/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-RepeatedSemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d5b4239aa45c8d22a30959944f2ef622f7386a6d-d5b4239 [2021-03-25 20:06:21,335 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-25 20:06:21,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-25 20:06:21,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-03-25 20:06:21,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-03-25 20:06:21,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-03-25 20:06:21,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-03-25 20:06:21,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-03-25 20:06:21,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-03-25 20:06:21,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-03-25 20:06:21,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-03-25 20:06:21,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-03-25 20:06:21,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-25 20:06:21,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-25 20:06:21,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-25 20:06:21,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-25 20:06:21,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-25 20:06:21,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-25 20:06:21,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-25 20:06:21,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-25 20:06:21,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-25 20:06:21,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-25 20:06:21,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-25 20:06:21,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-25 20:06:21,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-03-25 20:06:21,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-25 20:06:21,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-25 20:06:21,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-25 20:06:21,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-25 20:06:21,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-03-25 20:06:21,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-03-25 20:06:21,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-03-25 20:06:21,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-03-25 20:06:21,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-03-25 20:06:21,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-03-25 20:06:21,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-03-25 20:06:21,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-03-25 20:06:21,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-03-25 20:06:21,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-25 20:06:21,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-25 20:06:21,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-25 20:06:21,427 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-RepeatedSemanticLbe.epf [2021-03-25 20:06:21,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-25 20:06:21,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-25 20:06:21,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-25 20:06:21,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-25 20:06:21,463 INFO L138 SettingsManager]: * Use SBE=true [2021-03-25 20:06:21,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-25 20:06:21,464 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-25 20:06:21,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-25 20:06:21,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-25 20:06:21,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-25 20:06:21,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-25 20:06:21,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-25 20:06:21,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-25 20:06:21,465 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-25 20:06:21,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-25 20:06:21,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-25 20:06:21,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-25 20:06:21,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-25 20:06:21,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-25 20:06:21,466 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-25 20:06:21,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-25 20:06:21,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 20:06:21,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-25 20:06:21,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-25 20:06:21,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-25 20:06:21,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-25 20:06:21,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-25 20:06:21,467 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-03-25 20:06:21,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-03-25 20:06:21,468 INFO L138 SettingsManager]: * Apply repeated Lipton Reduction=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-25 20:06:21,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-25 20:06:21,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-25 20:06:21,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-25 20:06:21,753 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-25 20:06:21,754 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-25 20:06:21,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl [2021-03-25 20:06:21,755 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc-dec.wvr.bpl' [2021-03-25 20:06:22,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-25 20:06:22,161 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-25 20:06:22,165 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-25 20:06:22,165 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-25 20:06:22,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-25 20:06:22,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,188 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-25 20:06:22,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-25 20:06:22,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-25 20:06:22,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-25 20:06:22,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... [2021-03-25 20:06:22,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-25 20:06:22,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-25 20:06:22,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-25 20:06:22,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-25 20:06:22,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-25 20:06:22,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-25 20:06:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-25 20:06:22,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-25 20:06:22,251 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-25 20:06:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-25 20:06:22,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-25 20:06:22,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-25 20:06:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-25 20:06:22,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-25 20:06:22,252 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-25 20:06:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-25 20:06:22,252 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-25 20:06:22,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-03-25 20:06:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-03-25 20:06:22,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-03-25 20:06:22,253 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-03-25 20:06:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-03-25 20:06:22,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-03-25 20:06:22,254 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-25 20:06:22,437 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-25 20:06:22,437 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-25 20:06:22,439 INFO L202 PluginConnector]: Adding new model min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 08:06:22 BoogieIcfgContainer [2021-03-25 20:06:22,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-25 20:06:22,451 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-25 20:06:22,451 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-25 20:06:22,453 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-25 20:06:22,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.03 08:06:22" (1/2) ... [2021-03-25 20:06:22,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3bd715 and model type min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.03 08:06:22, skipping insertion in model container [2021-03-25 20:06:22,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc-dec.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.03 08:06:22" (2/2) ... [2021-03-25 20:06:22,455 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-inc-dec.wvr.bpl [2021-03-25 20:06:22,459 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-25 20:06:22,461 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-25 20:06:22,462 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-25 20:06:22,550 INFO L149 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-03-25 20:06:22,562 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-03-25 20:06:22,579 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-25 20:06:22,579 INFO L377 AbstractCegarLoop]: Hoare is false [2021-03-25 20:06:22,579 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-25 20:06:22,580 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-25 20:06:22,580 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-25 20:06:22,580 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-25 20:06:22,580 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-25 20:06:22,580 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-25 20:06:22,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 54 places, 42 transitions, 124 flow [2021-03-25 20:06:22,611 INFO L129 PetriNetUnfolder]: 4/37 cut-off events. [2021-03-25 20:06:22,612 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-25 20:06:22,615 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58 conditions, 37 events. 4/37 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 81 event pairs, 0 based on Foata normal form. 0/32 useless extension candidates. Maximal degree in co-relation 34. Up to 2 conditions per place. [2021-03-25 20:06:22,615 INFO L82 GeneralOperation]: Start removeDead. Operand has 54 places, 42 transitions, 124 flow [2021-03-25 20:06:22,618 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 47 places, 35 transitions, 100 flow [2021-03-25 20:06:22,619 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:22,631 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 47 places, 35 transitions, 100 flow [2021-03-25 20:06:22,633 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 47 places, 35 transitions, 100 flow [2021-03-25 20:06:22,634 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 47 places, 35 transitions, 100 flow [2021-03-25 20:06:22,646 INFO L129 PetriNetUnfolder]: 4/35 cut-off events. [2021-03-25 20:06:22,646 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-25 20:06:22,647 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56 conditions, 35 events. 4/35 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 78 event pairs, 0 based on Foata normal form. 0/31 useless extension candidates. Maximal degree in co-relation 34. Up to 2 conditions per place. [2021-03-25 20:06:22,649 INFO L142 LiptonReduction]: Number of co-enabled transitions 552 [2021-03-25 20:06:22,935 INFO L154 LiptonReduction]: Checked pairs total: 216 [2021-03-25 20:06:22,935 INFO L156 LiptonReduction]: Total number of compositions: 10 [2021-03-25 20:06:22,937 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 319 [2021-03-25 20:06:22,966 INFO L129 PetriNetUnfolder]: 4/24 cut-off events. [2021-03-25 20:06:22,966 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-03-25 20:06:22,966 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:22,967 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:22,967 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:22,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:22,980 INFO L82 PathProgramCache]: Analyzing trace with hash -1547649520, now seen corresponding path program 1 times [2021-03-25 20:06:22,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:22,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249297418] [2021-03-25 20:06:22,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:23,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-03-25 20:06:23,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:23,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:23,152 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249297418] [2021-03-25 20:06:23,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:23,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 20:06:23,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604444004] [2021-03-25 20:06:23,159 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:23,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:23,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:23,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:23,173 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 45 out of 52 [2021-03-25 20:06:23,176 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 37 places, 25 transitions, 80 flow. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,176 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:23,177 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 45 of 52 [2021-03-25 20:06:23,178 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:23,219 INFO L129 PetriNetUnfolder]: 5/34 cut-off events. [2021-03-25 20:06:23,219 INFO L130 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2021-03-25 20:06:23,221 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 34 events. 5/34 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 50 event pairs, 0 based on Foata normal form. 1/30 useless extension candidates. Maximal degree in co-relation 37. Up to 4 conditions per place. [2021-03-25 20:06:23,222 INFO L132 encePairwiseOnDemand]: 48/52 looper letters, 2 selfloop transitions, 4 changer transitions 0/27 dead transitions. [2021-03-25 20:06:23,222 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 27 transitions, 96 flow [2021-03-25 20:06:23,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:06:23,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:06:23,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2021-03-25 20:06:23,234 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8923076923076924 [2021-03-25 20:06:23,235 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 232 transitions. [2021-03-25 20:06:23,235 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 232 transitions. [2021-03-25 20:06:23,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:23,241 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 232 transitions. [2021-03-25 20:06:23,246 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 46.4) internal successors, (232), 5 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,251 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 52.0) internal successors, (312), 6 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,252 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 52.0) internal successors, (312), 6 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,253 INFO L185 Difference]: Start difference. First operand has 37 places, 25 transitions, 80 flow. Second operand 5 states and 232 transitions. [2021-03-25 20:06:23,254 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 27 transitions, 96 flow [2021-03-25 20:06:23,260 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 31 places, 27 transitions, 76 flow, removed 0 selfloop flow, removed 10 redundant places. [2021-03-25 20:06:23,263 INFO L241 Difference]: Finished difference. Result has 33 places, 27 transitions, 80 flow [2021-03-25 20:06:23,265 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=60, PETRI_DIFFERENCE_MINUEND_PLACES=27, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=25, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=80, PETRI_PLACES=33, PETRI_TRANSITIONS=27} [2021-03-25 20:06:23,266 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, -4 predicate places. [2021-03-25 20:06:23,266 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:23,266 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 33 places, 27 transitions, 80 flow [2021-03-25 20:06:23,267 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 33 places, 27 transitions, 80 flow [2021-03-25 20:06:23,268 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 33 places, 27 transitions, 80 flow [2021-03-25 20:06:23,280 INFO L129 PetriNetUnfolder]: 5/34 cut-off events. [2021-03-25 20:06:23,281 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-03-25 20:06:23,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 34 events. 5/34 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 48 event pairs, 0 based on Foata normal form. 0/29 useless extension candidates. Maximal degree in co-relation 36. Up to 4 conditions per place. [2021-03-25 20:06:23,282 INFO L142 LiptonReduction]: Number of co-enabled transitions 262 [2021-03-25 20:06:23,285 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:23,285 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:23,286 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 20 [2021-03-25 20:06:23,288 INFO L480 AbstractCegarLoop]: Abstraction has has 33 places, 27 transitions, 80 flow [2021-03-25 20:06:23,288 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,288 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:23,289 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:23,289 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-25 20:06:23,289 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:23,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:23,291 INFO L82 PathProgramCache]: Analyzing trace with hash 1943799234, now seen corresponding path program 2 times [2021-03-25 20:06:23,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:23,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971661120] [2021-03-25 20:06:23,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:23,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-03-25 20:06:23,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:23,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:23,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971661120] [2021-03-25 20:06:23,351 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:23,351 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-25 20:06:23,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604808193] [2021-03-25 20:06:23,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:23,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:23,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:23,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:23,354 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 45 out of 52 [2021-03-25 20:06:23,355 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 33 places, 27 transitions, 80 flow. Second operand has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,355 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:23,355 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 45 of 52 [2021-03-25 20:06:23,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:23,376 INFO L129 PetriNetUnfolder]: 8/54 cut-off events. [2021-03-25 20:06:23,376 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-03-25 20:06:23,377 INFO L84 FinitePrefix]: Finished finitePrefix Result has 85 conditions, 54 events. 8/54 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 139 event pairs, 0 based on Foata normal form. 1/47 useless extension candidates. Maximal degree in co-relation 59. Up to 6 conditions per place. [2021-03-25 20:06:23,377 INFO L132 encePairwiseOnDemand]: 48/52 looper letters, 3 selfloop transitions, 5 changer transitions 0/30 dead transitions. [2021-03-25 20:06:23,377 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 37 places, 30 transitions, 107 flow [2021-03-25 20:06:23,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:06:23,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:06:23,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 232 transitions. [2021-03-25 20:06:23,380 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.8923076923076924 [2021-03-25 20:06:23,380 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 232 transitions. [2021-03-25 20:06:23,380 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 232 transitions. [2021-03-25 20:06:23,380 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:23,380 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 232 transitions. [2021-03-25 20:06:23,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 46.4) internal successors, (232), 5 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,382 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 52.0) internal successors, (312), 6 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,382 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 52.0) internal successors, (312), 6 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,383 INFO L185 Difference]: Start difference. First operand has 33 places, 27 transitions, 80 flow. Second operand 5 states and 232 transitions. [2021-03-25 20:06:23,383 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 37 places, 30 transitions, 107 flow [2021-03-25 20:06:23,383 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 36 places, 30 transitions, 105 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 20:06:23,384 INFO L241 Difference]: Finished difference. Result has 38 places, 30 transitions, 110 flow [2021-03-25 20:06:23,384 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=78, PETRI_DIFFERENCE_MINUEND_PLACES=32, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=27, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=110, PETRI_PLACES=38, PETRI_TRANSITIONS=30} [2021-03-25 20:06:23,385 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 1 predicate places. [2021-03-25 20:06:23,385 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:23,385 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 38 places, 30 transitions, 110 flow [2021-03-25 20:06:23,385 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 38 places, 30 transitions, 110 flow [2021-03-25 20:06:23,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 38 places, 30 transitions, 110 flow [2021-03-25 20:06:23,393 INFO L129 PetriNetUnfolder]: 8/54 cut-off events. [2021-03-25 20:06:23,393 INFO L130 PetriNetUnfolder]: For 9/9 co-relation queries the response was YES. [2021-03-25 20:06:23,393 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 54 events. 8/54 cut-off events. For 9/9 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 135 event pairs, 0 based on Foata normal form. 0/46 useless extension candidates. Maximal degree in co-relation 63. Up to 6 conditions per place. [2021-03-25 20:06:23,394 INFO L142 LiptonReduction]: Number of co-enabled transitions 298 [2021-03-25 20:06:23,396 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:23,396 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:23,397 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12 [2021-03-25 20:06:23,397 INFO L480 AbstractCegarLoop]: Abstraction has has 38 places, 30 transitions, 110 flow [2021-03-25 20:06:23,398 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 46.0) internal successors, (184), 4 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,398 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:23,398 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:23,398 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-25 20:06:23,398 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:23,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:23,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1128265854, now seen corresponding path program 3 times [2021-03-25 20:06:23,399 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:23,399 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452187577] [2021-03-25 20:06:23,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:23,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:23,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:23,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:23,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:23,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:23,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452187577] [2021-03-25 20:06:23,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:23,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 20:06:23,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244255480] [2021-03-25 20:06:23,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 20:06:23,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:23,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 20:06:23,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 20:06:23,445 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 52 [2021-03-25 20:06:23,445 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 38 places, 30 transitions, 110 flow. Second operand has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,445 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:23,445 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 52 [2021-03-25 20:06:23,445 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:23,537 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][32], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 22#L38true, 8#L51-1true, 72#(and v_assert (not b2)), Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0))]) [2021-03-25 20:06:23,538 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,538 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,540 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][31], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 19#thread2ENTRYtrue, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 44#L27-1true, 14#L62-1true]) [2021-03-25 20:06:23,540 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,540 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,540 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,541 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][31], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 19#thread2ENTRYtrue, 4#thread5EXITtrue, 8#L51-1true, 72#(and v_assert (not b2)), Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true]) [2021-03-25 20:06:23,541 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-25 20:06:23,541 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,541 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,541 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,541 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,541 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][32], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 22#L38true, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 78#(= max (select A 0)), 14#L62-1true]) [2021-03-25 20:06:23,542 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,542 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,542 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,542 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,542 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,550 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 14#L62-1true, 21#L40-1true, 26#thread1ENTRYtrue, 63#(and v_assert (not b1))]) [2021-03-25 20:06:23,551 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,551 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,551 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,551 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,553 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][37], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 78#(= max (select A 0)), 14#L62-1true]) [2021-03-25 20:06:23,553 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,553 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,553 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,553 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,554 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][32], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 22#L38true, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0))]) [2021-03-25 20:06:23,554 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,554 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,554 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,554 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,554 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,555 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,556 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 46#L25true, 14#L62-1true, 21#L40-1true, 63#(and v_assert (not b1))]) [2021-03-25 20:06:23,556 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,556 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,557 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,557 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,557 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][47], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 44#L27-1true, 14#L62-1true]) [2021-03-25 20:06:23,557 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,557 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,557 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,557 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,589 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 14#L62-1true, 21#L40-1true, 26#thread1ENTRYtrue, 63#(and v_assert (not b1))]) [2021-03-25 20:06:23,590 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,590 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,590 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,590 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,590 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,590 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 14#L62-1true, 46#L25true, 21#L40-1true, 63#(and v_assert (not b1))]) [2021-03-25 20:06:23,591 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,591 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,591 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,591 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,591 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,592 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][47], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true]) [2021-03-25 20:06:23,592 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,592 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,592 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,593 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,593 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,593 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][37], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0))]) [2021-03-25 20:06:23,593 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,593 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,593 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,594 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,594 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,594 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][37], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 78#(= max (select A 0)), 14#L62-1true]) [2021-03-25 20:06:23,594 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,594 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,594 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,594 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,594 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,595 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,595 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][47], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 44#L27-1true, 14#L62-1true]) [2021-03-25 20:06:23,595 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,595 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,595 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,595 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,595 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,595 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,611 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][47], [Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 67#true, 4#thread5EXITtrue, 21#L40-1true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true]) [2021-03-25 20:06:23,611 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,611 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,611 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,612 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,612 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,612 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,612 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,620 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][52], [Black: 60#(not b1), 33#thread5ENTRYtrue, Black: 61#v_assert, 67#true, 20#L85true, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 14#L62-1true, 78#(= max (select A 0))]) [2021-03-25 20:06:23,620 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 20:06:23,620 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,620 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,620 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,632 INFO L129 PetriNetUnfolder]: 299/609 cut-off events. [2021-03-25 20:06:23,632 INFO L130 PetriNetUnfolder]: For 237/279 co-relation queries the response was YES. [2021-03-25 20:06:23,635 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1207 conditions, 609 events. 299/609 cut-off events. For 237/279 co-relation queries the response was YES. Maximal size of possible extension queue 45. Compared 3106 event pairs, 16 based on Foata normal form. 5/595 useless extension candidates. Maximal degree in co-relation 1025. Up to 203 conditions per place. [2021-03-25 20:06:23,636 INFO L132 encePairwiseOnDemand]: 44/52 looper letters, 15 selfloop transitions, 11 changer transitions 30/72 dead transitions. [2021-03-25 20:06:23,637 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 46 places, 72 transitions, 366 flow [2021-03-25 20:06:23,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 20:06:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 20:06:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 370 transitions. [2021-03-25 20:06:23,639 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7905982905982906 [2021-03-25 20:06:23,639 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 370 transitions. [2021-03-25 20:06:23,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 370 transitions. [2021-03-25 20:06:23,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:23,640 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 370 transitions. [2021-03-25 20:06:23,641 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 41.111111111111114) internal successors, (370), 9 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,642 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,642 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,642 INFO L185 Difference]: Start difference. First operand has 38 places, 30 transitions, 110 flow. Second operand 9 states and 370 transitions. [2021-03-25 20:06:23,643 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 46 places, 72 transitions, 366 flow [2021-03-25 20:06:23,644 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 45 places, 72 transitions, 364 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-03-25 20:06:23,645 INFO L241 Difference]: Finished difference. Result has 52 places, 36 transitions, 184 flow [2021-03-25 20:06:23,645 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=108, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=30, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=24, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=184, PETRI_PLACES=52, PETRI_TRANSITIONS=36} [2021-03-25 20:06:23,645 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 15 predicate places. [2021-03-25 20:06:23,646 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:23,646 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 52 places, 36 transitions, 184 flow [2021-03-25 20:06:23,646 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 52 places, 36 transitions, 184 flow [2021-03-25 20:06:23,646 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 45 places, 36 transitions, 184 flow [2021-03-25 20:06:23,654 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][15], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 44#L27-1true, 14#L62-1true, 19#thread2ENTRYtrue, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,655 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is not cut-off event [2021-03-25 20:06:23,655 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,655 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,655 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,655 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][15], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 19#thread2ENTRYtrue, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,656 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,656 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,656 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,656 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,656 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][24], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,657 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][24], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,657 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,657 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,658 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,658 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,659 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][24], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 44#L27-1true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,659 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,659 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,659 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,659 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,660 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][24], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,660 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,660 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,660 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,660 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,660 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,661 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,661 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][24], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,661 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,661 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,661 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,661 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,661 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,662 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][24], [Black: 79#(= min max), Black: 60#(not b1), Black: 61#v_assert, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,662 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,662 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,662 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,662 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,663 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,663 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,663 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][34], [Black: 79#(= min max), 33#thread5ENTRYtrue, Black: 60#(not b1), Black: 61#v_assert, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 14#L62-1true, 78#(= max (select A 0)), 20#L85true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,663 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is not cut-off event [2021-03-25 20:06:23,663 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,663 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,664 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,664 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][34], [Black: 79#(= min max), 33#thread5ENTRYtrue, Black: 60#(not b1), Black: 61#v_assert, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 14#L62-1true, 20#L85true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,664 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,664 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:23,664 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:23,664 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,666 INFO L129 PetriNetUnfolder]: 98/189 cut-off events. [2021-03-25 20:06:23,666 INFO L130 PetriNetUnfolder]: For 385/394 co-relation queries the response was YES. [2021-03-25 20:06:23,667 INFO L84 FinitePrefix]: Finished finitePrefix Result has 609 conditions, 189 events. 98/189 cut-off events. For 385/394 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 686 event pairs, 5 based on Foata normal form. 1/180 useless extension candidates. Maximal degree in co-relation 582. Up to 82 conditions per place. [2021-03-25 20:06:23,670 INFO L142 LiptonReduction]: Number of co-enabled transitions 394 [2021-03-25 20:06:23,673 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:23,674 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:23,674 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 28 [2021-03-25 20:06:23,674 INFO L480 AbstractCegarLoop]: Abstraction has has 45 places, 36 transitions, 184 flow [2021-03-25 20:06:23,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,675 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:23,675 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:23,675 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-25 20:06:23,675 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:23,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:23,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1488375128, now seen corresponding path program 4 times [2021-03-25 20:06:23,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:23,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376165243] [2021-03-25 20:06:23,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:23,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:23,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:23,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:23,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:23,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:23,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376165243] [2021-03-25 20:06:23,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:23,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 20:06:23,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875387975] [2021-03-25 20:06:23,760 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 20:06:23,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:23,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 20:06:23,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-25 20:06:23,761 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 52 [2021-03-25 20:06:23,761 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 36 transitions, 184 flow. Second operand has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,761 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:23,761 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 52 [2021-03-25 20:06:23,761 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:23,833 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 19#thread2ENTRYtrue, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,834 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,834 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,834 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,834 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,838 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,838 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,838 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,838 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,838 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,840 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 22#L38true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,840 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,840 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,840 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,840 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,841 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 76#true, 44#L27-1true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,841 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,841 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,841 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,841 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,841 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,849 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 19#thread2ENTRYtrue, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,849 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,849 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,849 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,849 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is not cut-off event [2021-03-25 20:06:23,849 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:23,850 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 22#L38true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,850 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,850 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,850 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,850 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,850 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,852 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,852 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,852 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,852 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,852 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,852 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,852 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,853 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,853 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,853 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,853 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,853 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,854 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,854 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,854 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,854 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,855 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,855 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,855 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,855 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,856 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][48], [Black: 79#(= min max), Black: 60#(not b1), 34#L83true, Black: 61#v_assert, 99#(= min (select A 0)), 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,856 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,856 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,856 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,856 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,868 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][34], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, 72#(and v_assert (not b2)), Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 22#L38true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,869 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,869 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,870 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,870 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,870 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][53], [Black: 79#(= min max), 33#thread5ENTRYtrue, 97#true, Black: 60#(not b1), Black: 61#v_assert, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 14#L62-1true, 78#(= max (select A 0)), 20#L85true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,871 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:06:23,871 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:23,871 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:23,871 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:23,871 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,871 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,871 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,871 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,872 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,872 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,872 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][48], [Black: 79#(= min max), Black: 60#(not b1), 34#L83true, Black: 61#v_assert, 99#(= min (select A 0)), 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,872 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,873 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,873 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,873 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,873 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,873 INFO L382 tUnfolder$Statistics]: inserting event number 9 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][49], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, Black: 61#v_assert, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 44#L27-1true, 76#true, 14#L62-1true, 21#L40-1true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,873 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,873 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,874 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,875 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,875 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,875 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,876 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,877 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,877 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,886 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][53], [Black: 79#(= min max), 33#thread5ENTRYtrue, Black: 60#(not b1), 97#true, Black: 61#v_assert, 8#L51-1true, Black: 69#(not b2), Black: 70#v_assert, 14#L62-1true, 78#(= max (select A 0)), 20#L85true, Black: 80#v_assert, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 86#(and v_assert (= min max)), Black: 88#(and v_assert (= max (select A 0)))]) [2021-03-25 20:06:23,886 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,886 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,886 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:23,886 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,886 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:23,893 INFO L129 PetriNetUnfolder]: 218/394 cut-off events. [2021-03-25 20:06:23,894 INFO L130 PetriNetUnfolder]: For 1157/1249 co-relation queries the response was YES. [2021-03-25 20:06:23,895 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1559 conditions, 394 events. 218/394 cut-off events. For 1157/1249 co-relation queries the response was YES. Maximal size of possible extension queue 42. Compared 1583 event pairs, 14 based on Foata normal form. 11/395 useless extension candidates. Maximal degree in co-relation 1521. Up to 192 conditions per place. [2021-03-25 20:06:23,899 INFO L132 encePairwiseOnDemand]: 44/52 looper letters, 21 selfloop transitions, 15 changer transitions 23/75 dead transitions. [2021-03-25 20:06:23,899 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 75 transitions, 619 flow [2021-03-25 20:06:23,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 20:06:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 20:06:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 370 transitions. [2021-03-25 20:06:23,901 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7905982905982906 [2021-03-25 20:06:23,901 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 370 transitions. [2021-03-25 20:06:23,901 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 370 transitions. [2021-03-25 20:06:23,901 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:23,902 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 370 transitions. [2021-03-25 20:06:23,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 41.111111111111114) internal successors, (370), 9 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,904 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,905 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 52.0) internal successors, (520), 10 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,905 INFO L185 Difference]: Start difference. First operand has 45 places, 36 transitions, 184 flow. Second operand 9 states and 370 transitions. [2021-03-25 20:06:23,905 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 75 transitions, 619 flow [2021-03-25 20:06:23,911 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 75 transitions, 553 flow, removed 32 selfloop flow, removed 6 redundant places. [2021-03-25 20:06:23,912 INFO L241 Difference]: Finished difference. Result has 54 places, 46 transitions, 321 flow [2021-03-25 20:06:23,913 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=164, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=23, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=321, PETRI_PLACES=54, PETRI_TRANSITIONS=46} [2021-03-25 20:06:23,913 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 17 predicate places. [2021-03-25 20:06:23,913 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:23,913 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 54 places, 46 transitions, 321 flow [2021-03-25 20:06:23,913 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 54 places, 46 transitions, 321 flow [2021-03-25 20:06:23,914 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 50 places, 46 transitions, 321 flow [2021-03-25 20:06:23,930 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 76#true, 44#L27-1true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), 21#L40-1true, Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,930 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,930 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,930 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,931 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,931 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][5], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), 19#thread2ENTRYtrue, Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,932 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,932 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,932 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,932 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,932 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][5], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), 19#thread2ENTRYtrue, Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,932 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,933 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:23,933 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,933 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,933 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:23,933 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 76#true, 44#L27-1true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), 21#L40-1true, Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,934 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,934 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,935 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), 21#L40-1true, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,935 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,935 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,935 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,935 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,935 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,935 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,937 INFO L382 tUnfolder$Statistics]: inserting event number 7 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), 21#L40-1true, Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,937 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,938 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), Black: 60#(not b1), 34#L83true, 99#(= min (select A 0)), 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), 21#L40-1true, Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,938 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,939 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,939 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,939 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,940 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 14#L62-1true, 78#(= max (select A 0)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), 21#L40-1true, Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0)))]) [2021-03-25 20:06:23,940 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,940 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,940 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,940 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:23,941 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][5], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 72#(and v_assert (not b2)), 8#L51-1true, Black: 69#(not b2), 76#true, 44#L27-1true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), 22#L38true, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,941 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,941 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,941 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,941 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,942 INFO L382 tUnfolder$Statistics]: inserting event number 8 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), 21#L40-1true, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,942 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,942 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:23,943 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), Black: 60#(not b1), 34#L83true, 99#(= min (select A 0)), 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 76#true, 14#L62-1true, Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), 21#L40-1true, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,943 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,943 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,943 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,943 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,944 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 44#L27-1true, 78#(= max (select A 0)), 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), 21#L40-1true, Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0)))]) [2021-03-25 20:06:23,944 INFO L384 tUnfolder$Statistics]: this new event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,944 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,944 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,944 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,944 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:23,944 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][40], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 33#thread5ENTRYtrue, 8#L51-1true, Black: 69#(not b2), 14#L62-1true, 78#(= max (select A 0)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), 20#L85true, Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0)))]) [2021-03-25 20:06:23,944 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:06:23,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:23,945 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:23,945 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:23,945 INFO L382 tUnfolder$Statistics]: inserting event number 9 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][9], [Black: 79#(= min max), 97#true, Black: 60#(not b1), 34#L83true, 4#thread5EXITtrue, 8#L51-1true, Black: 69#(not b2), 76#true, 44#L27-1true, 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 107#(and v_assert (= min max)), 21#L40-1true, Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0))), Black: 78#(= max (select A 0))]) [2021-03-25 20:06:23,945 INFO L384 tUnfolder$Statistics]: this new event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,945 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,946 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is not cut-off event [2021-03-25 20:06:23,949 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([129] thread2EXIT-->L85: Formula: (and (= 2 v_thread2Thread1of1ForFork1_thidvar0_4) (= 2 v_thread2Thread1of1ForFork1_thidvar1_4)) InVars {thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} OutVars{thread2Thread1of1ForFork1_thidvar0=v_thread2Thread1of1ForFork1_thidvar0_4, thread2Thread1of1ForFork1_thidvar1=v_thread2Thread1of1ForFork1_thidvar1_4} AuxVars[] AssignedVars[][40], [Black: 79#(= min max), Black: 60#(not b1), 97#true, 33#thread5ENTRYtrue, 8#L51-1true, Black: 69#(not b2), 78#(= max (select A 0)), 14#L62-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 101#v_assert, Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), 20#L85true, Black: 107#(and v_assert (= min max)), Black: 109#(and v_assert (= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 84#(and v_assert (= min max) (= max (select A 0)))]) [2021-03-25 20:06:23,949 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,949 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,949 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:06:23,950 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:23,950 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:23,953 INFO L129 PetriNetUnfolder]: 158/299 cut-off events. [2021-03-25 20:06:23,953 INFO L130 PetriNetUnfolder]: For 1050/1107 co-relation queries the response was YES. [2021-03-25 20:06:23,955 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1211 conditions, 299 events. 158/299 cut-off events. For 1050/1107 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1204 event pairs, 6 based on Foata normal form. 1/284 useless extension candidates. Maximal degree in co-relation 1180. Up to 132 conditions per place. [2021-03-25 20:06:23,959 INFO L142 LiptonReduction]: Number of co-enabled transitions 552 [2021-03-25 20:06:23,964 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:23,964 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:23,964 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 51 [2021-03-25 20:06:23,965 INFO L480 AbstractCegarLoop]: Abstraction has has 50 places, 46 transitions, 321 flow [2021-03-25 20:06:23,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 37.0) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:23,966 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:23,966 INFO L263 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] [2021-03-25 20:06:23,966 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-25 20:06:23,966 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:23,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:23,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1773407713, now seen corresponding path program 1 times [2021-03-25 20:06:23,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:23,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298069993] [2021-03-25 20:06:23,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:24,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,039 INFO L142 QuantifierPusher]: treesize reduction 24, result has 59.3 percent of original size [2021-03-25 20:06:24,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-03-25 20:06:24,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:24,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,069 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:24,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298069993] [2021-03-25 20:06:24,078 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898203948] [2021-03-25 20:06:24,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:24,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 20:06:24,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:24,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:24,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:24,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:24,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:24,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:24,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:24,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:24,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:24,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:24,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3] total 8 [2021-03-25 20:06:24,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496726772] [2021-03-25 20:06:24,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:06:24,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:24,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:06:24,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:06:24,288 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 52 [2021-03-25 20:06:24,289 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 50 places, 46 transitions, 321 flow. Second operand has 9 states, 9 states have (on average 26.22222222222222) internal successors, (236), 9 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:24,289 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:24,289 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 52 [2021-03-25 20:06:24,289 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:25,509 INFO L129 PetriNetUnfolder]: 4318/5895 cut-off events. [2021-03-25 20:06:25,510 INFO L130 PetriNetUnfolder]: For 28927/29143 co-relation queries the response was YES. [2021-03-25 20:06:25,527 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26512 conditions, 5895 events. 4318/5895 cut-off events. For 28927/29143 co-relation queries the response was YES. Maximal size of possible extension queue 535. Compared 29947 event pairs, 228 based on Foata normal form. 167/6046 useless extension candidates. Maximal degree in co-relation 26423. Up to 2333 conditions per place. [2021-03-25 20:06:25,555 INFO L132 encePairwiseOnDemand]: 42/52 looper letters, 94 selfloop transitions, 42 changer transitions 170/318 dead transitions. [2021-03-25 20:06:25,556 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 79 places, 318 transitions, 2922 flow [2021-03-25 20:06:25,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-03-25 20:06:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-03-25 20:06:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 998 transitions. [2021-03-25 20:06:25,560 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6397435897435897 [2021-03-25 20:06:25,560 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 998 transitions. [2021-03-25 20:06:25,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 998 transitions. [2021-03-25 20:06:25,560 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:25,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 998 transitions. [2021-03-25 20:06:25,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 33.266666666666666) internal successors, (998), 30 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:25,565 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 52.0) internal successors, (1612), 31 states have internal predecessors, (1612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:25,566 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 52.0) internal successors, (1612), 31 states have internal predecessors, (1612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:25,566 INFO L185 Difference]: Start difference. First operand has 50 places, 46 transitions, 321 flow. Second operand 30 states and 998 transitions. [2021-03-25 20:06:25,566 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 79 places, 318 transitions, 2922 flow [2021-03-25 20:06:25,784 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 318 transitions, 2584 flow, removed 169 selfloop flow, removed 3 redundant places. [2021-03-25 20:06:25,788 INFO L241 Difference]: Finished difference. Result has 102 places, 68 transitions, 770 flow [2021-03-25 20:06:25,788 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=52, PETRI_DIFFERENCE_MINUEND_FLOW=283, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=46, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=770, PETRI_PLACES=102, PETRI_TRANSITIONS=68} [2021-03-25 20:06:25,788 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 65 predicate places. [2021-03-25 20:06:25,789 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:25,789 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 102 places, 68 transitions, 770 flow [2021-03-25 20:06:25,789 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 102 places, 68 transitions, 770 flow [2021-03-25 20:06:25,790 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 86 places, 68 transitions, 770 flow [2021-03-25 20:06:25,864 INFO L129 PetriNetUnfolder]: 336/649 cut-off events. [2021-03-25 20:06:25,864 INFO L130 PetriNetUnfolder]: For 15168/15284 co-relation queries the response was YES. [2021-03-25 20:06:25,870 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4516 conditions, 649 events. 336/649 cut-off events. For 15168/15284 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 3316 event pairs, 33 based on Foata normal form. 5/605 useless extension candidates. Maximal degree in co-relation 4356. Up to 317 conditions per place. [2021-03-25 20:06:25,882 INFO L142 LiptonReduction]: Number of co-enabled transitions 824 [2021-03-25 20:06:26,006 INFO L154 LiptonReduction]: Checked pairs total: 120 [2021-03-25 20:06:26,006 INFO L156 LiptonReduction]: Total number of compositions: 4 [2021-03-25 20:06:26,006 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 217 [2021-03-25 20:06:26,007 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 67 transitions, 772 flow [2021-03-25 20:06:26,008 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 26.22222222222222) internal successors, (236), 9 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:26,008 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:26,008 INFO L263 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] [2021-03-25 20:06:26,223 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:26,224 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:26,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:26,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1731414259, now seen corresponding path program 1 times [2021-03-25 20:06:26,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:26,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199089491] [2021-03-25 20:06:26,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:26,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,258 INFO L142 QuantifierPusher]: treesize reduction 14, result has 56.3 percent of original size [2021-03-25 20:06:26,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:26,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:26,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:26,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:26,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199089491] [2021-03-25 20:06:26,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [525194660] [2021-03-25 20:06:26,284 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 [2021-03-25 20:06:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:26,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 20:06:26,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:26,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:26,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:26,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:26,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:26,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:26,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:26,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:26,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:26,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:26,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-25 20:06:26,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 8 [2021-03-25 20:06:26,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973794586] [2021-03-25 20:06:26,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:26,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:26,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:26,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:06:26,460 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 56 [2021-03-25 20:06:26,460 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 67 transitions, 772 flow. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:26,460 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:26,460 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 56 [2021-03-25 20:06:26,460 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:26,625 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][55], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 229#(and v_assert (<= min max) (<= min (select A 0))), Black: 60#(not b1), Black: 231#(and v_assert (<= min max) (= i 0) (<= min (select A 0))), Black: 233#(and v_assert (<= min max) (= i 0) (<= j i)), Black: 235#(and v_assert (<= min max) (< j N) (<= j i)), 4#thread5EXITtrue, Black: 237#(and v_assert (<= min max) (= i 0)), Black: 239#(and v_assert (<= min max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 123#(<= min max), Black: 191#(and (= i 0) (<= j i)), Black: 69#(not b2), 267#true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 109#(and v_assert (= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 205#(and (<= min max) (= i 0) (<= j i)), Black: 207#(and (< j N) (<= j i)), Black: 211#(and (<= min max) (= i 0) (= min (select A i))), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 219#(and (<= min max) (= i 0) (<= min (select A 0))), Black: 221#(and (<= min max) (= i 0)), Black: 223#(and v_assert (<= min max) (= i 0) (= min (select A i))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:26,626 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 20:06:26,626 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:26,626 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:26,626 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:26,781 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][55], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 229#(and v_assert (<= min max) (<= min (select A 0))), Black: 60#(not b1), Black: 231#(and v_assert (<= min max) (= i 0) (<= min (select A 0))), Black: 233#(and v_assert (<= min max) (= i 0) (<= j i)), Black: 235#(and v_assert (<= min max) (< j N) (<= j i)), 4#thread5EXITtrue, Black: 237#(and v_assert (<= min max) (= i 0)), Black: 239#(and v_assert (<= min max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 123#(<= min max), Black: 191#(and (= i 0) (<= j i)), Black: 69#(not b2), 267#true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 109#(and v_assert (= min (select A 0))), Black: 205#(and (<= min max) (= i 0) (<= j i)), Black: 207#(and (< j N) (<= j i)), Black: 211#(and (<= min max) (= i 0) (= min (select A i))), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 219#(and (<= min max) (= i 0) (<= min (select A 0))), Black: 221#(and (<= min max) (= i 0)), Black: 223#(and v_assert (<= min max) (= i 0) (= min (select A i))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:26,782 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:26,782 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:26,782 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:26,782 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:26,782 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:26,878 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][55], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), Black: 229#(and v_assert (<= min max) (<= min (select A 0))), Black: 231#(and v_assert (<= min max) (= i 0) (<= min (select A 0))), Black: 233#(and v_assert (<= min max) (= i 0) (<= j i)), 4#thread5EXITtrue, Black: 235#(and v_assert (<= min max) (< j N) (<= j i)), Black: 237#(and v_assert (<= min max) (= i 0)), Black: 239#(and v_assert (<= min max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 123#(<= min max), Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 76#true, 14#L62-1true, 21#L40-1true, 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 105#(and v_assert (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 109#(and v_assert (= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 205#(and (<= min max) (= i 0) (<= j i)), Black: 207#(and (< j N) (<= j i)), Black: 211#(and (<= min max) (= i 0) (= min (select A i))), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 219#(and (<= min max) (= i 0) (<= min (select A 0))), Black: 221#(and (<= min max) (= i 0)), Black: 223#(and v_assert (<= min max) (= i 0) (= min (select A i))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:26,878 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:06:26,878 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:26,878 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:26,878 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:27,143 INFO L129 PetriNetUnfolder]: 3176/4501 cut-off events. [2021-03-25 20:06:27,143 INFO L130 PetriNetUnfolder]: For 109637/110630 co-relation queries the response was YES. [2021-03-25 20:06:27,167 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32468 conditions, 4501 events. 3176/4501 cut-off events. For 109637/110630 co-relation queries the response was YES. Maximal size of possible extension queue 388. Compared 23367 event pairs, 701 based on Foata normal form. 366/4428 useless extension candidates. Maximal degree in co-relation 32277. Up to 1928 conditions per place. [2021-03-25 20:06:27,265 INFO L132 encePairwiseOnDemand]: 52/56 looper letters, 57 selfloop transitions, 22 changer transitions 0/101 dead transitions. [2021-03-25 20:06:27,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 88 places, 101 transitions, 1364 flow [2021-03-25 20:06:27,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:06:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:06:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 169 transitions. [2021-03-25 20:06:27,266 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7544642857142857 [2021-03-25 20:06:27,266 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 169 transitions. [2021-03-25 20:06:27,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 169 transitions. [2021-03-25 20:06:27,267 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:27,267 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 169 transitions. [2021-03-25 20:06:27,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 42.25) internal successors, (169), 4 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:27,268 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 56.0) internal successors, (280), 5 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:27,268 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 56.0) internal successors, (280), 5 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:27,268 INFO L185 Difference]: Start difference. First operand has 85 places, 67 transitions, 772 flow. Second operand 4 states and 169 transitions. [2021-03-25 20:06:27,268 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 88 places, 101 transitions, 1364 flow [2021-03-25 20:06:27,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 101 transitions, 1185 flow, removed 77 selfloop flow, removed 16 redundant places. [2021-03-25 20:06:27,452 INFO L241 Difference]: Finished difference. Result has 74 places, 78 transitions, 845 flow [2021-03-25 20:06:27,453 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=56, PETRI_DIFFERENCE_MINUEND_FLOW=652, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=51, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=845, PETRI_PLACES=74, PETRI_TRANSITIONS=78} [2021-03-25 20:06:27,453 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 37 predicate places. [2021-03-25 20:06:27,453 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:27,453 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 78 transitions, 845 flow [2021-03-25 20:06:27,453 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 78 transitions, 845 flow [2021-03-25 20:06:27,454 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 74 places, 78 transitions, 845 flow [2021-03-25 20:06:27,497 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][28], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 14#L62-1true, 78#(= max (select A 0)), 21#L40-1true, Black: 340#(and (< i N) (<= i k)), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,497 INFO L384 tUnfolder$Statistics]: this new event has 10 ancestors and is not cut-off event [2021-03-25 20:06:27,498 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:27,498 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is not cut-off event [2021-03-25 20:06:27,498 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is not cut-off event [2021-03-25 20:06:27,498 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][28], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 76#true, 14#L62-1true, 21#L40-1true, Black: 340#(and (< i N) (<= i k)), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,498 INFO L384 tUnfolder$Statistics]: this new event has 11 ancestors and is cut-off event [2021-03-25 20:06:27,498 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:27,498 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:27,498 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:27,503 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][28], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 78#(= max (select A 0)), 14#L62-1true, 21#L40-1true, Black: 340#(and (< i N) (<= i k)), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,503 INFO L384 tUnfolder$Statistics]: this new event has 14 ancestors and is cut-off event [2021-03-25 20:06:27,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:27,503 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L387 tUnfolder$Statistics]: existing Event has 10 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][28], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 76#true, 14#L62-1true, 21#L40-1true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,504 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:27,504 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][61], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), 8#L51-1true, 72#(and v_assert (not b2)), Black: 122#(<= min (select A 0)), Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 76#true, 14#L62-1true, Black: 340#(and (< i N) (<= i k)), 22#L38true, Black: 277#(<= i k), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,530 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L382 tUnfolder$Statistics]: inserting event number 6 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][28], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 267#true, 76#true, 14#L62-1true, 21#L40-1true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,530 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:27,530 INFO L387 tUnfolder$Statistics]: existing Event has 11 ancestors and is cut-off event [2021-03-25 20:06:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 12 ancestors and is cut-off event [2021-03-25 20:06:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:27,531 INFO L387 tUnfolder$Statistics]: existing Event has 13 ancestors and is cut-off event [2021-03-25 20:06:27,545 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([141] thread5ENTRY-->thread5EXIT: Formula: (let ((.cse0 (<= v_min_15 (+ v_max_16 1)))) (or (and (or (not v_b2_6) (not v_b1_6) .cse0) v_v_assert_8) (and v_b2_6 (not v_v_assert_8) v_b1_6 (not .cse0)))) InVars {b2=v_b2_6, b1=v_b1_6, min=v_min_15, max=v_max_16} OutVars{b2=v_b2_6, b1=v_b1_6, v_assert=v_v_assert_8, min=v_min_15, max=v_max_16} AuxVars[] AssignedVars[v_assert][28], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 60#(not b1), 4#thread5EXITtrue, Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 69#(not b2), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 267#true, 76#true, 14#L62-1true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 34#L83true, 44#L27-1true, Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 213#(and (<= min max) (< j N) (<= j i)), Black: 217#(and (<= min max) (<= min (select A 0))), Black: 225#(and v_assert (<= min max) (= i 0) (<= j i) (<= min (select A 0)))]) [2021-03-25 20:06:27,545 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:27,546 INFO L387 tUnfolder$Statistics]: existing Event has 14 ancestors and is cut-off event [2021-03-25 20:06:27,546 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:27,546 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:27,555 INFO L129 PetriNetUnfolder]: 601/1055 cut-off events. [2021-03-25 20:06:27,555 INFO L130 PetriNetUnfolder]: For 12415/12687 co-relation queries the response was YES. [2021-03-25 20:06:27,563 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6514 conditions, 1055 events. 601/1055 cut-off events. For 12415/12687 co-relation queries the response was YES. Maximal size of possible extension queue 107. Compared 5491 event pairs, 77 based on Foata normal form. 19/994 useless extension candidates. Maximal degree in co-relation 6321. Up to 565 conditions per place. [2021-03-25 20:06:27,610 INFO L142 LiptonReduction]: Number of co-enabled transitions 870 [2021-03-25 20:06:27,652 INFO L154 LiptonReduction]: Checked pairs total: 37 [2021-03-25 20:06:27,652 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 20:06:27,652 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 199 [2021-03-25 20:06:27,652 INFO L480 AbstractCegarLoop]: Abstraction has has 74 places, 78 transitions, 847 flow [2021-03-25 20:06:27,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:27,653 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:27,653 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:27,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:27,868 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:27,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:27,868 INFO L82 PathProgramCache]: Analyzing trace with hash -605514939, now seen corresponding path program 1 times [2021-03-25 20:06:27,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:27,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725413126] [2021-03-25 20:06:27,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:27,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:27,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:27,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:27,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:27,908 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:27,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:27,909 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725413126] [2021-03-25 20:06:27,909 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:27,909 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:06:27,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571262448] [2021-03-25 20:06:27,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:27,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:27,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:27,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:27,910 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 57 [2021-03-25 20:06:27,910 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 78 transitions, 847 flow. Second operand has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:27,910 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:27,911 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 57 [2021-03-25 20:06:27,911 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:28,467 INFO L129 PetriNetUnfolder]: 3408/4973 cut-off events. [2021-03-25 20:06:28,468 INFO L130 PetriNetUnfolder]: For 63403/64436 co-relation queries the response was YES. [2021-03-25 20:06:28,488 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30762 conditions, 4973 events. 3408/4973 cut-off events. For 63403/64436 co-relation queries the response was YES. Maximal size of possible extension queue 429. Compared 27380 event pairs, 258 based on Foata normal form. 435/5240 useless extension candidates. Maximal degree in co-relation 30349. Up to 2021 conditions per place. [2021-03-25 20:06:28,521 INFO L132 encePairwiseOnDemand]: 52/57 looper letters, 130 selfloop transitions, 19 changer transitions 7/177 dead transitions. [2021-03-25 20:06:28,522 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 177 transitions, 2326 flow [2021-03-25 20:06:28,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:06:28,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:06:28,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 216 transitions. [2021-03-25 20:06:28,523 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7578947368421053 [2021-03-25 20:06:28,523 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 216 transitions. [2021-03-25 20:06:28,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 216 transitions. [2021-03-25 20:06:28,524 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:28,524 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 216 transitions. [2021-03-25 20:06:28,524 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 43.2) internal successors, (216), 5 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:28,525 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 57.0) internal successors, (342), 6 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:28,525 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 57.0) internal successors, (342), 6 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:28,525 INFO L185 Difference]: Start difference. First operand has 74 places, 78 transitions, 847 flow. Second operand 5 states and 216 transitions. [2021-03-25 20:06:28,525 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 177 transitions, 2326 flow [2021-03-25 20:06:28,635 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 177 transitions, 2255 flow, removed 12 selfloop flow, removed 2 redundant places. [2021-03-25 20:06:28,639 INFO L241 Difference]: Finished difference. Result has 78 places, 93 transitions, 1093 flow [2021-03-25 20:06:28,640 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=803, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1093, PETRI_PLACES=78, PETRI_TRANSITIONS=93} [2021-03-25 20:06:28,640 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 41 predicate places. [2021-03-25 20:06:28,640 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:28,640 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 78 places, 93 transitions, 1093 flow [2021-03-25 20:06:28,640 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 78 places, 93 transitions, 1093 flow [2021-03-25 20:06:28,641 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 76 places, 93 transitions, 1093 flow [2021-03-25 20:06:28,745 INFO L129 PetriNetUnfolder]: 632/1167 cut-off events. [2021-03-25 20:06:28,745 INFO L130 PetriNetUnfolder]: For 13372/13756 co-relation queries the response was YES. [2021-03-25 20:06:28,753 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7127 conditions, 1167 events. 632/1167 cut-off events. For 13372/13756 co-relation queries the response was YES. Maximal size of possible extension queue 127. Compared 6661 event pairs, 82 based on Foata normal form. 74/1153 useless extension candidates. Maximal degree in co-relation 6873. Up to 609 conditions per place. [2021-03-25 20:06:28,770 INFO L142 LiptonReduction]: Number of co-enabled transitions 1072 [2021-03-25 20:06:28,787 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:28,787 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:28,788 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 148 [2021-03-25 20:06:28,788 INFO L480 AbstractCegarLoop]: Abstraction has has 76 places, 93 transitions, 1093 flow [2021-03-25 20:06:28,788 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:28,788 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:28,789 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:28,789 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-25 20:06:28,789 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:28,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:28,789 INFO L82 PathProgramCache]: Analyzing trace with hash 982138107, now seen corresponding path program 2 times [2021-03-25 20:06:28,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:28,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137026442] [2021-03-25 20:06:28,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:28,827 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 20:06:28,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:28,834 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-03-25 20:06:28,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:28,842 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:28,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:28,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:28,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:28,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:28,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137026442] [2021-03-25 20:06:28,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:28,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-25 20:06:28,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107387468] [2021-03-25 20:06:28,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 20:06:28,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:28,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 20:06:28,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 20:06:28,850 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 36 out of 57 [2021-03-25 20:06:28,850 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 93 transitions, 1093 flow. Second operand has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:28,850 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:28,850 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 36 of 57 [2021-03-25 20:06:28,850 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:29,353 INFO L129 PetriNetUnfolder]: 3213/4675 cut-off events. [2021-03-25 20:06:29,353 INFO L130 PetriNetUnfolder]: For 65753/67113 co-relation queries the response was YES. [2021-03-25 20:06:29,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29917 conditions, 4675 events. 3213/4675 cut-off events. For 65753/67113 co-relation queries the response was YES. Maximal size of possible extension queue 416. Compared 25679 event pairs, 410 based on Foata normal form. 431/4861 useless extension candidates. Maximal degree in co-relation 29542. Up to 1998 conditions per place. [2021-03-25 20:06:29,403 INFO L132 encePairwiseOnDemand]: 50/57 looper letters, 121 selfloop transitions, 21 changer transitions 6/169 dead transitions. [2021-03-25 20:06:29,403 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 169 transitions, 2321 flow [2021-03-25 20:06:29,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:06:29,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:06:29,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 211 transitions. [2021-03-25 20:06:29,405 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7403508771929824 [2021-03-25 20:06:29,405 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 211 transitions. [2021-03-25 20:06:29,405 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 211 transitions. [2021-03-25 20:06:29,405 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:29,405 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 211 transitions. [2021-03-25 20:06:29,406 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 42.2) internal successors, (211), 5 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:29,406 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 57.0) internal successors, (342), 6 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:29,407 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 57.0) internal successors, (342), 6 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:29,407 INFO L185 Difference]: Start difference. First operand has 76 places, 93 transitions, 1093 flow. Second operand 5 states and 211 transitions. [2021-03-25 20:06:29,407 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 169 transitions, 2321 flow [2021-03-25 20:06:29,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 78 places, 169 transitions, 2277 flow, removed 22 selfloop flow, removed 2 redundant places. [2021-03-25 20:06:29,461 INFO L241 Difference]: Finished difference. Result has 80 places, 111 transitions, 1425 flow [2021-03-25 20:06:29,461 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=1075, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=93, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1425, PETRI_PLACES=80, PETRI_TRANSITIONS=111} [2021-03-25 20:06:29,461 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 43 predicate places. [2021-03-25 20:06:29,462 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:29,462 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 80 places, 111 transitions, 1425 flow [2021-03-25 20:06:29,462 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 80 places, 111 transitions, 1425 flow [2021-03-25 20:06:29,463 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 80 places, 111 transitions, 1425 flow [2021-03-25 20:06:29,611 INFO L129 PetriNetUnfolder]: 1029/1782 cut-off events. [2021-03-25 20:06:29,611 INFO L130 PetriNetUnfolder]: For 25693/26392 co-relation queries the response was YES. [2021-03-25 20:06:29,622 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12422 conditions, 1782 events. 1029/1782 cut-off events. For 25693/26392 co-relation queries the response was YES. Maximal size of possible extension queue 171. Compared 10510 event pairs, 177 based on Foata normal form. 81/1644 useless extension candidates. Maximal degree in co-relation 12143. Up to 946 conditions per place. [2021-03-25 20:06:29,645 INFO L142 LiptonReduction]: Number of co-enabled transitions 1152 [2021-03-25 20:06:29,673 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:29,673 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:29,673 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 211 [2021-03-25 20:06:29,673 INFO L480 AbstractCegarLoop]: Abstraction has has 80 places, 111 transitions, 1425 flow [2021-03-25 20:06:29,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:29,674 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:29,674 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:29,674 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-25 20:06:29,674 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:29,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:29,675 INFO L82 PathProgramCache]: Analyzing trace with hash -406243333, now seen corresponding path program 3 times [2021-03-25 20:06:29,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:29,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690854412] [2021-03-25 20:06:29,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:29,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:29,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:29,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:29,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:29,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:29,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:29,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690854412] [2021-03-25 20:06:29,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:29,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:06:29,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272016125] [2021-03-25 20:06:29,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:29,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:29,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:29,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:29,706 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 57 [2021-03-25 20:06:29,707 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 111 transitions, 1425 flow. Second operand has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:29,707 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:29,707 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 57 [2021-03-25 20:06:29,707 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:30,090 INFO L129 PetriNetUnfolder]: 2684/3851 cut-off events. [2021-03-25 20:06:30,090 INFO L130 PetriNetUnfolder]: For 53198/54601 co-relation queries the response was YES. [2021-03-25 20:06:30,113 INFO L84 FinitePrefix]: Finished finitePrefix Result has 26111 conditions, 3851 events. 2684/3851 cut-off events. For 53198/54601 co-relation queries the response was YES. Maximal size of possible extension queue 330. Compared 19799 event pairs, 653 based on Foata normal form. 352/3893 useless extension candidates. Maximal degree in co-relation 25832. Up to 2003 conditions per place. [2021-03-25 20:06:30,142 INFO L132 encePairwiseOnDemand]: 53/57 looper letters, 79 selfloop transitions, 41 changer transitions 0/141 dead transitions. [2021-03-25 20:06:30,143 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 83 places, 141 transitions, 2038 flow [2021-03-25 20:06:30,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:06:30,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:06:30,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 173 transitions. [2021-03-25 20:06:30,144 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7587719298245614 [2021-03-25 20:06:30,144 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 173 transitions. [2021-03-25 20:06:30,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 173 transitions. [2021-03-25 20:06:30,144 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:30,144 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 173 transitions. [2021-03-25 20:06:30,145 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,145 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 57.0) internal successors, (285), 5 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,145 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 57.0) internal successors, (285), 5 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,145 INFO L185 Difference]: Start difference. First operand has 80 places, 111 transitions, 1425 flow. Second operand 4 states and 173 transitions. [2021-03-25 20:06:30,145 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 83 places, 141 transitions, 2038 flow [2021-03-25 20:06:30,196 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 83 places, 141 transitions, 2010 flow, removed 14 selfloop flow, removed 0 redundant places. [2021-03-25 20:06:30,200 INFO L241 Difference]: Finished difference. Result has 85 places, 121 transitions, 1683 flow [2021-03-25 20:06:30,201 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=57, PETRI_DIFFERENCE_MINUEND_FLOW=1405, PETRI_DIFFERENCE_MINUEND_PLACES=80, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=111, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=31, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1683, PETRI_PLACES=85, PETRI_TRANSITIONS=121} [2021-03-25 20:06:30,201 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 48 predicate places. [2021-03-25 20:06:30,201 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:30,201 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 121 transitions, 1683 flow [2021-03-25 20:06:30,202 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 121 transitions, 1683 flow [2021-03-25 20:06:30,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 121 transitions, 1683 flow [2021-03-25 20:06:30,333 INFO L129 PetriNetUnfolder]: 866/1461 cut-off events. [2021-03-25 20:06:30,333 INFO L130 PetriNetUnfolder]: For 22152/22634 co-relation queries the response was YES. [2021-03-25 20:06:30,345 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10847 conditions, 1461 events. 866/1461 cut-off events. For 22152/22634 co-relation queries the response was YES. Maximal size of possible extension queue 153. Compared 8118 event pairs, 139 based on Foata normal form. 69/1372 useless extension candidates. Maximal degree in co-relation 10659. Up to 800 conditions per place. [2021-03-25 20:06:30,368 INFO L142 LiptonReduction]: Number of co-enabled transitions 1136 [2021-03-25 20:06:30,444 INFO L154 LiptonReduction]: Checked pairs total: 11 [2021-03-25 20:06:30,444 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 20:06:30,444 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 243 [2021-03-25 20:06:30,445 INFO L480 AbstractCegarLoop]: Abstraction has has 85 places, 121 transitions, 1688 flow [2021-03-25 20:06:30,445 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,445 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:30,446 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:30,446 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-25 20:06:30,446 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:30,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:30,447 INFO L82 PathProgramCache]: Analyzing trace with hash 440799282, now seen corresponding path program 1 times [2021-03-25 20:06:30,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:30,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330914107] [2021-03-25 20:06:30,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:30,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:30,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:30,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:30,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:30,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:30,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:30,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:30,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330914107] [2021-03-25 20:06:30,480 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:30,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:06:30,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205880975] [2021-03-25 20:06:30,480 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:30,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:30,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:30,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:30,481 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 58 [2021-03-25 20:06:30,482 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 85 places, 121 transitions, 1688 flow. Second operand has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,482 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:30,482 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 58 [2021-03-25 20:06:30,482 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:30,839 INFO L129 PetriNetUnfolder]: 2290/3198 cut-off events. [2021-03-25 20:06:30,840 INFO L130 PetriNetUnfolder]: For 54805/56150 co-relation queries the response was YES. [2021-03-25 20:06:30,856 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23525 conditions, 3198 events. 2290/3198 cut-off events. For 54805/56150 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 15795 event pairs, 341 based on Foata normal form. 388/3302 useless extension candidates. Maximal degree in co-relation 23372. Up to 1669 conditions per place. [2021-03-25 20:06:30,876 INFO L132 encePairwiseOnDemand]: 52/58 looper letters, 106 selfloop transitions, 33 changer transitions 26/186 dead transitions. [2021-03-25 20:06:30,876 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 89 places, 186 transitions, 2912 flow [2021-03-25 20:06:30,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-25 20:06:30,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-03-25 20:06:30,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 218 transitions. [2021-03-25 20:06:30,877 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7517241379310344 [2021-03-25 20:06:30,877 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 218 transitions. [2021-03-25 20:06:30,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 218 transitions. [2021-03-25 20:06:30,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:30,878 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 218 transitions. [2021-03-25 20:06:30,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 43.6) internal successors, (218), 5 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,879 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,879 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:30,879 INFO L185 Difference]: Start difference. First operand has 85 places, 121 transitions, 1688 flow. Second operand 5 states and 218 transitions. [2021-03-25 20:06:30,879 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 89 places, 186 transitions, 2912 flow [2021-03-25 20:06:30,930 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 88 places, 186 transitions, 2865 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-03-25 20:06:30,933 INFO L241 Difference]: Finished difference. Result has 89 places, 119 transitions, 1735 flow [2021-03-25 20:06:30,933 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=1651, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=1735, PETRI_PLACES=89, PETRI_TRANSITIONS=119} [2021-03-25 20:06:30,934 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 52 predicate places. [2021-03-25 20:06:30,934 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:30,934 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 89 places, 119 transitions, 1735 flow [2021-03-25 20:06:30,934 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 89 places, 119 transitions, 1735 flow [2021-03-25 20:06:30,935 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 88 places, 119 transitions, 1735 flow [2021-03-25 20:06:31,028 INFO L129 PetriNetUnfolder]: 638/1041 cut-off events. [2021-03-25 20:06:31,029 INFO L130 PetriNetUnfolder]: For 17928/18243 co-relation queries the response was YES. [2021-03-25 20:06:31,035 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8239 conditions, 1041 events. 638/1041 cut-off events. For 17928/18243 co-relation queries the response was YES. Maximal size of possible extension queue 113. Compared 5237 event pairs, 99 based on Foata normal form. 50/991 useless extension candidates. Maximal degree in co-relation 8119. Up to 587 conditions per place. [2021-03-25 20:06:31,045 INFO L142 LiptonReduction]: Number of co-enabled transitions 1020 [2021-03-25 20:06:31,052 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:31,052 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:31,053 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 119 [2021-03-25 20:06:31,053 INFO L480 AbstractCegarLoop]: Abstraction has has 88 places, 119 transitions, 1735 flow [2021-03-25 20:06:31,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,053 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:31,053 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:31,054 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-25 20:06:31,054 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:31,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:31,054 INFO L82 PathProgramCache]: Analyzing trace with hash -154150638, now seen corresponding path program 2 times [2021-03-25 20:06:31,054 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:31,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948231763] [2021-03-25 20:06:31,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:31,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:31,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:31,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:31,072 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948231763] [2021-03-25 20:06:31,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:31,073 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:06:31,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20846083] [2021-03-25 20:06:31,073 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:31,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:31,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:31,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:31,074 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 58 [2021-03-25 20:06:31,074 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 119 transitions, 1735 flow. Second operand has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,074 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:31,074 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 58 [2021-03-25 20:06:31,074 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:31,338 INFO L129 PetriNetUnfolder]: 1937/2719 cut-off events. [2021-03-25 20:06:31,338 INFO L130 PetriNetUnfolder]: For 46605/47659 co-relation queries the response was YES. [2021-03-25 20:06:31,348 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20639 conditions, 2719 events. 1937/2719 cut-off events. For 46605/47659 co-relation queries the response was YES. Maximal size of possible extension queue 216. Compared 12633 event pairs, 439 based on Foata normal form. 188/2704 useless extension candidates. Maximal degree in co-relation 20466. Up to 1778 conditions per place. [2021-03-25 20:06:31,365 INFO L132 encePairwiseOnDemand]: 54/58 looper letters, 85 selfloop transitions, 26 changer transitions 2/134 dead transitions. [2021-03-25 20:06:31,365 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 134 transitions, 2144 flow [2021-03-25 20:06:31,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:06:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:06:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 173 transitions. [2021-03-25 20:06:31,366 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7456896551724138 [2021-03-25 20:06:31,366 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 173 transitions. [2021-03-25 20:06:31,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 173 transitions. [2021-03-25 20:06:31,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:31,366 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 173 transitions. [2021-03-25 20:06:31,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 43.25) internal successors, (173), 4 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 58.0) internal successors, (290), 5 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,367 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 58.0) internal successors, (290), 5 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,368 INFO L185 Difference]: Start difference. First operand has 88 places, 119 transitions, 1735 flow. Second operand 4 states and 173 transitions. [2021-03-25 20:06:31,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 134 transitions, 2144 flow [2021-03-25 20:06:31,413 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 134 transitions, 2096 flow, removed 8 selfloop flow, removed 1 redundant places. [2021-03-25 20:06:31,415 INFO L241 Difference]: Finished difference. Result has 91 places, 117 transitions, 1745 flow [2021-03-25 20:06:31,415 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=1673, PETRI_DIFFERENCE_MINUEND_PLACES=87, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=91, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1745, PETRI_PLACES=91, PETRI_TRANSITIONS=117} [2021-03-25 20:06:31,415 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 54 predicate places. [2021-03-25 20:06:31,415 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:31,416 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 91 places, 117 transitions, 1745 flow [2021-03-25 20:06:31,416 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 91 places, 117 transitions, 1745 flow [2021-03-25 20:06:31,417 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 91 places, 117 transitions, 1745 flow [2021-03-25 20:06:31,503 INFO L129 PetriNetUnfolder]: 632/1033 cut-off events. [2021-03-25 20:06:31,504 INFO L130 PetriNetUnfolder]: For 17977/18309 co-relation queries the response was YES. [2021-03-25 20:06:31,510 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8251 conditions, 1033 events. 632/1033 cut-off events. For 17977/18309 co-relation queries the response was YES. Maximal size of possible extension queue 105. Compared 5191 event pairs, 96 based on Foata normal form. 46/992 useless extension candidates. Maximal degree in co-relation 8130. Up to 587 conditions per place. [2021-03-25 20:06:31,521 INFO L142 LiptonReduction]: Number of co-enabled transitions 990 [2021-03-25 20:06:31,526 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:31,526 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:31,526 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 111 [2021-03-25 20:06:31,527 INFO L480 AbstractCegarLoop]: Abstraction has has 91 places, 117 transitions, 1745 flow [2021-03-25 20:06:31,527 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 38.5) internal successors, (154), 4 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,527 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:31,527 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:31,527 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-03-25 20:06:31,527 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:31,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:31,527 INFO L82 PathProgramCache]: Analyzing trace with hash -2029167760, now seen corresponding path program 1 times [2021-03-25 20:06:31,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:31,528 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285776971] [2021-03-25 20:06:31,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:31,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:31,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:31,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:31,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285776971] [2021-03-25 20:06:31,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [549285164] [2021-03-25 20:06:31,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:31,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-25 20:06:31,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:31,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:31,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:31,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:31,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:31,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:31,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:31,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:31,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:31,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:31,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:31,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:31,631 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 20:06:31,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:31,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:31,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:31,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-25 20:06:31,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028961266] [2021-03-25 20:06:31,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-25 20:06:31,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:31,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-25 20:06:31,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-25 20:06:31,665 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 58 [2021-03-25 20:06:31,665 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 117 transitions, 1745 flow. Second operand has 5 states, 5 states have (on average 39.0) internal successors, (195), 5 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:31,666 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:31,666 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 58 [2021-03-25 20:06:31,666 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:32,026 INFO L129 PetriNetUnfolder]: 2479/3526 cut-off events. [2021-03-25 20:06:32,026 INFO L130 PetriNetUnfolder]: For 59686/60742 co-relation queries the response was YES. [2021-03-25 20:06:32,050 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27172 conditions, 3526 events. 2479/3526 cut-off events. For 59686/60742 co-relation queries the response was YES. Maximal size of possible extension queue 283. Compared 17478 event pairs, 550 based on Foata normal form. 257/3515 useless extension candidates. Maximal degree in co-relation 26942. Up to 2125 conditions per place. [2021-03-25 20:06:32,072 INFO L132 encePairwiseOnDemand]: 54/58 looper letters, 111 selfloop transitions, 22 changer transitions 1/155 dead transitions. [2021-03-25 20:06:32,073 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 94 places, 155 transitions, 2577 flow [2021-03-25 20:06:32,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:06:32,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:06:32,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 174 transitions. [2021-03-25 20:06:32,074 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.75 [2021-03-25 20:06:32,074 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 174 transitions. [2021-03-25 20:06:32,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 174 transitions. [2021-03-25 20:06:32,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:32,074 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 174 transitions. [2021-03-25 20:06:32,075 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 43.5) internal successors, (174), 4 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,075 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 58.0) internal successors, (290), 5 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,075 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 58.0) internal successors, (290), 5 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,075 INFO L185 Difference]: Start difference. First operand has 91 places, 117 transitions, 1745 flow. Second operand 4 states and 174 transitions. [2021-03-25 20:06:32,076 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 94 places, 155 transitions, 2577 flow [2021-03-25 20:06:32,134 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 155 transitions, 2529 flow, removed 1 selfloop flow, removed 2 redundant places. [2021-03-25 20:06:32,136 INFO L241 Difference]: Finished difference. Result has 93 places, 119 transitions, 1785 flow [2021-03-25 20:06:32,136 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=58, PETRI_DIFFERENCE_MINUEND_FLOW=1705, PETRI_DIFFERENCE_MINUEND_PLACES=89, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=117, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1785, PETRI_PLACES=93, PETRI_TRANSITIONS=119} [2021-03-25 20:06:32,137 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 56 predicate places. [2021-03-25 20:06:32,137 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:32,137 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 93 places, 119 transitions, 1785 flow [2021-03-25 20:06:32,137 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 93 places, 119 transitions, 1785 flow [2021-03-25 20:06:32,138 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 119 transitions, 1785 flow [2021-03-25 20:06:32,269 INFO L129 PetriNetUnfolder]: 830/1361 cut-off events. [2021-03-25 20:06:32,269 INFO L130 PetriNetUnfolder]: For 24614/25103 co-relation queries the response was YES. [2021-03-25 20:06:32,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 11288 conditions, 1361 events. 830/1361 cut-off events. For 24614/25103 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 7228 event pairs, 148 based on Foata normal form. 62/1297 useless extension candidates. Maximal degree in co-relation 11148. Up to 781 conditions per place. [2021-03-25 20:06:32,283 INFO L142 LiptonReduction]: Number of co-enabled transitions 1024 [2021-03-25 20:06:32,328 INFO L154 LiptonReduction]: Checked pairs total: 8 [2021-03-25 20:06:32,328 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 20:06:32,328 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 191 [2021-03-25 20:06:32,328 INFO L480 AbstractCegarLoop]: Abstraction has has 93 places, 119 transitions, 1792 flow [2021-03-25 20:06:32,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 39.0) internal successors, (195), 5 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,329 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:32,329 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:32,550 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-25 20:06:32,550 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:32,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:32,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1437227912, now seen corresponding path program 2 times [2021-03-25 20:06:32,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:32,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112704534] [2021-03-25 20:06:32,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:32,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:32,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:32,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:32,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:32,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:32,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:32,585 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:32,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112704534] [2021-03-25 20:06:32,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-25 20:06:32,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-25 20:06:32,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958099798] [2021-03-25 20:06:32,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-25 20:06:32,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:32,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-25 20:06:32,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-25 20:06:32,588 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 37 out of 59 [2021-03-25 20:06:32,588 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 119 transitions, 1792 flow. Second operand has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,588 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:32,588 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 37 of 59 [2021-03-25 20:06:32,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:32,858 INFO L129 PetriNetUnfolder]: 2167/3038 cut-off events. [2021-03-25 20:06:32,858 INFO L130 PetriNetUnfolder]: For 53522/54606 co-relation queries the response was YES. [2021-03-25 20:06:32,868 INFO L84 FinitePrefix]: Finished finitePrefix Result has 24116 conditions, 3038 events. 2167/3038 cut-off events. For 53522/54606 co-relation queries the response was YES. Maximal size of possible extension queue 235. Compared 14299 event pairs, 464 based on Foata normal form. 185/2956 useless extension candidates. Maximal degree in co-relation 23919. Up to 2140 conditions per place. [2021-03-25 20:06:32,882 INFO L132 encePairwiseOnDemand]: 55/59 looper letters, 109 selfloop transitions, 24 changer transitions 0/154 dead transitions. [2021-03-25 20:06:32,882 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 96 places, 154 transitions, 2575 flow [2021-03-25 20:06:32,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-25 20:06:32,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-03-25 20:06:32,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 175 transitions. [2021-03-25 20:06:32,883 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7415254237288136 [2021-03-25 20:06:32,883 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 175 transitions. [2021-03-25 20:06:32,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 175 transitions. [2021-03-25 20:06:32,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:32,884 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 175 transitions. [2021-03-25 20:06:32,884 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 43.75) internal successors, (175), 4 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,884 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 59.0) internal successors, (295), 5 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,885 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 59.0) internal successors, (295), 5 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:32,885 INFO L185 Difference]: Start difference. First operand has 93 places, 119 transitions, 1792 flow. Second operand 4 states and 175 transitions. [2021-03-25 20:06:32,885 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 96 places, 154 transitions, 2575 flow [2021-03-25 20:06:32,930 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 94 places, 154 transitions, 2526 flow, removed 7 selfloop flow, removed 2 redundant places. [2021-03-25 20:06:32,932 INFO L241 Difference]: Finished difference. Result has 96 places, 124 transitions, 1898 flow [2021-03-25 20:06:32,933 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=1749, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=1898, PETRI_PLACES=96, PETRI_TRANSITIONS=124} [2021-03-25 20:06:32,933 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 59 predicate places. [2021-03-25 20:06:32,933 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:32,933 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 96 places, 124 transitions, 1898 flow [2021-03-25 20:06:32,933 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 96 places, 124 transitions, 1898 flow [2021-03-25 20:06:32,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 96 places, 124 transitions, 1898 flow [2021-03-25 20:06:33,024 INFO L129 PetriNetUnfolder]: 752/1224 cut-off events. [2021-03-25 20:06:33,024 INFO L130 PetriNetUnfolder]: For 19746/20109 co-relation queries the response was YES. [2021-03-25 20:06:33,029 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10176 conditions, 1224 events. 752/1224 cut-off events. For 19746/20109 co-relation queries the response was YES. Maximal size of possible extension queue 132. Compared 6300 event pairs, 118 based on Foata normal form. 43/1169 useless extension candidates. Maximal degree in co-relation 10056. Up to 699 conditions per place. [2021-03-25 20:06:33,038 INFO L142 LiptonReduction]: Number of co-enabled transitions 1074 [2021-03-25 20:06:33,045 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:33,045 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:33,046 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 113 [2021-03-25 20:06:33,046 INFO L480 AbstractCegarLoop]: Abstraction has has 96 places, 124 transitions, 1898 flow [2021-03-25 20:06:33,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 39.0) internal successors, (156), 4 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:33,046 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:33,046 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:33,046 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-03-25 20:06:33,046 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:33,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:33,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1065770084, now seen corresponding path program 1 times [2021-03-25 20:06:33,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:33,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989204073] [2021-03-25 20:06:33,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:33,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:33,071 INFO L142 QuantifierPusher]: treesize reduction 14, result has 54.8 percent of original size [2021-03-25 20:06:33,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:33,081 INFO L142 QuantifierPusher]: treesize reduction 8, result has 27.3 percent of original size [2021-03-25 20:06:33,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:33,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989204073] [2021-03-25 20:06:33,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814152675] [2021-03-25 20:06:33,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:33,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 20:06:33,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:33,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:33,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:33,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:33,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:33,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:33,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:33,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:33,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:33,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:33,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:33,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 7 [2021-03-25 20:06:33,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,205 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:33,207 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,208 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:33,208 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:3 [2021-03-25 20:06:33,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:33,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:33,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:33,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:33,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:33,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:33,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:33,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:33,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:33,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:33,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:33,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-25 20:06:33,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,236 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:33,237 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,238 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:33,238 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-03-25 20:06:33,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,249 INFO L142 QuantifierPusher]: treesize reduction 23, result has 17.9 percent of original size [2021-03-25 20:06:33,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:33,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:33,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:33,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 20:06:33,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:33,275 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:33,275 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-25 20:06:33,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797952166] [2021-03-25 20:06:33,276 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 20:06:33,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:33,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 20:06:33,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-25 20:06:33,277 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 59 [2021-03-25 20:06:33,277 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 96 places, 124 transitions, 1898 flow. Second operand has 10 states, 10 states have (on average 31.6) internal successors, (316), 10 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:33,278 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:33,278 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 59 [2021-03-25 20:06:33,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:34,075 INFO L129 PetriNetUnfolder]: 3397/5003 cut-off events. [2021-03-25 20:06:34,076 INFO L130 PetriNetUnfolder]: For 86565/88013 co-relation queries the response was YES. [2021-03-25 20:06:34,095 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41142 conditions, 5003 events. 3397/5003 cut-off events. For 86565/88013 co-relation queries the response was YES. Maximal size of possible extension queue 484. Compared 28646 event pairs, 480 based on Foata normal form. 98/4840 useless extension candidates. Maximal degree in co-relation 40834. Up to 2412 conditions per place. [2021-03-25 20:06:34,113 INFO L132 encePairwiseOnDemand]: 45/59 looper letters, 182 selfloop transitions, 146 changer transitions 27/369 dead transitions. [2021-03-25 20:06:34,113 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 369 transitions, 6363 flow [2021-03-25 20:06:34,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-25 20:06:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-03-25 20:06:34,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 902 transitions. [2021-03-25 20:06:34,116 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6115254237288136 [2021-03-25 20:06:34,116 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 902 transitions. [2021-03-25 20:06:34,116 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 902 transitions. [2021-03-25 20:06:34,117 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:34,117 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 902 transitions. [2021-03-25 20:06:34,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 36.08) internal successors, (902), 25 states have internal predecessors, (902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:34,121 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 59.0) internal successors, (1534), 26 states have internal predecessors, (1534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:34,121 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 59.0) internal successors, (1534), 26 states have internal predecessors, (1534), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:34,121 INFO L185 Difference]: Start difference. First operand has 96 places, 124 transitions, 1898 flow. Second operand 25 states and 902 transitions. [2021-03-25 20:06:34,121 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 369 transitions, 6363 flow [2021-03-25 20:06:34,218 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 369 transitions, 6281 flow, removed 22 selfloop flow, removed 1 redundant places. [2021-03-25 20:06:34,223 INFO L241 Difference]: Finished difference. Result has 131 places, 214 transitions, 3820 flow [2021-03-25 20:06:34,224 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=59, PETRI_DIFFERENCE_MINUEND_FLOW=1869, PETRI_DIFFERENCE_MINUEND_PLACES=95, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=124, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=60, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=3820, PETRI_PLACES=131, PETRI_TRANSITIONS=214} [2021-03-25 20:06:34,224 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 94 predicate places. [2021-03-25 20:06:34,224 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:34,224 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 214 transitions, 3820 flow [2021-03-25 20:06:34,224 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 214 transitions, 3820 flow [2021-03-25 20:06:34,226 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 127 places, 214 transitions, 3820 flow [2021-03-25 20:06:34,387 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][25], [Black: 227#(and (= i 0) (<= min (select A 0))), 4#thread5EXITtrue, Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 13#thread1EXITtrue, 14#L62-1true, 32#thread3EXITtrue, 34#L83true, 567#(and v_assert (<= min max)), Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 505#(<= min max), Black: 553#(and (= min max) (= i 0) (<= (select A 0) max)), Black: 555#(and v_assert (= min max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 571#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 573#(and (<= min max) (= i 0)), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 461#(= l k), Black: 462#(<= (+ k 1) N), Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 349#(and (= j l) (<= N l)), Black: 79#(= min max), 97#true, 353#true, Black: 355#(and (= k i) (= l i)), Black: 359#(and (= k i) (= l i) (<= N i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:34,388 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:06:34,388 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:34,388 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:34,388 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:34,391 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([131] thread4EXIT-->L87: Formula: (and (= v_thread4Thread1of1ForFork3_thidvar0_4 4) (= v_thread4Thread1of1ForFork3_thidvar3_4 4) (= v_thread4Thread1of1ForFork3_thidvar1_4 4) (= v_thread4Thread1of1ForFork3_thidvar2_4 4)) InVars {thread4Thread1of1ForFork3_thidvar1=v_thread4Thread1of1ForFork3_thidvar1_4, thread4Thread1of1ForFork3_thidvar0=v_thread4Thread1of1ForFork3_thidvar0_4, thread4Thread1of1ForFork3_thidvar3=v_thread4Thread1of1ForFork3_thidvar3_4, thread4Thread1of1ForFork3_thidvar2=v_thread4Thread1of1ForFork3_thidvar2_4} OutVars{thread4Thread1of1ForFork3_thidvar1=v_thread4Thread1of1ForFork3_thidvar1_4, thread4Thread1of1ForFork3_thidvar0=v_thread4Thread1of1ForFork3_thidvar0_4, thread4Thread1of1ForFork3_thidvar3=v_thread4Thread1of1ForFork3_thidvar3_4, thread4Thread1of1ForFork3_thidvar2=v_thread4Thread1of1ForFork3_thidvar2_4} AuxVars[] AssignedVars[][11], [Black: 227#(and (= i 0) (<= min (select A 0))), 4#thread5EXITtrue, Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 23#L87true, 567#(and v_assert (<= min max)), Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 505#(<= min max), Black: 553#(and (= min max) (= i 0) (<= (select A 0) max)), Black: 555#(and v_assert (= min max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 571#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 573#(and (<= min max) (= i 0)), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 461#(= l k), Black: 462#(<= (+ k 1) N), Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 347#(<= N l), Black: 82#(and (= min max) (= max (select A 0))), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 349#(and (= j l) (<= N l)), Black: 79#(= min max), 97#true, 357#(<= N l), Black: 355#(and (= k i) (= l i)), Black: 359#(and (= k i) (= l i) (<= N i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 215#(and v_assert (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:34,391 INFO L384 tUnfolder$Statistics]: this new event has 22 ancestors and is not cut-off event [2021-03-25 20:06:34,391 INFO L387 tUnfolder$Statistics]: existing Event has 22 ancestors and is not cut-off event [2021-03-25 20:06:34,391 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 20:06:34,391 INFO L387 tUnfolder$Statistics]: existing Event has 23 ancestors and is not cut-off event [2021-03-25 20:06:34,392 INFO L129 PetriNetUnfolder]: 1306/2137 cut-off events. [2021-03-25 20:06:34,393 INFO L130 PetriNetUnfolder]: For 48536/49297 co-relation queries the response was YES. [2021-03-25 20:06:34,407 INFO L84 FinitePrefix]: Finished finitePrefix Result has 20004 conditions, 2137 events. 1306/2137 cut-off events. For 48536/49297 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 12323 event pairs, 198 based on Foata normal form. 24/1924 useless extension candidates. Maximal degree in co-relation 19785. Up to 1262 conditions per place. [2021-03-25 20:06:34,426 INFO L142 LiptonReduction]: Number of co-enabled transitions 1656 [2021-03-25 20:06:34,531 INFO L154 LiptonReduction]: Checked pairs total: 91 [2021-03-25 20:06:34,531 INFO L156 LiptonReduction]: Total number of compositions: 3 [2021-03-25 20:06:34,531 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 307 [2021-03-25 20:06:34,532 INFO L480 AbstractCegarLoop]: Abstraction has has 127 places, 214 transitions, 3838 flow [2021-03-25 20:06:34,532 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 31.6) internal successors, (316), 10 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:34,532 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:34,532 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:34,747 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:34,748 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:34,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:34,748 INFO L82 PathProgramCache]: Analyzing trace with hash -420414061, now seen corresponding path program 1 times [2021-03-25 20:06:34,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:34,748 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26270366] [2021-03-25 20:06:34,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:34,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:34,818 INFO L142 QuantifierPusher]: treesize reduction 24, result has 76.0 percent of original size [2021-03-25 20:06:34,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-03-25 20:06:34,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 20:06:34,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:34,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:34,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:34,884 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:06:34,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26270366] [2021-03-25 20:06:34,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1387764890] [2021-03-25 20:06:34,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:34,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-25 20:06:34,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:34,929 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,929 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,930 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:34,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:34,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:34,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:34,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-03-25 20:06:34,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:34,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:34,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 20:06:34,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:34,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:34,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 20:06:34,966 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.2 percent of original size [2021-03-25 20:06:34,967 INFO L725 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-03-25 20:06:34,970 INFO L732 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:34,971 INFO L142 QuantifierPusher]: treesize reduction 5, result has 84.8 percent of original size [2021-03-25 20:06:34,974 INFO L147 QuantifierPusher]: treesize reduction 6, result has 45.5 percent of original size 5 [2021-03-25 20:06:34,975 INFO L147 QuantifierPusher]: treesize reduction 6, result has 66.7 percent of original size 12 [2021-03-25 20:06:34,976 INFO L142 QuantifierPusher]: treesize reduction 6, result has 66.7 percent of original size [2021-03-25 20:06:34,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:34,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:34,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:34,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:34,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:34,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:34,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:34,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:34,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:34,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:34,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:35,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-25 20:06:35,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,005 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:35,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:35,006 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:35,008 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,009 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:35,009 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:11 [2021-03-25 20:06:35,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:35,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:35,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:06:35,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:35,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:35,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:06:35,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:35,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:35,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:06:35,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2021-03-25 20:06:35,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,023 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:35,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,024 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:35,025 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:5 [2021-03-25 20:06:35,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:35,029 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:35,030 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:35,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,031 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:35,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:35,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-25 20:06:35,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,036 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:35,038 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,038 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:35,039 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-03-25 20:06:35,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,043 INFO L142 QuantifierPusher]: treesize reduction 23, result has 17.9 percent of original size [2021-03-25 20:06:35,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:35,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:35,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:35,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 20:06:35,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:35,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:35,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:06:35,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:35,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-03-25 20:06:35,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15707840] [2021-03-25 20:06:35,070 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 20:06:35,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:35,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 20:06:35,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-03-25 20:06:35,070 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 27 out of 62 [2021-03-25 20:06:35,071 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 214 transitions, 3838 flow. Second operand has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:35,071 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:35,071 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 27 of 62 [2021-03-25 20:06:35,071 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:36,389 INFO L129 PetriNetUnfolder]: 7078/9941 cut-off events. [2021-03-25 20:06:36,390 INFO L130 PetriNetUnfolder]: For 234605/238406 co-relation queries the response was YES. [2021-03-25 20:06:36,442 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89113 conditions, 9941 events. 7078/9941 cut-off events. For 234605/238406 co-relation queries the response was YES. Maximal size of possible extension queue 788. Compared 55889 event pairs, 972 based on Foata normal form. 165/9907 useless extension candidates. Maximal degree in co-relation 88492. Up to 4598 conditions per place. [2021-03-25 20:06:36,467 INFO L132 encePairwiseOnDemand]: 48/62 looper letters, 106 selfloop transitions, 34 changer transitions 241/393 dead transitions. [2021-03-25 20:06:36,467 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 137 places, 393 transitions, 7750 flow [2021-03-25 20:06:36,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 20:06:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 20:06:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 386 transitions. [2021-03-25 20:06:36,469 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5659824046920822 [2021-03-25 20:06:36,469 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 386 transitions. [2021-03-25 20:06:36,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 386 transitions. [2021-03-25 20:06:36,469 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:36,470 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 386 transitions. [2021-03-25 20:06:36,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 35.09090909090909) internal successors, (386), 11 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:36,471 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 62.0) internal successors, (744), 12 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:36,472 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 62.0) internal successors, (744), 12 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:36,472 INFO L185 Difference]: Start difference. First operand has 127 places, 214 transitions, 3838 flow. Second operand 11 states and 386 transitions. [2021-03-25 20:06:36,472 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 137 places, 393 transitions, 7750 flow [2021-03-25 20:06:36,986 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 393 transitions, 6976 flow, removed 304 selfloop flow, removed 6 redundant places. [2021-03-25 20:06:36,991 INFO L241 Difference]: Finished difference. Result has 136 places, 129 transitions, 2159 flow [2021-03-25 20:06:36,991 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=62, PETRI_DIFFERENCE_MINUEND_FLOW=3356, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=214, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2159, PETRI_PLACES=136, PETRI_TRANSITIONS=129} [2021-03-25 20:06:36,991 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 99 predicate places. [2021-03-25 20:06:36,991 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:36,991 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 136 places, 129 transitions, 2159 flow [2021-03-25 20:06:36,991 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 136 places, 129 transitions, 2159 flow [2021-03-25 20:06:36,993 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 129 transitions, 2159 flow [2021-03-25 20:06:37,113 INFO L129 PetriNetUnfolder]: 838/1447 cut-off events. [2021-03-25 20:06:37,114 INFO L130 PetriNetUnfolder]: For 34318/34954 co-relation queries the response was YES. [2021-03-25 20:06:37,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13387 conditions, 1447 events. 838/1447 cut-off events. For 34318/34954 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 8062 event pairs, 129 based on Foata normal form. 45/1357 useless extension candidates. Maximal degree in co-relation 13312. Up to 783 conditions per place. [2021-03-25 20:06:37,142 INFO L142 LiptonReduction]: Number of co-enabled transitions 926 [2021-03-25 20:06:37,170 INFO L154 LiptonReduction]: Checked pairs total: 40 [2021-03-25 20:06:37,170 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 20:06:37,170 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 179 [2021-03-25 20:06:37,171 INFO L480 AbstractCegarLoop]: Abstraction has has 119 places, 129 transitions, 2161 flow [2021-03-25 20:06:37,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 28.4) internal successors, (284), 10 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:37,171 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:37,171 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:37,383 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-25 20:06:37,384 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:37,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:37,384 INFO L82 PathProgramCache]: Analyzing trace with hash 677529734, now seen corresponding path program 1 times [2021-03-25 20:06:37,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:37,384 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628607455] [2021-03-25 20:06:37,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:37,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:37,446 INFO L142 QuantifierPusher]: treesize reduction 24, result has 71.1 percent of original size [2021-03-25 20:06:37,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-03-25 20:06:37,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-03-25 20:06:37,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:37,510 INFO L142 QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size [2021-03-25 20:06:37,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-03-25 20:06:37,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:37,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628607455] [2021-03-25 20:06:37,549 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [441969954] [2021-03-25 20:06:37,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:37,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 18 conjunts are in the unsatisfiable core [2021-03-25 20:06:37,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:37,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:37,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 20:06:37,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-03-25 20:06:37,620 INFO L142 QuantifierPusher]: treesize reduction 1, result has 97.4 percent of original size [2021-03-25 20:06:37,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 20:06:37,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-03-25 20:06:37,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:37,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:06:37,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:37,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:06:37,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:37,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-03-25 20:06:37,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-25 20:06:37,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:37,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:37,641 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:37,646 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,647 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:37,647 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:22, output treesize:14 [2021-03-25 20:06:37,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 20:06:37,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 20:06:37,661 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:37,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 20:06:37,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2021-03-25 20:06:37,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:37,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:37,668 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:37,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,671 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:37,671 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:21, output treesize:9 [2021-03-25 20:06:37,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:37,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:37,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:37,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:37,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:37,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:37,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:37,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-25 20:06:37,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,713 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:37,715 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,715 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:37,715 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-03-25 20:06:37,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,720 INFO L142 QuantifierPusher]: treesize reduction 23, result has 17.9 percent of original size [2021-03-25 20:06:37,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:37,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:37,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:37,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 20:06:37,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:37,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:37,742 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-25 20:06:37,742 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:37,742 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 10 [2021-03-25 20:06:37,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963200055] [2021-03-25 20:06:37,742 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-25 20:06:37,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:37,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-25 20:06:37,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-03-25 20:06:37,743 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 24 out of 63 [2021-03-25 20:06:37,745 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 119 places, 129 transitions, 2161 flow. Second operand has 12 states, 12 states have (on average 25.416666666666668) internal successors, (305), 12 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:37,745 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:37,745 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 24 of 63 [2021-03-25 20:06:37,745 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:38,429 INFO L129 PetriNetUnfolder]: 3931/5483 cut-off events. [2021-03-25 20:06:38,429 INFO L130 PetriNetUnfolder]: For 119362/119774 co-relation queries the response was YES. [2021-03-25 20:06:38,454 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48296 conditions, 5483 events. 3931/5483 cut-off events. For 119362/119774 co-relation queries the response was YES. Maximal size of possible extension queue 378. Compared 26867 event pairs, 857 based on Foata normal form. 66/5541 useless extension candidates. Maximal degree in co-relation 48205. Up to 3303 conditions per place. [2021-03-25 20:06:38,470 INFO L132 encePairwiseOnDemand]: 53/63 looper letters, 121 selfloop transitions, 25 changer transitions 103/260 dead transitions. [2021-03-25 20:06:38,470 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 260 transitions, 4838 flow [2021-03-25 20:06:38,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-25 20:06:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-03-25 20:06:38,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 410 transitions. [2021-03-25 20:06:38,472 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5006105006105006 [2021-03-25 20:06:38,472 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 410 transitions. [2021-03-25 20:06:38,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 410 transitions. [2021-03-25 20:06:38,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:38,472 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 410 transitions. [2021-03-25 20:06:38,473 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 31.53846153846154) internal successors, (410), 13 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:38,474 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 63.0) internal successors, (882), 14 states have internal predecessors, (882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:38,475 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 63.0) internal successors, (882), 14 states have internal predecessors, (882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:38,475 INFO L185 Difference]: Start difference. First operand has 119 places, 129 transitions, 2161 flow. Second operand 13 states and 410 transitions. [2021-03-25 20:06:38,475 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 260 transitions, 4838 flow [2021-03-25 20:06:38,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 260 transitions, 4402 flow, removed 188 selfloop flow, removed 14 redundant places. [2021-03-25 20:06:38,623 INFO L241 Difference]: Finished difference. Result has 127 places, 127 transitions, 2066 flow [2021-03-25 20:06:38,623 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=1908, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=129, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2066, PETRI_PLACES=127, PETRI_TRANSITIONS=127} [2021-03-25 20:06:38,623 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 90 predicate places. [2021-03-25 20:06:38,623 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:38,623 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 127 places, 127 transitions, 2066 flow [2021-03-25 20:06:38,624 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 127 places, 127 transitions, 2066 flow [2021-03-25 20:06:38,624 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 127 transitions, 2066 flow [2021-03-25 20:06:38,710 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][25], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 122#(<= min (select A 0)), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, Black: 767#(and v_assert (<= min max)), 13#thread1EXITtrue, 14#L62-1true, 32#thread3EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 692#(<= min max), Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 97#true, 353#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:38,711 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:38,711 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:38,711 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:38,711 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:38,714 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][25], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 122#(<= min (select A 0)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 191#(and (= i 0) (<= j i)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, Black: 767#(and v_assert (<= min max)), 13#thread1EXITtrue, 14#L62-1true, 32#thread3EXITtrue, 34#L83true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 684#true, Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 97#true, 353#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:38,714 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:06:38,714 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:38,714 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:38,714 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:38,716 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][25], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 191#(and (= i 0) (<= j i)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, Black: 767#(and v_assert (<= min max)), 13#thread1EXITtrue, 14#L62-1true, 32#thread3EXITtrue, 34#L83true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 692#(<= min max), Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 353#true, 97#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:38,716 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:06:38,716 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:38,716 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:38,716 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:38,720 INFO L129 PetriNetUnfolder]: 821/1404 cut-off events. [2021-03-25 20:06:38,720 INFO L130 PetriNetUnfolder]: For 32358/32990 co-relation queries the response was YES. [2021-03-25 20:06:38,726 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12615 conditions, 1404 events. 821/1404 cut-off events. For 32358/32990 co-relation queries the response was YES. Maximal size of possible extension queue 128. Compared 7653 event pairs, 119 based on Foata normal form. 27/1275 useless extension candidates. Maximal degree in co-relation 12546. Up to 774 conditions per place. [2021-03-25 20:06:38,740 INFO L142 LiptonReduction]: Number of co-enabled transitions 854 [2021-03-25 20:06:38,745 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:38,745 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:38,745 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 122 [2021-03-25 20:06:38,745 INFO L480 AbstractCegarLoop]: Abstraction has has 117 places, 127 transitions, 2066 flow [2021-03-25 20:06:38,746 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 25.416666666666668) internal successors, (305), 12 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:38,746 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:38,746 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:38,967 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-25 20:06:38,967 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:38,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:38,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1356081247, now seen corresponding path program 1 times [2021-03-25 20:06:38,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:38,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714168865] [2021-03-25 20:06:38,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:38,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:38,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:38,992 INFO L142 QuantifierPusher]: treesize reduction 10, result has 71.4 percent of original size [2021-03-25 20:06:38,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-03-25 20:06:39,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,008 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:39,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714168865] [2021-03-25 20:06:39,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970004334] [2021-03-25 20:06:39,020 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 [2021-03-25 20:06:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:39,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-25 20:06:39,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:39,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:39,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:39,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:39,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:39,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:39,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:39,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:39,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-25 20:06:39,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:39,097 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:39,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:39,101 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:11 [2021-03-25 20:06:39,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:39,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:06:39,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:39,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:06:39,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:39,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-03-25 20:06:39,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2021-03-25 20:06:39,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,116 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:39,117 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:39,118 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:18, output treesize:5 [2021-03-25 20:06:39,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:39,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:39,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-03-25 20:06:39,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,132 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:39,134 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,134 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:39,135 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:3 [2021-03-25 20:06:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,136 INFO L142 QuantifierPusher]: treesize reduction 23, result has 17.9 percent of original size [2021-03-25 20:06:39,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:39,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:39,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:39,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-03-25 20:06:39,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:39,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:39,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:39,161 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:39,161 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 20:06:39,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842994217] [2021-03-25 20:06:39,161 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:06:39,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:39,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:06:39,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:06:39,162 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 63 [2021-03-25 20:06:39,162 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 127 transitions, 2066 flow. Second operand has 9 states, 9 states have (on average 31.444444444444443) internal successors, (283), 9 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:39,162 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:39,162 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 63 [2021-03-25 20:06:39,163 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:39,759 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][174], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), 10#L82true, Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), Black: 767#(and v_assert (<= min max)), 13#thread1EXITtrue, 14#L62-1true, 787#(<= min max), 32#thread3EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 684#true, Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 353#true, 97#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), 505#(<= min max), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:39,759 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,760 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,760 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:39,760 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][42], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 120#(= i 0), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 122#(<= min (select A 0)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 191#(and (= i 0) (<= j i)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, Black: 767#(and v_assert (<= min max)), 781#true, 13#thread1EXITtrue, 14#L62-1true, 32#thread3EXITtrue, 34#L83true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 684#true, Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 97#true, 353#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:39,776 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][42], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 122#(<= min (select A 0)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, Black: 767#(and v_assert (<= min max)), 781#true, 13#thread1EXITtrue, 14#L62-1true, 32#thread3EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 692#(<= min max), Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 97#true, 353#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:39,776 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:39,776 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:39,799 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][42], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 122#(<= min (select A 0)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 191#(and (= i 0) (<= j i)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, Black: 767#(and v_assert (<= min max)), 13#thread1EXITtrue, 781#true, 14#L62-1true, 32#thread3EXITtrue, 34#L83true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 692#(<= min max), Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 79#(= min max), 97#true, 353#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:39,799 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:06:39,799 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:39,799 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:39,799 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:39,815 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([131] thread4EXIT-->L87: Formula: (and (= v_thread4Thread1of1ForFork3_thidvar0_4 4) (= v_thread4Thread1of1ForFork3_thidvar3_4 4) (= v_thread4Thread1of1ForFork3_thidvar1_4 4) (= v_thread4Thread1of1ForFork3_thidvar2_4 4)) InVars {thread4Thread1of1ForFork3_thidvar1=v_thread4Thread1of1ForFork3_thidvar1_4, thread4Thread1of1ForFork3_thidvar0=v_thread4Thread1of1ForFork3_thidvar0_4, thread4Thread1of1ForFork3_thidvar3=v_thread4Thread1of1ForFork3_thidvar3_4, thread4Thread1of1ForFork3_thidvar2=v_thread4Thread1of1ForFork3_thidvar2_4} OutVars{thread4Thread1of1ForFork3_thidvar1=v_thread4Thread1of1ForFork3_thidvar1_4, thread4Thread1of1ForFork3_thidvar0=v_thread4Thread1of1ForFork3_thidvar0_4, thread4Thread1of1ForFork3_thidvar3=v_thread4Thread1of1ForFork3_thidvar3_4, thread4Thread1of1ForFork3_thidvar2=v_thread4Thread1of1ForFork3_thidvar2_4} AuxVars[] AssignedVars[][257], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 769#(and v_assert (<= min max) (= i 0) (<= (select A 0) max)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 763#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 765#(and v_assert (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 122#(<= min (select A 0)), Black: 734#(and (= min (select A 0)) (= i 0) (<= (select A 0) max)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 191#(and (= i 0) (<= j i)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), Black: 767#(and v_assert (<= min max)), 787#(<= min max), 23#L87true, 33#thread5ENTRYtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 684#true, Black: 60#(not b1), Black: 563#(and (<= min max) (= i 0) (<= (select A 0) max)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 79#(= min max), 97#true, 357#(<= N l), Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), 505#(<= min max), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:39,815 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is not cut-off event [2021-03-25 20:06:39,815 INFO L387 tUnfolder$Statistics]: existing Event has 22 ancestors and is not cut-off event [2021-03-25 20:06:39,815 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is not cut-off event [2021-03-25 20:06:39,815 INFO L387 tUnfolder$Statistics]: existing Event has 22 ancestors and is not cut-off event [2021-03-25 20:06:39,821 INFO L129 PetriNetUnfolder]: 3490/5366 cut-off events. [2021-03-25 20:06:39,821 INFO L130 PetriNetUnfolder]: For 111581/112520 co-relation queries the response was YES. [2021-03-25 20:06:39,843 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45867 conditions, 5366 events. 3490/5366 cut-off events. For 111581/112520 co-relation queries the response was YES. Maximal size of possible extension queue 443. Compared 32157 event pairs, 493 based on Foata normal form. 96/5150 useless extension candidates. Maximal degree in co-relation 45781. Up to 2319 conditions per place. [2021-03-25 20:06:39,858 INFO L132 encePairwiseOnDemand]: 53/63 looper letters, 114 selfloop transitions, 45 changer transitions 89/261 dead transitions. [2021-03-25 20:06:39,859 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 127 places, 261 transitions, 4742 flow [2021-03-25 20:06:39,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 20:06:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 20:06:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 401 transitions. [2021-03-25 20:06:39,861 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5786435786435786 [2021-03-25 20:06:39,861 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 401 transitions. [2021-03-25 20:06:39,861 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 401 transitions. [2021-03-25 20:06:39,861 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:39,861 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 401 transitions. [2021-03-25 20:06:39,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 36.45454545454545) internal successors, (401), 11 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:39,863 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 63.0) internal successors, (756), 12 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:39,863 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 63.0) internal successors, (756), 12 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:39,863 INFO L185 Difference]: Start difference. First operand has 117 places, 127 transitions, 2066 flow. Second operand 11 states and 401 transitions. [2021-03-25 20:06:39,863 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 127 places, 261 transitions, 4742 flow [2021-03-25 20:06:39,994 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 261 transitions, 4513 flow, removed 108 selfloop flow, removed 8 redundant places. [2021-03-25 20:06:39,997 INFO L241 Difference]: Finished difference. Result has 125 places, 142 transitions, 2400 flow [2021-03-25 20:06:39,997 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=1955, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2400, PETRI_PLACES=125, PETRI_TRANSITIONS=142} [2021-03-25 20:06:39,997 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 88 predicate places. [2021-03-25 20:06:39,997 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:39,997 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 125 places, 142 transitions, 2400 flow [2021-03-25 20:06:39,998 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 125 places, 142 transitions, 2400 flow [2021-03-25 20:06:39,999 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 121 places, 142 transitions, 2400 flow [2021-03-25 20:06:40,105 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][33], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, 13#thread1EXITtrue, 781#true, 14#L62-1true, 32#thread3EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 692#(<= min max), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), Black: 787#(<= min max), 97#true, 353#true, Black: 857#(and (<= min max) (<= min (select A 0))), Black: 859#(and v_assert (<= min max) (<= min (select A 0))), Black: 861#(and v_assert (<= min max)), Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:40,106 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:40,106 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:40,106 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:40,106 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:40,115 INFO L129 PetriNetUnfolder]: 960/1661 cut-off events. [2021-03-25 20:06:40,115 INFO L130 PetriNetUnfolder]: For 39566/40225 co-relation queries the response was YES. [2021-03-25 20:06:40,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14812 conditions, 1661 events. 960/1661 cut-off events. For 39566/40225 co-relation queries the response was YES. Maximal size of possible extension queue 151. Compared 9470 event pairs, 159 based on Foata normal form. 37/1512 useless extension candidates. Maximal degree in co-relation 14728. Up to 895 conditions per place. [2021-03-25 20:06:40,137 INFO L142 LiptonReduction]: Number of co-enabled transitions 982 [2021-03-25 20:06:40,141 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:40,141 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:40,141 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 144 [2021-03-25 20:06:40,142 INFO L480 AbstractCegarLoop]: Abstraction has has 121 places, 142 transitions, 2400 flow [2021-03-25 20:06:40,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 31.444444444444443) internal successors, (283), 9 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:40,142 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:40,142 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:40,355 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-25 20:06:40,356 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:40,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:40,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1529840629, now seen corresponding path program 2 times [2021-03-25 20:06:40,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:40,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926803704] [2021-03-25 20:06:40,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:40,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,395 INFO L142 QuantifierPusher]: treesize reduction 14, result has 56.3 percent of original size [2021-03-25 20:06:40,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:40,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-25 20:06:40,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926803704] [2021-03-25 20:06:40,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504325010] [2021-03-25 20:06:40,417 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:40,461 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:06:40,461 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:06:40,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-25 20:06:40,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:40,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:40,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:40,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:40,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:40,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:40,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:40,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:40,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:40,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:40,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:40,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:40,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:40,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:40,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:40,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-25 20:06:40,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,504 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:40,505 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,506 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:40,506 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2021-03-25 20:06:40,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:40,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:40,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:40,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:40,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:40,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:40,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:40,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-25 20:06:40,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,526 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:40,527 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,528 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:40,528 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-25 20:06:40,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,532 INFO L142 QuantifierPusher]: treesize reduction 23, result has 23.3 percent of original size [2021-03-25 20:06:40,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:40,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:40,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:40,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:40,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:40,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-25 20:06:40,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:40,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-25 20:06:40,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565413565] [2021-03-25 20:06:40,561 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-25 20:06:40,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:40,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-25 20:06:40,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-25 20:06:40,562 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 33 out of 63 [2021-03-25 20:06:40,562 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 142 transitions, 2400 flow. Second operand has 8 states, 8 states have (on average 34.5) internal successors, (276), 8 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:40,562 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:40,562 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 33 of 63 [2021-03-25 20:06:40,562 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:40,986 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][129], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), 10#L82true, 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 781#true, 13#thread1EXITtrue, 14#L62-1true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 353#true, 97#true, Black: 787#(<= min max), Black: 857#(and (<= min max) (<= min (select A 0))), Black: 859#(and v_assert (<= min max) (<= min (select A 0))), Black: 861#(and v_assert (<= min max)), Black: 355#(and (= k i) (= l i)), 874#(<= min (+ max 1)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), 505#(<= min max), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:40,986 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is cut-off event [2021-03-25 20:06:40,986 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:40,987 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:40,987 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is cut-off event [2021-03-25 20:06:41,093 INFO L129 PetriNetUnfolder]: 2870/4687 cut-off events. [2021-03-25 20:06:41,094 INFO L130 PetriNetUnfolder]: For 100045/101782 co-relation queries the response was YES. [2021-03-25 20:06:41,120 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40984 conditions, 4687 events. 2870/4687 cut-off events. For 100045/101782 co-relation queries the response was YES. Maximal size of possible extension queue 417. Compared 30369 event pairs, 435 based on Foata normal form. 123/4410 useless extension candidates. Maximal degree in co-relation 40889. Up to 2250 conditions per place. [2021-03-25 20:06:41,135 INFO L132 encePairwiseOnDemand]: 53/63 looper letters, 113 selfloop transitions, 56 changer transitions 103/286 dead transitions. [2021-03-25 20:06:41,135 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 286 transitions, 5468 flow [2021-03-25 20:06:41,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-25 20:06:41,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-03-25 20:06:41,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 391 transitions. [2021-03-25 20:06:41,136 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6206349206349207 [2021-03-25 20:06:41,136 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 391 transitions. [2021-03-25 20:06:41,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 391 transitions. [2021-03-25 20:06:41,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:41,136 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 391 transitions. [2021-03-25 20:06:41,137 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 39.1) internal successors, (391), 10 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:41,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 63.0) internal successors, (693), 11 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:41,137 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 63.0) internal successors, (693), 11 states have internal predecessors, (693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:41,138 INFO L185 Difference]: Start difference. First operand has 121 places, 142 transitions, 2400 flow. Second operand 10 states and 391 transitions. [2021-03-25 20:06:41,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 286 transitions, 5468 flow [2021-03-25 20:06:41,216 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 124 places, 286 transitions, 5369 flow, removed 42 selfloop flow, removed 6 redundant places. [2021-03-25 20:06:41,219 INFO L241 Difference]: Finished difference. Result has 130 places, 144 transitions, 2646 flow [2021-03-25 20:06:41,219 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=2357, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=142, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=47, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=2646, PETRI_PLACES=130, PETRI_TRANSITIONS=144} [2021-03-25 20:06:41,219 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 93 predicate places. [2021-03-25 20:06:41,219 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:41,220 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 130 places, 144 transitions, 2646 flow [2021-03-25 20:06:41,220 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 130 places, 144 transitions, 2646 flow [2021-03-25 20:06:41,221 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 130 places, 144 transitions, 2646 flow [2021-03-25 20:06:41,353 INFO L129 PetriNetUnfolder]: 1031/1831 cut-off events. [2021-03-25 20:06:41,353 INFO L130 PetriNetUnfolder]: For 48483/49277 co-relation queries the response was YES. [2021-03-25 20:06:41,365 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17305 conditions, 1831 events. 1031/1831 cut-off events. For 48483/49277 co-relation queries the response was YES. Maximal size of possible extension queue 170. Compared 10974 event pairs, 160 based on Foata normal form. 47/1702 useless extension candidates. Maximal degree in co-relation 17015. Up to 954 conditions per place. [2021-03-25 20:06:41,384 INFO L142 LiptonReduction]: Number of co-enabled transitions 990 [2021-03-25 20:06:41,389 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:41,389 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:41,389 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 170 [2021-03-25 20:06:41,389 INFO L480 AbstractCegarLoop]: Abstraction has has 130 places, 144 transitions, 2646 flow [2021-03-25 20:06:41,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 34.5) internal successors, (276), 8 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:41,390 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:41,390 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-03-25 20:06:41,590 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:41,590 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:41,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:41,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1975650178, now seen corresponding path program 2 times [2021-03-25 20:06:41,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:41,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635349742] [2021-03-25 20:06:41,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:41,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,639 INFO L142 QuantifierPusher]: treesize reduction 28, result has 68.5 percent of original size [2021-03-25 20:06:41,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-03-25 20:06:41,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-03-25 20:06:41,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:41,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635349742] [2021-03-25 20:06:41,686 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555979012] [2021-03-25 20:06:41,686 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:41,717 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:06:41,717 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:06:41,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-25 20:06:41,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:41,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:41,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:41,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:41,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:41,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:41,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:41,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 20:06:41,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-03-25 20:06:41,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-03-25 20:06:41,751 INFO L142 QuantifierPusher]: treesize reduction 17, result has 48.5 percent of original size [2021-03-25 20:06:41,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:41,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:41,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:41,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:41,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:41,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:41,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:41,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-03-25 20:06:41,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:41,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:41,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-03-25 20:06:41,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-03-25 20:06:41,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2021-03-25 20:06:41,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,769 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:41,770 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,771 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:41,771 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:16, output treesize:7 [2021-03-25 20:06:41,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:41,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:41,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:41,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-03-25 20:06:41,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-03-25 20:06:41,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-03-25 20:06:41,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,780 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,780 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-25 20:06:41,782 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,782 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-25 20:06:41,782 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:5 [2021-03-25 20:06:41,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,783 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,785 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,785 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,788 INFO L142 QuantifierPusher]: treesize reduction 23, result has 23.3 percent of original size [2021-03-25 20:06:41,789 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:41,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:41,790 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:41,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:41,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,792 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,811 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:41,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:41,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:41,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-25 20:06:41,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114481949] [2021-03-25 20:06:41,813 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:06:41,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:41,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:06:41,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:06:41,814 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 30 out of 63 [2021-03-25 20:06:41,814 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 144 transitions, 2646 flow. Second operand has 9 states, 9 states have (on average 31.444444444444443) internal successors, (283), 9 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:41,814 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:41,814 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 30 of 63 [2021-03-25 20:06:41,814 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:42,435 INFO L129 PetriNetUnfolder]: 3211/5135 cut-off events. [2021-03-25 20:06:42,436 INFO L130 PetriNetUnfolder]: For 123454/123865 co-relation queries the response was YES. [2021-03-25 20:06:42,464 INFO L84 FinitePrefix]: Finished finitePrefix Result has 48363 conditions, 5135 events. 3211/5135 cut-off events. For 123454/123865 co-relation queries the response was YES. Maximal size of possible extension queue 423. Compared 32190 event pairs, 313 based on Foata normal form. 84/4926 useless extension candidates. Maximal degree in co-relation 47730. Up to 2482 conditions per place. [2021-03-25 20:06:42,479 INFO L132 encePairwiseOnDemand]: 52/63 looper letters, 128 selfloop transitions, 44 changer transitions 157/342 dead transitions. [2021-03-25 20:06:42,479 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 140 places, 342 transitions, 7160 flow [2021-03-25 20:06:42,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-25 20:06:42,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-03-25 20:06:42,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 405 transitions. [2021-03-25 20:06:42,480 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5844155844155844 [2021-03-25 20:06:42,480 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 405 transitions. [2021-03-25 20:06:42,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 405 transitions. [2021-03-25 20:06:42,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:42,480 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 405 transitions. [2021-03-25 20:06:42,481 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 36.81818181818182) internal successors, (405), 11 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:42,481 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 63.0) internal successors, (756), 12 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:42,481 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 63.0) internal successors, (756), 12 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:42,481 INFO L185 Difference]: Start difference. First operand has 130 places, 144 transitions, 2646 flow. Second operand 11 states and 405 transitions. [2021-03-25 20:06:42,481 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 140 places, 342 transitions, 7160 flow [2021-03-25 20:06:42,583 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 342 transitions, 7010 flow, removed 75 selfloop flow, removed 1 redundant places. [2021-03-25 20:06:42,587 INFO L241 Difference]: Finished difference. Result has 146 places, 148 transitions, 2772 flow [2021-03-25 20:06:42,587 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=2588, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=144, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=2772, PETRI_PLACES=146, PETRI_TRANSITIONS=148} [2021-03-25 20:06:42,587 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 109 predicate places. [2021-03-25 20:06:42,587 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:42,587 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 148 transitions, 2772 flow [2021-03-25 20:06:42,587 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 146 places, 148 transitions, 2772 flow [2021-03-25 20:06:42,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 137 places, 148 transitions, 2772 flow [2021-03-25 20:06:42,716 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][38], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, 781#true, 14#L62-1true, Black: 961#(<= (select A 0) (+ max 1)), Black: 962#(<= min (+ max 1)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1034#(and (<= (select A 0) (+ max 1)) (<= min (+ max 1))), Black: 1036#(and v_assert (<= (select A 0) (+ max 1)) (<= min (+ max 1))), Black: 1038#(and v_assert (<= min (+ max 1))), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), 32#thread3EXITtrue, 34#L83true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 944#(and (<= min (+ (select A 0) 1)) (<= min (+ max 1))), Black: 946#(and v_assert (<= min (+ (select A 0) 1)) (<= min (+ max 1))), Black: 948#(and v_assert (<= min (+ max 1))), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), Black: 874#(<= min (+ max 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:42,716 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:06:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:42,720 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][38], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 692#(<= min max), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), Black: 686#(and (= k 0) (= l k) (= i 0) (= j 0)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, 781#true, 13#thread1EXITtrue, 14#L62-1true, Black: 961#(<= (select A 0) (+ max 1)), Black: 962#(<= min (+ max 1)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1034#(and (<= (select A 0) (+ max 1)) (<= min (+ max 1))), Black: 1036#(and v_assert (<= (select A 0) (+ max 1)) (<= min (+ max 1))), Black: 1038#(and v_assert (<= min (+ max 1))), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), 32#thread3EXITtrue, 34#L83true, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 944#(and (<= min (+ (select A 0) 1)) (<= min (+ max 1))), Black: 946#(and v_assert (<= min (+ (select A 0) 1)) (<= min (+ max 1))), Black: 948#(and v_assert (<= min (+ max 1))), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), Black: 874#(<= min (+ max 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:42,720 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:06:42,720 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:42,720 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:42,720 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:42,728 INFO L129 PetriNetUnfolder]: 1023/1778 cut-off events. [2021-03-25 20:06:42,728 INFO L130 PetriNetUnfolder]: For 53841/54649 co-relation queries the response was YES. [2021-03-25 20:06:42,740 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17976 conditions, 1778 events. 1023/1778 cut-off events. For 53841/54649 co-relation queries the response was YES. Maximal size of possible extension queue 152. Compared 10226 event pairs, 142 based on Foata normal form. 30/1618 useless extension candidates. Maximal degree in co-relation 17856. Up to 956 conditions per place. [2021-03-25 20:06:42,757 INFO L142 LiptonReduction]: Number of co-enabled transitions 1004 [2021-03-25 20:06:42,762 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:42,762 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:42,762 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 175 [2021-03-25 20:06:42,762 INFO L480 AbstractCegarLoop]: Abstraction has has 137 places, 148 transitions, 2772 flow [2021-03-25 20:06:42,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 31.444444444444443) internal successors, (283), 9 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:42,762 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:42,762 INFO L263 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, 1] [2021-03-25 20:06:42,963 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:42,964 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:42,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:42,964 INFO L82 PathProgramCache]: Analyzing trace with hash -1317736563, now seen corresponding path program 3 times [2021-03-25 20:06:42,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:42,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761793229] [2021-03-25 20:06:42,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:42,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:42,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:42,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:42,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:42,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:42,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:42,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:42,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:42,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:42,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:42,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761793229] [2021-03-25 20:06:42,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596614977] [2021-03-25 20:06:42,993 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:43,047 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 20:06:43,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:06:43,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-25 20:06:43,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:43,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:43,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,070 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:43,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:43,071 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:43,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:43,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:43,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:43,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:43,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:43,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:43,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:43,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:43,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:43,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:43,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:43,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:43,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:43,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:43,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:43,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:43,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:43,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:43,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:43,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-03-25 20:06:43,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935041799] [2021-03-25 20:06:43,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-03-25 20:06:43,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:43,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-03-25 20:06:43,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-03-25 20:06:43,127 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 38 out of 63 [2021-03-25 20:06:43,128 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 148 transitions, 2772 flow. Second operand has 10 states, 10 states have (on average 40.0) internal successors, (400), 10 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:43,128 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:43,128 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 38 of 63 [2021-03-25 20:06:43,128 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:45,057 INFO L129 PetriNetUnfolder]: 10413/15232 cut-off events. [2021-03-25 20:06:45,057 INFO L130 PetriNetUnfolder]: For 409160/410164 co-relation queries the response was YES. [2021-03-25 20:06:45,151 INFO L84 FinitePrefix]: Finished finitePrefix Result has 135426 conditions, 15232 events. 10413/15232 cut-off events. For 409160/410164 co-relation queries the response was YES. Maximal size of possible extension queue 909. Compared 93349 event pairs, 340 based on Foata normal form. 1437/16456 useless extension candidates. Maximal degree in co-relation 135145. Up to 6177 conditions per place. [2021-03-25 20:06:45,220 INFO L132 encePairwiseOnDemand]: 56/63 looper letters, 347 selfloop transitions, 306 changer transitions 25/706 dead transitions. [2021-03-25 20:06:45,220 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 706 transitions, 13950 flow [2021-03-25 20:06:45,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-25 20:06:45,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-25 20:06:45,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 1166 transitions. [2021-03-25 20:06:45,222 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7118437118437119 [2021-03-25 20:06:45,222 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 1166 transitions. [2021-03-25 20:06:45,222 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 1166 transitions. [2021-03-25 20:06:45,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:45,222 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 1166 transitions. [2021-03-25 20:06:45,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 44.84615384615385) internal successors, (1166), 26 states have internal predecessors, (1166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:45,225 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 63.0) internal successors, (1701), 27 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:45,226 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 63.0) internal successors, (1701), 27 states have internal predecessors, (1701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:45,226 INFO L185 Difference]: Start difference. First operand has 137 places, 148 transitions, 2772 flow. Second operand 26 states and 1166 transitions. [2021-03-25 20:06:45,226 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 706 transitions, 13950 flow [2021-03-25 20:06:45,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 706 transitions, 13265 flow, removed 339 selfloop flow, removed 10 redundant places. [2021-03-25 20:06:45,801 INFO L241 Difference]: Finished difference. Result has 173 places, 447 transitions, 9503 flow [2021-03-25 20:06:45,801 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=2607, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=65, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=54, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=9503, PETRI_PLACES=173, PETRI_TRANSITIONS=447} [2021-03-25 20:06:45,801 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 136 predicate places. [2021-03-25 20:06:45,801 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:45,801 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 173 places, 447 transitions, 9503 flow [2021-03-25 20:06:45,801 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 173 places, 447 transitions, 9503 flow [2021-03-25 20:06:45,805 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 173 places, 447 transitions, 9503 flow [2021-03-25 20:06:46,425 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][153], [Black: 227#(and (= i 0) (<= min (select A 0))), 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 781#true, 14#L62-1true, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), 32#thread3EXITtrue, Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,425 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,425 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:46,425 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,425 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:46,453 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][268], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 10#L82true, Black: 191#(and (= i 0) (<= j i)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 13#thread1EXITtrue, 781#true, 14#L62-1true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), 21#L40-1true, Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), 370#true, Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,454 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,454 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,454 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:46,454 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2021-03-25 20:06:46,524 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][153], [Black: 227#(and (= i 0) (<= min (select A 0))), 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 781#true, 14#L62-1true, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), 32#thread3EXITtrue, Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,524 INFO L384 tUnfolder$Statistics]: this new event has 16 ancestors and is not cut-off event [2021-03-25 20:06:46,524 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:46,524 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is not cut-off event [2021-03-25 20:06:46,524 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is not cut-off event [2021-03-25 20:06:46,525 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:06:46,582 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][119], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 781#true, 14#L62-1true, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), 32#thread3EXITtrue, Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 97#true, 353#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), 1137#(and (<= (+ i 1) l) (< i N)), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,582 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:06:46,582 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,582 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,582 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,602 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][268], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 10#L82true, Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 781#true, 13#thread1EXITtrue, 14#L62-1true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,602 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:06:46,602 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:46,602 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:46,602 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:06:46,726 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][268], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 781#true, 13#thread1EXITtrue, 14#L62-1true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), 21#L40-1true, Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), 370#true, Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,726 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:06:46,726 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:06:46,726 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:46,726 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:46,800 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][268], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 11#thread2EXITtrue, 781#true, 13#thread1EXITtrue, 14#L62-1true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:06:46,801 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-25 20:06:46,801 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:06:46,801 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:06:46,801 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:06:47,364 INFO L129 PetriNetUnfolder]: 5419/9142 cut-off events. [2021-03-25 20:06:47,364 INFO L130 PetriNetUnfolder]: For 407139/414554 co-relation queries the response was YES. [2021-03-25 20:06:47,475 INFO L84 FinitePrefix]: Finished finitePrefix Result has 101337 conditions, 9142 events. 5419/9142 cut-off events. For 407139/414554 co-relation queries the response was YES. Maximal size of possible extension queue 725. Compared 67542 event pairs, 709 based on Foata normal form. 169/8653 useless extension candidates. Maximal degree in co-relation 100291. Up to 4725 conditions per place. [2021-03-25 20:06:47,876 INFO L142 LiptonReduction]: Number of co-enabled transitions 3114 [2021-03-25 20:06:47,956 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:06:47,956 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:06:47,956 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2155 [2021-03-25 20:06:47,956 INFO L480 AbstractCegarLoop]: Abstraction has has 173 places, 447 transitions, 9503 flow [2021-03-25 20:06:47,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 40.0) internal successors, (400), 10 states have internal predecessors, (400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:47,956 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:06:47,956 INFO L263 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, 1] [2021-03-25 20:06:48,157 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:48,157 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:06:48,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:06:48,157 INFO L82 PathProgramCache]: Analyzing trace with hash -1766453173, now seen corresponding path program 3 times [2021-03-25 20:06:48,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:06:48,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494945749] [2021-03-25 20:06:48,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:06:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:06:48,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:48,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:48,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494945749] [2021-03-25 20:06:48,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162439669] [2021-03-25 20:06:48,182 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:06:48,231 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-03-25 20:06:48,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:06:48,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:06:48,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:06:48,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:48,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:48,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:06:48,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:06:48,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:48,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:48,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:48,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:48,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:48,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:48,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,255 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-03-25 20:06:48,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:48,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:48,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:06:48,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:06:48,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:06:48,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:48,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:48,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:48,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:06:48,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:06:48,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:06:48,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:06:48,265 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 20:06:48,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:06:48,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:06:48,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:06:48,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:06:48,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-25 20:06:48,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108279633] [2021-03-25 20:06:48,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 20:06:48,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:06:48,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 20:06:48,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-03-25 20:06:48,286 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 39 out of 63 [2021-03-25 20:06:48,286 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 447 transitions, 9503 flow. Second operand has 7 states, 7 states have (on average 40.714285714285715) internal successors, (285), 7 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:48,286 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:06:48,286 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 39 of 63 [2021-03-25 20:06:48,287 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:06:54,432 INFO L129 PetriNetUnfolder]: 20494/29787 cut-off events. [2021-03-25 20:06:54,433 INFO L130 PetriNetUnfolder]: For 1394775/1397440 co-relation queries the response was YES. [2021-03-25 20:06:54,679 INFO L84 FinitePrefix]: Finished finitePrefix Result has 332989 conditions, 29787 events. 20494/29787 cut-off events. For 1394775/1397440 co-relation queries the response was YES. Maximal size of possible extension queue 1827. Compared 202360 event pairs, 1109 based on Foata normal form. 853/30426 useless extension candidates. Maximal degree in co-relation 331137. Up to 11922 conditions per place. [2021-03-25 20:06:54,840 INFO L132 encePairwiseOnDemand]: 58/63 looper letters, 987 selfloop transitions, 185 changer transitions 20/1220 dead transitions. [2021-03-25 20:06:54,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 181 places, 1220 transitions, 28561 flow [2021-03-25 20:06:54,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-25 20:06:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-03-25 20:06:54,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 408 transitions. [2021-03-25 20:06:54,842 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7195767195767195 [2021-03-25 20:06:54,842 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 408 transitions. [2021-03-25 20:06:54,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 408 transitions. [2021-03-25 20:06:54,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:06:54,842 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 408 transitions. [2021-03-25 20:06:54,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 45.333333333333336) internal successors, (408), 9 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) [2021-03-25 20:06:54,843 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 63.0) internal successors, (630), 10 states have internal predecessors, (630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:54,844 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 63.0) internal successors, (630), 10 states have internal predecessors, (630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:06:54,844 INFO L185 Difference]: Start difference. First operand has 173 places, 447 transitions, 9503 flow. Second operand 9 states and 408 transitions. [2021-03-25 20:06:54,844 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 181 places, 1220 transitions, 28561 flow [2021-03-25 20:06:58,013 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 1220 transitions, 26546 flow, removed 999 selfloop flow, removed 2 redundant places. [2021-03-25 20:06:58,026 INFO L241 Difference]: Finished difference. Result has 183 places, 572 transitions, 11922 flow [2021-03-25 20:06:58,026 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=63, PETRI_DIFFERENCE_MINUEND_FLOW=8852, PETRI_DIFFERENCE_MINUEND_PLACES=171, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=447, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=76, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=325, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=11922, PETRI_PLACES=183, PETRI_TRANSITIONS=572} [2021-03-25 20:06:58,026 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 146 predicate places. [2021-03-25 20:06:58,026 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:06:58,026 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 183 places, 572 transitions, 11922 flow [2021-03-25 20:06:58,026 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 183 places, 572 transitions, 11922 flow [2021-03-25 20:06:58,031 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 183 places, 572 transitions, 11922 flow [2021-03-25 20:07:00,422 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][202], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 13#thread1EXITtrue, 781#true, 14#L62-1true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 961#(<= (select A 0) (+ max 1)), Black: 1155#(and (<= N l) (< i N)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 1047#true, Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 97#true, 353#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), 1267#(and (<= N k) (<= j k)), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 207#(and (< j N) (<= j i)), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 1191#(<= j (+ k 1)), Black: 372#(= j i), Black: 1197#(<= j k), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:07:00,422 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:07:00,422 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:07:00,422 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:07:00,422 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:07:00,899 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([134] L62-1-->L62-1: Formula: (and (= v_l_11 (+ v_l_12 1)) (= (store v_A_22 v_l_12 (+ (select v_A_22 v_l_12) (- 1))) v_A_21) (< v_l_12 v_N_11)) InVars {A=v_A_22, N=v_N_11, l=v_l_12} OutVars{A=v_A_21, N=v_N_11, l=v_l_11} AuxVars[] AssignedVars[A, l][202], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, Black: 687#(and (= l 0) (= l k) (= i 0) (= j 0) (= max (select A k))), 13#thread1EXITtrue, 781#true, 14#L62-1true, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 1047#true, Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), 32#thread3EXITtrue, Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 97#true, 353#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), 1267#(and (<= N k) (<= j k)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1191#(<= j (+ k 1)), Black: 372#(= j i), Black: 1197#(<= j k), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:07:00,900 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is not cut-off event [2021-03-25 20:07:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-25 20:07:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-25 20:07:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-25 20:07:00,900 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is not cut-off event [2021-03-25 20:07:01,376 INFO L129 PetriNetUnfolder]: 12949/21114 cut-off events. [2021-03-25 20:07:01,377 INFO L130 PetriNetUnfolder]: For 1092163/1115430 co-relation queries the response was YES. [2021-03-25 20:07:01,820 INFO L84 FinitePrefix]: Finished finitePrefix Result has 230617 conditions, 21114 events. 12949/21114 cut-off events. For 1092163/1115430 co-relation queries the response was YES. Maximal size of possible extension queue 1727. Compared 169590 event pairs, 1428 based on Foata normal form. 637/20051 useless extension candidates. Maximal degree in co-relation 227978. Up to 9932 conditions per place. [2021-03-25 20:07:02,154 INFO L142 LiptonReduction]: Number of co-enabled transitions 4744 [2021-03-25 20:07:02,301 INFO L154 LiptonReduction]: Checked pairs total: 3 [2021-03-25 20:07:02,301 INFO L156 LiptonReduction]: Total number of compositions: 1 [2021-03-25 20:07:02,301 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4275 [2021-03-25 20:07:02,301 INFO L480 AbstractCegarLoop]: Abstraction has has 183 places, 572 transitions, 11931 flow [2021-03-25 20:07:02,302 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 40.714285714285715) internal successors, (285), 7 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:07:02,302 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:07:02,302 INFO L263 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, 1] [2021-03-25 20:07:02,515 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-25 20:07:02,516 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:07:02,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:07:02,516 INFO L82 PathProgramCache]: Analyzing trace with hash -233327669, now seen corresponding path program 4 times [2021-03-25 20:07:02,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:07:02,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559252658] [2021-03-25 20:07:02,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:07:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:07:02,550 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 20:07:02,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:02,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:07:02,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559252658] [2021-03-25 20:07:02,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695299118] [2021-03-25 20:07:02,575 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:07:02,618 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-25 20:07:02,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:07:02,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:07:02,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:07:02,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:02,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:02,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:07:02,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:02,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:07:02,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:07:02,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:07:02,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:07:02,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:07:02,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:07:02,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:07:02,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:07:02,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:07:02,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:07:02,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:02,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:07:02,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:07:02,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:02,692 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 20:07:02,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:02,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:07:02,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:07:02,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-03-25 20:07:02,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142820208] [2021-03-25 20:07:02,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 20:07:02,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:07:02,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 20:07:02,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 20:07:02,711 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 38 out of 64 [2021-03-25 20:07:02,711 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 183 places, 572 transitions, 11931 flow. Second operand has 7 states, 7 states have (on average 39.714285714285715) internal successors, (278), 7 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:07:02,712 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:07:02,712 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 38 of 64 [2021-03-25 20:07:02,712 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:07:18,825 INFO L129 PetriNetUnfolder]: 43532/64746 cut-off events. [2021-03-25 20:07:18,825 INFO L130 PetriNetUnfolder]: For 3032494/3037873 co-relation queries the response was YES. [2021-03-25 20:07:19,687 INFO L84 FinitePrefix]: Finished finitePrefix Result has 756473 conditions, 64746 events. 43532/64746 cut-off events. For 3032494/3037873 co-relation queries the response was YES. Maximal size of possible extension queue 3552. Compared 497490 event pairs, 6673 based on Foata normal form. 4912/68969 useless extension candidates. Maximal degree in co-relation 751448. Up to 27604 conditions per place. [2021-03-25 20:07:20,247 INFO L132 encePairwiseOnDemand]: 58/64 looper letters, 722 selfloop transitions, 313 changer transitions 49/1112 dead transitions. [2021-03-25 20:07:20,247 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 189 places, 1112 transitions, 25943 flow [2021-03-25 20:07:20,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 20:07:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 20:07:20,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 312 transitions. [2021-03-25 20:07:20,248 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6964285714285714 [2021-03-25 20:07:20,248 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 312 transitions. [2021-03-25 20:07:20,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 312 transitions. [2021-03-25 20:07:20,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:07:20,248 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 312 transitions. [2021-03-25 20:07:20,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 44.57142857142857) internal successors, (312), 7 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:07:20,249 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 64.0) internal successors, (512), 8 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:07:20,249 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 64.0) internal successors, (512), 8 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:07:20,249 INFO L185 Difference]: Start difference. First operand has 183 places, 572 transitions, 11931 flow. Second operand 7 states and 312 transitions. [2021-03-25 20:07:20,249 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 189 places, 1112 transitions, 25943 flow [2021-03-25 20:07:31,153 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 187 places, 1112 transitions, 25673 flow, removed 106 selfloop flow, removed 2 redundant places. [2021-03-25 20:07:31,169 INFO L241 Difference]: Finished difference. Result has 191 places, 819 transitions, 19777 flow [2021-03-25 20:07:31,170 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=11779, PETRI_DIFFERENCE_MINUEND_PLACES=181, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=570, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=125, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=393, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=19777, PETRI_PLACES=191, PETRI_TRANSITIONS=819} [2021-03-25 20:07:31,170 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 154 predicate places. [2021-03-25 20:07:31,170 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:07:31,170 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 191 places, 819 transitions, 19777 flow [2021-03-25 20:07:31,170 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 191 places, 819 transitions, 19777 flow [2021-03-25 20:07:31,179 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 191 places, 819 transitions, 19777 flow [2021-03-25 20:07:33,580 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([136] L40-1-->L40-1: Formula: (and (= v_max_9 (let ((.cse0 (select v_A_29 v_j_12))) (ite (< .cse0 v_max_10) v_max_10 .cse0))) (= v_j_11 (+ v_j_12 1)) (< v_j_12 v_N_15)) InVars {A=v_A_29, N=v_N_15, j=v_j_12, max=v_max_10} OutVars{A=v_A_29, N=v_N_15, j=v_j_11, max=v_max_9} AuxVars[] AssignedVars[j, max][585], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 10#L82true, 781#true, 14#L62-1true, Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 961#(<= (select A 0) (+ max 1)), Black: 1155#(and (<= N l) (< i N)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), 21#L40-1true, Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 1056#(<= i l), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), 76#true, Black: 557#(and (= i 0) (= max (select A 0))), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 462#(<= (+ k 1) N), Black: 1278#(<= l k), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 344#true, Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 353#true, 97#true, 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), 370#true, Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), 1267#(and (<= N k) (<= j k)), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 372#(= j i), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:07:33,580 INFO L384 tUnfolder$Statistics]: this new event has 15 ancestors and is not cut-off event [2021-03-25 20:07:33,580 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:07:33,580 INFO L387 tUnfolder$Statistics]: existing Event has 15 ancestors and is not cut-off event [2021-03-25 20:07:33,580 INFO L387 tUnfolder$Statistics]: existing Event has 16 ancestors and is not cut-off event [2021-03-25 20:07:38,458 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][48], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 781#true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), Black: 60#(not b1), 961#(<= (select A 0) (+ max 1)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 1352#(and (<= l k) (<= (+ l 1) N)), Black: 543#(and (= l i) (= i 0) (= max (select A 0))), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 347#(<= N l), Black: 82#(and (= min max) (= max (select A 0))), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 100#(= min max), Black: 365#(= l i), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), 1267#(and (<= N k) (<= j k)), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 207#(and (< j N) (<= j i)), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 372#(= j i), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true, 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:07:38,458 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:07:38,458 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:07:38,458 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:07:38,458 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:07:41,208 INFO L129 PetriNetUnfolder]: 29654/48039 cut-off events. [2021-03-25 20:07:41,208 INFO L130 PetriNetUnfolder]: For 2569847/2603581 co-relation queries the response was YES. [2021-03-25 20:07:41,924 INFO L84 FinitePrefix]: Finished finitePrefix Result has 556632 conditions, 48039 events. 29654/48039 cut-off events. For 2569847/2603581 co-relation queries the response was YES. Maximal size of possible extension queue 3429. Compared 422488 event pairs, 5160 based on Foata normal form. 1318/45898 useless extension candidates. Maximal degree in co-relation 551715. Up to 21744 conditions per place. [2021-03-25 20:07:42,809 INFO L142 LiptonReduction]: Number of co-enabled transitions 6750 [2021-03-25 20:07:43,076 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:07:43,076 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:07:43,076 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 11906 [2021-03-25 20:07:43,076 INFO L480 AbstractCegarLoop]: Abstraction has has 191 places, 819 transitions, 19777 flow [2021-03-25 20:07:43,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 39.714285714285715) internal successors, (278), 7 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:07:43,077 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:07:43,077 INFO L263 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] [2021-03-25 20:07:43,277 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:07:43,277 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:07:43,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:07:43,277 INFO L82 PathProgramCache]: Analyzing trace with hash -43678045, now seen corresponding path program 1 times [2021-03-25 20:07:43,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:07:43,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983030824] [2021-03-25 20:07:43,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:07:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:07:43,291 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-03-25 20:07:43,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:43,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:43,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:07:43,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983030824] [2021-03-25 20:07:43,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805379460] [2021-03-25 20:07:43,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:07:43,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:07:43,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:07:43,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:07:43,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:43,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:43,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:43,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:07:43,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:43,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:07:43,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:07:43,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:43,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:07:43,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:07:43,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:43,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:07:43,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:43,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:07:43,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:07:43,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:43,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:07:43,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:07:43,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,362 INFO L142 QuantifierPusher]: treesize reduction 1, result has 87.5 percent of original size [2021-03-25 20:07:43,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:43,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:07:43,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:07:43,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:07:43,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:07:43,365 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-03-25 20:07:43,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:07:43,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:07:43,384 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:07:43,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:07:43,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-03-25 20:07:43,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132657789] [2021-03-25 20:07:43,384 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-25 20:07:43,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:07:43,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-25 20:07:43,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-03-25 20:07:43,385 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 38 out of 64 [2021-03-25 20:07:43,385 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 191 places, 819 transitions, 19777 flow. Second operand has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 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) [2021-03-25 20:07:43,386 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:07:43,386 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 38 of 64 [2021-03-25 20:07:43,386 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:08:01,595 INFO L129 PetriNetUnfolder]: 42277/62899 cut-off events. [2021-03-25 20:08:01,595 INFO L130 PetriNetUnfolder]: For 3077981/3085887 co-relation queries the response was YES. [2021-03-25 20:08:02,434 INFO L84 FinitePrefix]: Finished finitePrefix Result has 747618 conditions, 62899 events. 42277/62899 cut-off events. For 3077981/3085887 co-relation queries the response was YES. Maximal size of possible extension queue 3604. Compared 484944 event pairs, 3490 based on Foata normal form. 2312/64751 useless extension candidates. Maximal degree in co-relation 742987. Up to 26807 conditions per place. [2021-03-25 20:08:03,001 INFO L132 encePairwiseOnDemand]: 58/64 looper letters, 831 selfloop transitions, 429 changer transitions 42/1330 dead transitions. [2021-03-25 20:08:03,001 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 1330 transitions, 34033 flow [2021-03-25 20:08:03,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-25 20:08:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-03-25 20:08:03,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 352 transitions. [2021-03-25 20:08:03,002 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6875 [2021-03-25 20:08:03,002 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 352 transitions. [2021-03-25 20:08:03,002 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 352 transitions. [2021-03-25 20:08:03,002 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:08:03,002 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 352 transitions. [2021-03-25 20:08:03,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 44.0) internal successors, (352), 8 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:08:03,003 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 64.0) internal successors, (576), 9 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:08:03,003 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 64.0) internal successors, (576), 9 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:08:03,003 INFO L185 Difference]: Start difference. First operand has 191 places, 819 transitions, 19777 flow. Second operand 8 states and 352 transitions. [2021-03-25 20:08:03,003 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 198 places, 1330 transitions, 34033 flow [2021-03-25 20:08:13,094 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 197 places, 1330 transitions, 33833 flow, removed 95 selfloop flow, removed 1 redundant places. [2021-03-25 20:08:13,114 INFO L241 Difference]: Finished difference. Result has 199 places, 1028 transitions, 27035 flow [2021-03-25 20:08:13,115 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=18724, PETRI_DIFFERENCE_MINUEND_PLACES=190, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=787, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=223, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=463, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=27035, PETRI_PLACES=199, PETRI_TRANSITIONS=1028} [2021-03-25 20:08:13,115 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 162 predicate places. [2021-03-25 20:08:13,115 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:08:13,115 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 199 places, 1028 transitions, 27035 flow [2021-03-25 20:08:13,115 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 199 places, 1028 transitions, 27035 flow [2021-03-25 20:08:13,124 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 199 places, 1028 transitions, 27035 flow [2021-03-25 20:08:19,591 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][207], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), 10#L82true, Black: 191#(and (= i 0) (<= j i)), 781#true, 13#thread1EXITtrue, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), 21#L40-1true, Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1367#(<= N k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 1188#true, 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, 1362#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), 370#true, Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 1191#(<= j (+ k 1)), Black: 372#(= j i), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:19,591 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][207], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, 10#L82true, Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 781#true, 13#thread1EXITtrue, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1367#(<= N k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 1188#true, 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, 1362#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 78#(= max (select A 0)), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 1191#(<= j (+ k 1)), Black: 372#(= j i), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:19,591 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:08:19,591 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:08:19,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([140] L51-1-->thread3EXIT: Formula: (not (< v_k_15 v_N_21)) InVars {N=v_N_21, k=v_k_15} OutVars{N=v_N_21, k=v_k_15} AuxVars[] AssignedVars[][840], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 10#L82true, Black: 191#(and (= i 0) (<= j i)), 781#true, 13#thread1EXITtrue, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), 21#L40-1true, Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 1193#(<= N k), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), 1367#(<= N k), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), 370#true, Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 372#(= j i), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:19,592 INFO L384 tUnfolder$Statistics]: this new event has 18 ancestors and is cut-off event [2021-03-25 20:08:19,592 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:08:19,592 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:08:19,592 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:08:20,972 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][57], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 781#true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1367#(<= N k), Black: 1052#(<= N l), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), 44#L27-1true, Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, 1362#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 346#(= j l), Black: 78#(= max (select A 0)), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 97#true, 869#true, 357#(<= N l), Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), 1267#(and (<= N k) (<= j k)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1191#(<= j (+ k 1)), Black: 372#(= j i), Black: 1197#(<= j k), 1275#true, 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:20,972 INFO L384 tUnfolder$Statistics]: this new event has 19 ancestors and is cut-off event [2021-03-25 20:08:20,972 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:08:20,972 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:08:20,972 INFO L387 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][207], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 13#thread1EXITtrue, 781#true, Black: 1056#(<= i l), Black: 961#(<= (select A 0) (+ max 1)), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), 21#L40-1true, Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1367#(<= N k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 1188#true, 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, 1362#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), 370#true, Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 1191#(<= j (+ k 1)), Black: 372#(= j i), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:21,713 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][207], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), 8#L51-1true, Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 13#thread1EXITtrue, 781#true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 961#(<= (select A 0) (+ max 1)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1367#(<= N k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 1188#true, 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, 1362#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 372#(= j i), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:21,713 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([140] L51-1-->thread3EXIT: Formula: (not (< v_k_15 v_N_21)) InVars {N=v_N_21, k=v_k_15} OutVars{N=v_N_21, k=v_k_15} AuxVars[] AssignedVars[][840], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), 1157#(and (<= N l) (<= k (+ l 1))), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), Black: 191#(and (= i 0) (<= j i)), 13#thread1EXITtrue, 781#true, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), 21#L40-1true, Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), 32#thread3EXITtrue, Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), 1193#(<= N k), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), Black: 60#(not b1), 961#(<= (select A 0) (+ max 1)), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 1367#(<= N k), 347#(<= N l), Black: 82#(and (= min max) (= max (select A 0))), Black: 346#(= j l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), 370#true, Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 103#(and (= min (select A 0)) (= min max)), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 372#(= j i), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:21,713 INFO L384 tUnfolder$Statistics]: this new event has 20 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:08:21,713 INFO L387 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2021-03-25 20:08:21,714 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:08:22,559 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([135] L51-1-->L51-1: Formula: (and (= v_k_11 (+ v_k_12 1)) (< v_k_12 v_N_13) (= (store v_A_26 v_k_12 (+ (select v_A_26 v_k_12) 1)) v_A_25)) InVars {A=v_A_26, N=v_N_13, k=v_k_12} OutVars{A=v_A_25, N=v_N_13, k=v_k_11} AuxVars[] AssignedVars[A, k][207], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, 1157#(and (<= N l) (<= k (+ l 1))), Black: 724#(and (= i 0) (<= (select A 0) max)), Black: 120#(= i 0), Black: 122#(<= min (select A 0)), 8#L51-1true, Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 781#true, 13#thread1EXITtrue, Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 961#(<= (select A 0) (+ max 1)), Black: 1155#(and (<= N l) (< i N)), Black: 1032#(and (= k 0) (= j 0) (<= (select A k) max)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1139#(and (<= k (+ l 1)) (<= N (+ l 1))), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1050#(<= k (+ l 1)), Black: 1365#(<= l k), Black: 1367#(<= N k), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), 34#L83true, Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), 1188#true, 38#thread4EXITtrue, Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 956#true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), 591#true, Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 462#(<= (+ k 1) N), 466#true, 1362#true, Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 78#(= max (select A 0)), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 103#(and (= min (select A 0)) (= min max)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), 373#(<= N j), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1267#(and (<= N k) (<= j k)), Black: 372#(= j i), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true, Black: 381#(<= (+ l 1) N)]) [2021-03-25 20:08:22,560 INFO L384 tUnfolder$Statistics]: this new event has 21 ancestors and is cut-off event [2021-03-25 20:08:22,560 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:08:22,560 INFO L387 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2021-03-25 20:08:22,560 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2021-03-25 20:08:22,560 INFO L387 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2021-03-25 20:08:23,200 INFO L129 PetriNetUnfolder]: 28423/46402 cut-off events. [2021-03-25 20:08:23,200 INFO L130 PetriNetUnfolder]: For 2478968/2511987 co-relation queries the response was YES. [2021-03-25 20:08:24,154 INFO L84 FinitePrefix]: Finished finitePrefix Result has 541553 conditions, 46402 events. 28423/46402 cut-off events. For 2478968/2511987 co-relation queries the response was YES. Maximal size of possible extension queue 3457. Compared 413118 event pairs, 4342 based on Foata normal form. 1946/45575 useless extension candidates. Maximal degree in co-relation 536515. Up to 21719 conditions per place. [2021-03-25 20:08:24,896 INFO L142 LiptonReduction]: Number of co-enabled transitions 7980 [2021-03-25 20:08:25,117 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:08:25,117 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:08:25,117 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 12002 [2021-03-25 20:08:25,118 INFO L480 AbstractCegarLoop]: Abstraction has has 199 places, 1028 transitions, 27035 flow [2021-03-25 20:08:25,118 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 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) [2021-03-25 20:08:25,118 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:08:25,118 INFO L263 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] [2021-03-25 20:08:25,320 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-25 20:08:25,321 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:08:25,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:08:25,321 INFO L82 PathProgramCache]: Analyzing trace with hash 268040471, now seen corresponding path program 2 times [2021-03-25 20:08:25,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:08:25,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958887808] [2021-03-25 20:08:25,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:08:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:08:25,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:08:25,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-25 20:08:25,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958887808] [2021-03-25 20:08:25,352 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064725693] [2021-03-25 20:08:25,352 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:08:25,378 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-25 20:08:25,378 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-25 20:08:25,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:08:25,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:08:25,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:08:25,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:08:25,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:08:25,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:08:25,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:08:25,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:08:25,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:08:25,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:08:25,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:08:25,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:08:25,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:08:25,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:08:25,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,410 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:08:25,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:08:25,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:08:25,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:08:25,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:08:25,412 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,413 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,424 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,425 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:08:25,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:08:25,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:08:25,439 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:08:25,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:08:25,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 8 [2021-03-25 20:08:25,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37816465] [2021-03-25 20:08:25,439 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-25 20:08:25,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:08:25,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-25 20:08:25,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-03-25 20:08:25,440 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 38 out of 64 [2021-03-25 20:08:25,440 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 1028 transitions, 27035 flow. Second operand has 9 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) [2021-03-25 20:08:25,440 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:08:25,440 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 38 of 64 [2021-03-25 20:08:25,440 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:08:53,729 INFO L129 PetriNetUnfolder]: 52353/79111 cut-off events. [2021-03-25 20:08:53,730 INFO L130 PetriNetUnfolder]: For 4089417/4098235 co-relation queries the response was YES. [2021-03-25 20:08:55,318 INFO L84 FinitePrefix]: Finished finitePrefix Result has 963737 conditions, 79111 events. 52353/79111 cut-off events. For 4089417/4098235 co-relation queries the response was YES. Maximal size of possible extension queue 4739. Compared 648694 event pairs, 3030 based on Foata normal form. 3924/82591 useless extension candidates. Maximal degree in co-relation 957637. Up to 34118 conditions per place. [2021-03-25 20:08:55,869 INFO L132 encePairwiseOnDemand]: 56/64 looper letters, 1943 selfloop transitions, 1082 changer transitions 37/3090 dead transitions. [2021-03-25 20:08:55,869 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 3090 transitions, 87663 flow [2021-03-25 20:08:55,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-25 20:08:55,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-03-25 20:08:55,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 1154 transitions. [2021-03-25 20:08:55,871 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.6935096153846154 [2021-03-25 20:08:55,871 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 1154 transitions. [2021-03-25 20:08:55,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 1154 transitions. [2021-03-25 20:08:55,872 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:08:55,872 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 1154 transitions. [2021-03-25 20:08:55,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 44.38461538461539) internal successors, (1154), 26 states have internal predecessors, (1154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:08:55,875 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 64.0) internal successors, (1728), 27 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:08:55,875 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 64.0) internal successors, (1728), 27 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:08:55,875 INFO L185 Difference]: Start difference. First operand has 199 places, 1028 transitions, 27035 flow. Second operand 26 states and 1154 transitions. [2021-03-25 20:08:55,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 224 places, 3090 transitions, 87663 flow [2021-03-25 20:09:15,385 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 222 places, 3090 transitions, 86838 flow, removed 388 selfloop flow, removed 2 redundant places. [2021-03-25 20:09:15,427 INFO L241 Difference]: Finished difference. Result has 240 places, 1797 transitions, 55105 flow [2021-03-25 20:09:15,428 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=26730, PETRI_DIFFERENCE_MINUEND_PLACES=197, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1028, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=430, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=461, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=55105, PETRI_PLACES=240, PETRI_TRANSITIONS=1797} [2021-03-25 20:09:15,428 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 203 predicate places. [2021-03-25 20:09:15,428 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:09:15,428 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 240 places, 1797 transitions, 55105 flow [2021-03-25 20:09:15,428 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 240 places, 1797 transitions, 55105 flow [2021-03-25 20:09:15,446 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 239 places, 1797 transitions, 55105 flow [2021-03-25 20:09:33,718 INFO L129 PetriNetUnfolder]: 35716/59208 cut-off events. [2021-03-25 20:09:33,718 INFO L130 PetriNetUnfolder]: For 3656710/3697526 co-relation queries the response was YES. [2021-03-25 20:09:35,024 INFO L84 FinitePrefix]: Finished finitePrefix Result has 745697 conditions, 59208 events. 35716/59208 cut-off events. For 3656710/3697526 co-relation queries the response was YES. Maximal size of possible extension queue 4608. Compared 555769 event pairs, 5688 based on Foata normal form. 2497/58228 useless extension candidates. Maximal degree in co-relation 738906. Up to 27817 conditions per place. [2021-03-25 20:09:35,969 INFO L142 LiptonReduction]: Number of co-enabled transitions 11704 [2021-03-25 20:09:36,623 INFO L154 LiptonReduction]: Checked pairs total: 0 [2021-03-25 20:09:36,623 INFO L156 LiptonReduction]: Total number of compositions: 0 [2021-03-25 20:09:36,623 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 21195 [2021-03-25 20:09:36,623 INFO L480 AbstractCegarLoop]: Abstraction has has 239 places, 1797 transitions, 55105 flow [2021-03-25 20:09:36,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 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) [2021-03-25 20:09:36,623 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-03-25 20:09:36,624 INFO L263 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, 1] [2021-03-25 20:09:36,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-25 20:09:36,824 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-03-25 20:09:36,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-25 20:09:36,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1288247383, now seen corresponding path program 1 times [2021-03-25 20:09:36,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-25 20:09:36,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507810500] [2021-03-25 20:09:36,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-25 20:09:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:09:36,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:09:36,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,850 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:09:36,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507810500] [2021-03-25 20:09:36,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1938259359] [2021-03-25 20:09:36,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-25 20:09:36,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-25 20:09:36,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-25 20:09:36,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-25 20:09:36,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:09:36,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-03-25 20:09:36,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-03-25 20:09:36,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-03-25 20:09:36,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,918 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:09:36,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:09:36,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:09:36,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:09:36,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:09:36,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:09:36,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-03-25 20:09:36,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-03-25 20:09:36,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,930 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,931 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,931 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,933 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:09:36,934 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:09:36,934 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-03-25 20:09:36,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-03-25 20:09:36,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-03-25 20:09:36,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-03-25 20:09:36,941 INFO L142 QuantifierPusher]: treesize reduction 9, result has 10.0 percent of original size [2021-03-25 20:09:36,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-03-25 20:09:36,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-03-25 20:09:36,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-03-25 20:09:36,959 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-25 20:09:36,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-03-25 20:09:36,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152365933] [2021-03-25 20:09:36,959 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-25 20:09:36,959 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-25 20:09:36,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-25 20:09:36,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-03-25 20:09:36,963 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 39 out of 64 [2021-03-25 20:09:36,963 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 239 places, 1797 transitions, 55105 flow. Second operand has 7 states, 7 states have (on average 40.714285714285715) internal successors, (285), 7 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:09:36,963 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-03-25 20:09:36,963 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 39 of 64 [2021-03-25 20:09:36,963 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-03-25 20:10:57,952 INFO L129 PetriNetUnfolder]: 99259/150874 cut-off events. [2021-03-25 20:10:57,953 INFO L130 PetriNetUnfolder]: For 9011841/9025183 co-relation queries the response was YES. [2021-03-25 20:11:00,916 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1985822 conditions, 150874 events. 99259/150874 cut-off events. For 9011841/9025183 co-relation queries the response was YES. Maximal size of possible extension queue 9553. Compared 1350811 event pairs, 18568 based on Foata normal form. 5294/155053 useless extension candidates. Maximal degree in co-relation 1972701. Up to 73746 conditions per place. [2021-03-25 20:11:02,151 INFO L132 encePairwiseOnDemand]: 58/64 looper letters, 2239 selfloop transitions, 1976 changer transitions 45/4288 dead transitions. [2021-03-25 20:11:02,151 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 245 places, 4288 transitions, 149117 flow [2021-03-25 20:11:02,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-25 20:11:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-03-25 20:11:02,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 321 transitions. [2021-03-25 20:11:02,152 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.7165178571428571 [2021-03-25 20:11:02,152 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 321 transitions. [2021-03-25 20:11:02,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 321 transitions. [2021-03-25 20:11:02,153 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-03-25 20:11:02,153 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 321 transitions. [2021-03-25 20:11:02,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 45.857142857142854) internal successors, (321), 7 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:11:02,154 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 64.0) internal successors, (512), 8 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:11:02,154 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 64.0) internal successors, (512), 8 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-25 20:11:02,154 INFO L185 Difference]: Start difference. First operand has 239 places, 1797 transitions, 55105 flow. Second operand 7 states and 321 transitions. [2021-03-25 20:11:02,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 245 places, 4288 transitions, 149117 flow [2021-03-25 20:13:05,112 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 4288 transitions, 145370 flow, removed 1852 selfloop flow, removed 3 redundant places. [2021-03-25 20:13:05,192 INFO L241 Difference]: Finished difference. Result has 246 places, 3674 transitions, 128818 flow [2021-03-25 20:13:05,194 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=64, PETRI_DIFFERENCE_MINUEND_FLOW=53250, PETRI_DIFFERENCE_MINUEND_PLACES=236, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1797, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=706, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1066, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=128818, PETRI_PLACES=246, PETRI_TRANSITIONS=3674} [2021-03-25 20:13:05,194 INFO L343 CegarLoopForPetriNet]: 37 programPoint places, 209 predicate places. [2021-03-25 20:13:05,194 INFO L165 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-25 20:13:05,194 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 246 places, 3674 transitions, 128818 flow [2021-03-25 20:13:05,194 INFO L129 LiptonReduction]: Starting Lipton reduction on Petri net that has 246 places, 3674 transitions, 128818 flow [2021-03-25 20:13:05,237 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 246 places, 3674 transitions, 128818 flow [2021-03-25 20:13:23,237 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([139] L40-1-->thread2EXIT: Formula: (not (< v_j_15 v_N_19)) InVars {N=v_N_19, j=v_j_15} OutVars{N=v_N_19, j=v_j_15} AuxVars[] AssignedVars[][2007], [Black: 227#(and (= i 0) (<= min (select A 0))), Black: 689#(and (<= (select A l) (+ max 1)) (= l 0) (= i 0)), 4#thread5EXITtrue, Black: 724#(and (= i 0) (<= (select A 0) max)), 1541#(and (<= N k) (<= j k)), Black: 120#(= i 0), Black: 191#(and (= i 0) (<= j i)), 11#thread2EXITtrue, 781#true, Black: 1537#(and (< j N) (<= N (+ k 1)) (<= l (+ k 1))), Black: 1539#(and (<= N k) (< j N)), Black: 1444#(<= l (+ k 1)), Black: 959#(and (= k 0) (= j 0) (= max (select A k))), Black: 1446#(<= N k), Black: 1543#(and (<= N (+ k 1)) (<= l (+ k 1))), Black: 1450#(<= j k), Black: 1547#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 1519#(and (= l k) (<= j (+ k 1))), Black: 1551#(and (<= N k) (<= l (+ k 1))), Black: 1553#(and (<= N k) (<= j (+ k 1))), Black: 1521#(and (< j N) (<= l (+ k 1)) (<= j k)), Black: 1460#(<= j (+ k 1)), Black: 1525#(and (<= l (+ k 1)) (<= j k)), 32#thread3EXITtrue, Black: 1527#(and (<= j (+ k 1)) (<= l (+ k 1))), Black: 1531#(and (<= j (+ k 1)) (<= N (+ k 1)) (<= l (+ k 1))), 34#L83true, Black: 1533#(and (<= N k) (<= l (+ k 1)) (<= j k)), Black: 1535#(and (<= N k) (< j N) (<= l (+ k 1))), 1573#true, 38#thread4EXITtrue, 44#L27-1true, Black: 60#(not b1), Black: 501#(and (= i 0) (<= (select A 0) max)), Black: 471#(= min max), Black: 551#(and (= l i) (= i 0) (<= (select A 0) max)), Black: 69#(not b2), Black: 557#(and (= i 0) (= max (select A 0))), 76#true, Black: 543#(and (= l i) (= i 0) (= max (select A 0))), Black: 1352#(and (<= l k) (<= (+ l 1) N)), Black: 1354#(and (<= (+ l 1) k) (<= (+ l 1) N)), 591#true, Black: 1356#(and (<= (+ l 2) N) (<= (+ l 1) k)), Black: 1278#(<= l k), Black: 340#(and (< i N) (<= i k)), Black: 277#(<= i k), 1367#(<= N k), Black: 82#(and (= min max) (= max (select A 0))), 347#(<= N l), Black: 785#(and (= k 0) (<= min (+ (select A k) 1))), Black: 78#(= max (select A 0)), Black: 346#(= j l), Black: 786#(<= min (select A 0)), 97#true, 357#(<= N l), 869#true, Black: 355#(and (= k i) (= l i)), Black: 99#(= min (select A 0)), Black: 365#(= l i), Black: 100#(= min max), Black: 366#(<= (+ i 1) N), Black: 103#(and (= min (select A 0)) (= min max)), 373#(<= N j), Black: 1650#(and (<= (+ l 1) j) (<= (+ l 1) N)), Black: 1652#(and (<= (+ l 1) j) (<= (+ l 2) N)), Black: 372#(= j i), Black: 1654#(and (<= (+ l 1) N) (<= l j)), 122#(<= min (select A 0)), Black: 1582#(<= l j), Black: 381#(<= (+ l 1) N), 1155#(and (<= N l) (< i N)), Black: 1056#(<= i l), Black: 1153#(and (<= (+ i 1) l) (< (+ i 1) N)), Black: 1159#(and (<= k (+ l 1)) (< (+ i 1) N) (<= N (+ l 1))), Black: 1129#(and (<= k (+ l 1)) (< i N) (<= i l)), Black: 1161#(and (<= k (+ l 1)) (<= N (+ l 1)) (<= i l)), Black: 1163#(and (<= N l) (< (+ i 1) N)), Black: 1131#(and (< i N) (<= i l)), Black: 1133#(and (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1165#(and (<= N l) (<= i l)), Black: 1135#(and (<= (+ i 1) l) (<= k (+ l 1)) (< i N)), Black: 1137#(and (<= (+ i 1) l) (< i N)), Black: 1141#(and (<= N l) (<= k (+ l 1)) (< i N)), Black: 1143#(and (<= (+ i 1) l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 1145#(and (<= k (+ l 1)) (<= i l)), Black: 1365#(<= l k), Black: 1050#(<= k (+ l 1)), Black: 1147#(and (<= (+ i 1) l) (<= k (+ l 1)) (<= N (+ l 1)) (< i N)), Black: 1052#(<= N l), Black: 1149#(and (<= N l) (<= k (+ l 1)) (<= i l)), Black: 1151#(and (<= N l) (<= k (+ l 1)) (< (+ i 1) N)), Black: 673#(and (<= min max) (<= min (select A 0))), Black: 597#(<= min (select A 0)), Black: 872#(and (= l 0) (= (select A l) min)), Black: 873#(<= min (+ (select A 0) 1)), 961#(<= (select A 0) (+ max 1)), Black: 456#(and (<= k i) (<= (+ k 1) N)), Black: 462#(<= (+ k 1) N), 466#true, Black: 193#(and (= i 0) (= min (select A i)) (<= j i)), Black: 197#(and (< j N) (<= j i) (<= min (select A 0))), Black: 199#(and (= i 0) (<= j i) (<= min (select A 0))), 1267#(and (<= N k) (<= j k)), Black: 201#(and (<= min max) (< j N) (<= j i) (<= min (select A 0))), Black: 203#(and (<= min max) (= i 0) (<= j i) (<= min (select A 0))), Black: 1265#(and (<= j (+ k 1)) (<= N (+ k 1))), Black: 207#(and (< j N) (<= j i)), Black: 1191#(<= j (+ k 1)), Black: 1197#(<= j k), 1275#true]) [2021-03-25 20:13:23,237 INFO L384 tUnfolder$Statistics]: this new event has 17 ancestors and is cut-off event [2021-03-25 20:13:23,237 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:13:23,237 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2021-03-25 20:13:23,237 INFO L387 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event