948 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 60.0) internal successors, (660), 11 states have internal predecessors, (660), 0 states have call successors, (0), 0 states 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 23:36:13,948 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 60.0) internal successors, (660), 11 states have internal predecessors, (660), 0 states have call successors, (0), 0 states 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 23:36:13,948 INFO L185 Difference]: Start difference. First operand has 188 places, 251 transitions, 3394 flow. Second operand 10 states and 399 transitions. [2021-03-11 23:36:13,948 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 913 transitions, 13033 flow [2021-03-11 23:36:36,845 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 913 transitions, 12933 flow, removed 35 selfloop flow, removed 2 redundant places. [2021-03-11 23:36:36,852 INFO L241 Difference]: Finished difference. Result has 197 places, 248 transitions, 3366 flow [2021-03-11 23:36:36,852 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=3215, PETRI_DIFFERENCE_MINUEND_PLACES=186, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=245, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=47, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=3366, PETRI_PLACES=197, PETRI_TRANSITIONS=248} [2021-03-11 23:36:36,852 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 158 predicate places. [2021-03-11 23:36:36,852 INFO L480 AbstractCegarLoop]: Abstraction has has 197 places, 248 transitions, 3366 flow [2021-03-11 23:36:36,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 32.0) internal successors, (224), 7 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:36:36,852 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:36:36,852 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:36:37,053 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-03-11 23:36:37,053 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:36:37,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:36:37,053 INFO L82 PathProgramCache]: Analyzing trace with hash 396590214, now seen corresponding path program 7 times [2021-03-11 23:36:37,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:36:37,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439306877] [2021-03-11 23:36:37,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:36:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:36:37,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:36:37,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:36:37,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:36:37,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:36:37,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439306877] [2021-03-11 23:36:37,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [475057827] [2021-03-11 23:36:37,077 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:36:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:36:37,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:36:37,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:36:37,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,139 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,139 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:36:37,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:36:37,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:36:37,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:36:37,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:36:37,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:36:37,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:36:37,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:36:37,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:36:37,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:36:37,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:36:37,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:36:37,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:36:37,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:36:37,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:36:37,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:36:37,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-11 23:36:37,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:36:37,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 23:36:37,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:36:37,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-11 23:36:37,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:36:37,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:36:37,177 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-03-11 23:36:37,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-11 23:36:37,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:36:37,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:36:37,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-11 23:36:37,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:36:37,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:36:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:36:37,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:36:37,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-11 23:36:37,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190207225] [2021-03-11 23:36:37,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 23:36:37,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:36:37,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 23:36:37,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-03-11 23:36:37,192 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:36:37,193 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 197 places, 248 transitions, 3366 flow. Second operand has 7 states, 7 states have (on average 31.857142857142858) internal successors, (223), 7 states have internal predecessors, (223), 0 states have call successors, (0), 0 states 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 23:36:37,193 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:36:37,193 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:36:37,193 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:36:51,906 INFO L129 PetriNetUnfolder]: 97493/121700 cut-off events. [2021-03-11 23:36:51,906 INFO L130 PetriNetUnfolder]: For 1550240/1562794 co-relation queries the response was YES. [2021-03-11 23:36:53,715 INFO L84 FinitePrefix]: Finished finitePrefix Result has 917221 conditions, 121700 events. 97493/121700 cut-off events. For 1550240/1562794 co-relation queries the response was YES. Maximal size of possible extension queue 4971. Compared 638041 event pairs, 6785 based on Foata normal form. 2421/123743 useless extension candidates. Maximal degree in co-relation 915076. Up to 68117 conditions per place. [2021-03-11 23:36:54,663 INFO L132 encePairwiseOnDemand]: 55/60 looper letters, 715 selfloop transitions, 54 changer transitions 0/781 dead transitions. [2021-03-11 23:36:54,664 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 205 places, 781 transitions, 11210 flow [2021-03-11 23:36:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-11 23:36:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-11 23:36:54,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 362 transitions. [2021-03-11 23:36:54,665 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.6703703703703704 [2021-03-11 23:36:54,665 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 362 transitions. [2021-03-11 23:36:54,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 362 transitions. [2021-03-11 23:36:54,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-11 23:36:54,665 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 362 transitions. [2021-03-11 23:36:54,665 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 40.22222222222222) internal successors, (362), 9 states have internal predecessors, (362), 0 states have call successors, (0), 0 states 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 23:36:54,666 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 60.0) internal successors, (600), 10 states have internal predecessors, (600), 0 states have call successors, (0), 0 states 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 23:36:54,666 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 60.0) internal successors, (600), 10 states have internal predecessors, (600), 0 states have call successors, (0), 0 states 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 23:36:54,666 INFO L185 Difference]: Start difference. First operand has 197 places, 248 transitions, 3366 flow. Second operand 9 states and 362 transitions. [2021-03-11 23:36:54,666 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 205 places, 781 transitions, 11210 flow [2021-03-11 23:37:13,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 201 places, 781 transitions, 11126 flow, removed 6 selfloop flow, removed 4 redundant places. [2021-03-11 23:37:13,665 INFO L241 Difference]: Finished difference. Result has 206 places, 254 transitions, 3542 flow [2021-03-11 23:37:13,665 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=60, PETRI_DIFFERENCE_MINUEND_FLOW=3256, PETRI_DIFFERENCE_MINUEND_PLACES=193, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=246, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=47, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=193, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3542, PETRI_PLACES=206, PETRI_TRANSITIONS=254} [2021-03-11 23:37:13,666 INFO L335 CegarLoopForPetriNet]: 39 programPoint places, 167 predicate places. [2021-03-11 23:37:13,666 INFO L480 AbstractCegarLoop]: Abstraction has has 206 places, 254 transitions, 3542 flow [2021-03-11 23:37:13,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 31.857142857142858) internal successors, (223), 7 states have internal predecessors, (223), 0 states have call successors, (0), 0 states 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 23:37:13,666 INFO L247 CegarLoopForPetriNet]: Found error trace [2021-03-11 23:37:13,666 INFO L255 CegarLoopForPetriNet]: trace histogram [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 23:37:13,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-11 23:37:13,867 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-11 23:37:13,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-11 23:37:13,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1663284326, now seen corresponding path program 8 times [2021-03-11 23:37:13,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-11 23:37:13,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914558742] [2021-03-11 23:37:13,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-11 23:37:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-11 23:37:13,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:37:13,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,882 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:37:13,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914558742] [2021-03-11 23:37:13,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2061398083] [2021-03-11 23:37:13,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-11 23:37:13,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-11 23:37:13,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-11 23:37:13,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-11 23:37:13,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-11 23:37:13,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-11 23:37:13,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:37:13,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-11 23:37:13,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:37:13,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-11 23:37:13,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:37:13,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:37:13,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-11 23:37:13,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-11 23:37:13,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:37:13,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:37:13,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-11 23:37:13,972 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-03-11 23:37:13,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-11 23:37:13,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-11 23:37:13,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-03-11 23:37:13,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:37:13,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-11 23:37:13,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-11 23:37:13,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-11 23:37:13,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-11 23:37:13,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-11 23:37:13,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-03-11 23:37:13,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:13,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:13,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,004 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-11 23:37:14,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-11 23:37:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-11 23:37:14,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-11 23:37:14,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-03-11 23:37:14,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483634519] [2021-03-11 23:37:14,005 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-11 23:37:14,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-11 23:37:14,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-11 23:37:14,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-11 23:37:14,005 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 60 [2021-03-11 23:37:14,006 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 206 places, 254 transitions, 3542 flow. Second operand has 7 states, 7 states have (on average 32.57142857142857) internal successors, (228), 7 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-11 23:37:14,006 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-11 23:37:14,006 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 60 [2021-03-11 23:37:14,006 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-11 23:37:28,169 INFO L129 PetriNetUnfolder]: 94077/116745 cut-off events. [2021-03-11 23:37:28,169 INFO L130 PetriNetUnfolder]: For 1495412/1508329 co-relation queries the response was YES.