/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x9.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-6f4246e9f5583d222ebb38ff8175c901f3a528f0-6f4246e [2021-04-29 04:48:37,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-29 04:48:37,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-29 04:48:37,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-29 04:48:37,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-29 04:48:37,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-29 04:48:37,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-29 04:48:37,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-29 04:48:37,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-29 04:48:37,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-29 04:48:37,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-29 04:48:37,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-29 04:48:37,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-29 04:48:37,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-29 04:48:37,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-29 04:48:37,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-29 04:48:37,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-29 04:48:37,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-29 04:48:37,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-29 04:48:37,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-29 04:48:37,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-29 04:48:37,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-29 04:48:37,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-29 04:48:37,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-29 04:48:37,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-29 04:48:37,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-29 04:48:37,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-29 04:48:37,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-29 04:48:37,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-29 04:48:37,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-29 04:48:37,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-29 04:48:37,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-29 04:48:37,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-29 04:48:37,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-29 04:48:37,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-29 04:48:37,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-29 04:48:37,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2021-04-29 04:48:37,827 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-29 04:48:37,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-29 04:48:37,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-29 04:48:37,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-29 04:48:37,829 INFO L138 SettingsManager]: * Use SBE=true [2021-04-29 04:48:37,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-29 04:48:37,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-29 04:48:37,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-29 04:48:37,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-29 04:48:37,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-29 04:48:37,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-29 04:48:37,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-29 04:48:37,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-29 04:48:37,832 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-29 04:48:37,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-29 04:48:37,833 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-29 04:48:37,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-29 04:48:37,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-29 04:48:37,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-29 04:48:37,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-29 04:48:37,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-29 04:48:37,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-29 04:48:37,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-29 04:48:37,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-29 04:48:37,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-29 04:48:37,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-29 04:48:37,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-29 04:48:37,836 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=SEMANTIC_BASED_MOVER_CHECK_WITH_PREDICATES [2021-04-29 04:48:37,836 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-04-29 04:48:37,837 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-29 04:48:37,837 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-29 04:48:38,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-29 04:48:38,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-29 04:48:38,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-29 04:48:38,361 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-04-29 04:48:38,362 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-04-29 04:48:38,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x9.wvr.bpl [2021-04-29 04:48:38,366 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x9.wvr.bpl' [2021-04-29 04:48:38,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-29 04:48:38,485 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-29 04:48:38,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-29 04:48:38,487 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-29 04:48:38,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-29 04:48:38,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-29 04:48:38,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-29 04:48:38,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-29 04:48:38,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-29 04:48:38,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/1) ... [2021-04-29 04:48:38,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-29 04:48:38,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-29 04:48:38,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-29 04:48:38,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-29 04:48:38,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (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 [2021-04-29 04:48:38,719 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-04-29 04:48:38,723 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-04-29 04:48:38,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-04-29 04:48:38,725 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-04-29 04:48:38,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-04-29 04:48:38,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-04-29 04:48:38,728 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-04-29 04:48:38,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-29 04:48:38,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-29 04:48:38,729 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-04-29 04:48:38,729 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-04-29 04:48:38,729 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-04-29 04:48:38,730 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-04-29 04:48:38,730 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-04-29 04:48:38,730 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-04-29 04:48:38,731 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-29 04:48:39,080 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-29 04:48:39,080 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-04-29 04:48:39,082 INFO L202 PluginConnector]: Adding new model exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 04:48:39 BoogieIcfgContainer [2021-04-29 04:48:39,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-29 04:48:39,084 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-29 04:48:39,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-29 04:48:39,088 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-29 04:48:39,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.04 04:48:38" (1/2) ... [2021-04-29 04:48:39,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5eda2f and model type exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 04:48:39, skipping insertion in model container [2021-04-29 04:48:39,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 04:48:39" (2/2) ... [2021-04-29 04:48:39,091 INFO L111 eAbstractionObserver]: Analyzing ICFG exp2x9.wvr.bpl [2021-04-29 04:48:39,098 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-29 04:48:39,106 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-29 04:48:39,107 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-29 04:48:39,227 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-04-29 04:48:39,261 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-04-29 04:48:39,287 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-29 04:48:39,287 INFO L377 AbstractCegarLoop]: Hoare is false [2021-04-29 04:48:39,287 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-29 04:48:39,287 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-29 04:48:39,288 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-29 04:48:39,288 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-29 04:48:39,288 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-29 04:48:39,288 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-29 04:48:39,302 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 66 places, 57 transitions, 146 flow [2021-04-29 04:48:39,341 INFO L129 PetriNetUnfolder]: 4/53 cut-off events. [2021-04-29 04:48:39,342 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 04:48:39,347 INFO L84 FinitePrefix]: Finished finitePrefix Result has 70 conditions, 53 events. 4/53 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 150 event pairs, 0 based on Foata normal form. 0/48 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-04-29 04:48:39,347 INFO L82 GeneralOperation]: Start removeDead. Operand has 66 places, 57 transitions, 146 flow [2021-04-29 04:48:39,353 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 60 places, 51 transitions, 126 flow [2021-04-29 04:48:39,355 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:39,375 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 51 transitions, 126 flow [2021-04-29 04:48:39,379 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 51 transitions, 126 flow [2021-04-29 04:48:39,381 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 51 transitions, 126 flow [2021-04-29 04:48:39,399 INFO L129 PetriNetUnfolder]: 4/51 cut-off events. [2021-04-29 04:48:39,400 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 04:48:39,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 68 conditions, 51 events. 4/51 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 157 event pairs, 0 based on Foata normal form. 0/47 useless extension candidates. Maximal degree in co-relation 49. Up to 2 conditions per place. [2021-04-29 04:48:39,405 INFO L146 LiptonReduction]: Number of co-enabled transitions 1440 [2021-04-29 04:48:40,656 INFO L158 LiptonReduction]: Checked pairs total: 1765 [2021-04-29 04:48:40,656 INFO L160 LiptonReduction]: Total number of compositions: 54 [2021-04-29 04:48:40,660 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1307 [2021-04-29 04:48:40,684 INFO L129 PetriNetUnfolder]: 4/51 cut-off events. [2021-04-29 04:48:40,684 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-04-29 04:48:40,684 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:40,685 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:40,686 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:40,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:40,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1158047795, now seen corresponding path program 1 times [2021-04-29 04:48:40,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:40,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200347906] [2021-04-29 04:48:40,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:40,884 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 04:48:40,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:40,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200347906] [2021-04-29 04:48:40,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:40,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-04-29 04:48:40,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026008344] [2021-04-29 04:48:40,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-29 04:48:40,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:40,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-29 04:48:40,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-29 04:48:40,929 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:48:40,932 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 52 transitions, 128 flow. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:40,932 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:40,932 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:48:40,934 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:41,535 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,536 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,536 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,537 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,537 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,537 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:41,537 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,538 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,538 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,538 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,538 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, 101#true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,539 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,539 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,539 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,539 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,539 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [81#true, thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,540 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,540 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,540 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,540 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,541 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,541 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,541 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,541 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,541 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,542 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,542 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,542 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,542 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,542 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,543 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,543 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,543 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,543 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,544 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,647 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,648 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,648 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,648 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,648 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,648 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:41,649 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,649 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,649 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,649 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,650 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,650 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,650 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,650 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,650 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,651 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [thread1Thread1of1ForFork0InUse, 81#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,651 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,651 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,651 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,652 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,652 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,652 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,652 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,653 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,653 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,653 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,653 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,654 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,654 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,654 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,654 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 10#thread1EXITtrue, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,655 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,655 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,655 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,655 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,755 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,755 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,755 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,755 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,756 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,756 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:41,756 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,756 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,756 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,757 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,757 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,757 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,757 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,757 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,758 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,758 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [thread1Thread1of1ForFork0InUse, 81#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,758 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,758 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,758 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,759 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,759 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 74#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,759 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,759 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,759 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,760 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,760 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,760 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,760 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,760 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,761 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,761 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 74#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,761 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,761 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,762 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,762 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,793 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,794 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,794 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,794 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,794 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,797 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,798 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,798 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,798 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,798 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,801 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,863 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,863 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,863 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,863 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,867 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [thread1Thread1of1ForFork0InUse, 97#true, 50#L18true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,867 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,868 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,868 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,868 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,953 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 70#true, 103#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,953 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,953 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,953 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,954 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,954 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 89#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,954 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,954 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,954 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,954 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,955 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 87#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,956 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,956 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,958 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,958 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,958 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 56#thread4EXITtrue, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,958 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,959 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,959 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,959 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,959 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:41,959 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,959 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,960 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,960 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,960 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [thread1Thread1of1ForFork0InUse, 97#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,960 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,960 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,960 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,961 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,961 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 103#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,961 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,961 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,961 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,961 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,962 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [thread1Thread1of1ForFork0InUse, 81#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,962 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,962 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,962 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,962 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,963 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,963 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,963 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,963 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,963 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,963 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,963 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,964 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:41,964 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,964 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:41,967 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 103#true, 104#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:41,967 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:41,967 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:41,967 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:41,968 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,075 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,076 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,076 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,076 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,076 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,076 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,077 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,077 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,077 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,078 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,078 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,081 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,082 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,082 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,083 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,089 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,089 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,089 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true, 79#true]) [2021-04-29 04:48:42,089 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,090 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,090 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,090 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,090 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [thread1Thread1of1ForFork0InUse, 97#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,090 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,090 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,091 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,091 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,091 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,091 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,091 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,091 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,091 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [thread1Thread1of1ForFork0InUse, 81#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,092 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,092 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,092 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,092 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,092 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,093 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,093 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,093 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,093 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,093 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,093 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,093 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,094 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,094 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,096 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 95#true]) [2021-04-29 04:48:42,097 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:42,097 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,097 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,097 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,212 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,213 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,213 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,213 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,213 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,214 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,214 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,215 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,215 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,215 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,215 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,215 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,215 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,216 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,216 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,216 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,220 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,220 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,221 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,221 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,221 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:42,221 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,221 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,291 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,291 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [80#true, 97#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,292 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,292 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,292 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,292 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,293 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,293 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,293 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,293 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,293 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,293 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [80#true, thread1Thread1of1ForFork0InUse, 81#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,293 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,294 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,294 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,294 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,294 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,294 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,294 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,294 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,295 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,295 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,295 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,295 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,295 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,295 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,297 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [80#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,298 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:42,298 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,298 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,298 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,426 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,426 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,427 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,427 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,427 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,427 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,427 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,427 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,428 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,428 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,428 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,428 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,428 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,428 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,428 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,429 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 56#thread4EXITtrue, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,429 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,429 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,429 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,429 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,429 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:42,430 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,430 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,430 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,430 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,430 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [97#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,430 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,431 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,431 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,431 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,431 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,435 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,435 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,436 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,436 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,438 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [thread1Thread1of1ForFork0InUse, 81#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,438 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,438 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,438 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,438 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,439 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,439 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,439 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,439 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,439 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,439 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 91#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,440 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,440 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,440 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,440 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,443 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 91#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,443 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:42,443 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,443 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,443 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,587 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,588 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,588 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,588 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,588 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,588 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,588 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,588 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,589 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,589 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,589 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,589 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,589 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,589 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,589 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,590 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,590 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,590 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,590 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,590 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,590 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:42,590 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,591 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,591 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,591 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,591 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [97#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,591 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,591 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,591 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,592 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 101#true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,592 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,592 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,592 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,592 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [81#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,593 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,593 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,593 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,593 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,593 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,593 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,593 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,594 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,594 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,594 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,594 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,594 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,594 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,594 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,600 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 75#true, 45#L46true, 77#true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,600 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:42,600 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,601 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,601 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,715 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,715 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,715 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,715 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,716 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,716 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,716 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,716 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,717 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,717 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,717 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,717 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,717 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,717 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,718 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,718 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,718 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,718 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:42,718 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,718 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,718 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,719 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,719 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [thread1Thread1of1ForFork0InUse, 97#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,719 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,719 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,719 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,719 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,719 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 101#true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,720 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,720 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,720 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,720 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,720 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [81#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,720 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,721 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,721 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,721 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,721 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,721 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,721 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,721 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,722 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,722 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,722 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,722 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,722 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,722 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,723 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 73#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,723 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,723 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,723 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,723 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,848 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 70#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,848 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,848 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,848 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,848 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,848 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,849 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,849 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,849 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,849 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,849 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][67], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 87#true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,849 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,849 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,850 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,850 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,850 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,850 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,850 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,850 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,850 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,851 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][69], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse, 79#true]) [2021-04-29 04:48:42,851 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,851 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,851 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,851 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,852 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [thread1Thread1of1ForFork0InUse, 97#true, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,852 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,853 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,853 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,853 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,853 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 101#true, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,853 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,853 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,854 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,854 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,854 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [81#true, thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,854 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,854 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,854 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,854 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,855 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, 94#true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,855 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,855 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,855 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,855 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,855 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, 35#L60true, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,855 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,856 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,856 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:42,856 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:42,859 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [thread1Thread1of1ForFork0InUse, 98#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 75#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:42,859 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:42,859 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,859 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:42,859 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,287 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 70#true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,288 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,288 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,288 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,288 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,290 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,290 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,290 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,290 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,290 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,292 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,293 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,293 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,293 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,293 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,294 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [thread1Thread1of1ForFork0InUse, 97#true, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 10#thread1EXITtrue, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,295 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,295 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,295 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,295 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,606 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][65], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 70#true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,606 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,607 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,607 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,607 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,609 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][66], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 89#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,609 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,610 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,610 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,610 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,612 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][68], [thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 56#thread4EXITtrue, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,612 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,612 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,613 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,613 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,615 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][70], [97#true, thread1Thread1of1ForFork0InUse, thread4Thread1of1ForFork3InUse, thread3Thread1of1ForFork2InUse, 22#L32true, 104#true, 74#true, 45#L46true, 46#L78true, thread2Thread1of1ForFork1InUse]) [2021-04-29 04:48:43,615 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,616 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,616 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:43,616 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:47,487 INFO L129 PetriNetUnfolder]: 51297/63788 cut-off events. [2021-04-29 04:48:47,488 INFO L130 PetriNetUnfolder]: For 57/57 co-relation queries the response was YES. [2021-04-29 04:48:47,594 INFO L84 FinitePrefix]: Finished finitePrefix Result has 127586 conditions, 63788 events. 51297/63788 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 11090. Compared 374201 event pairs, 16996 based on Foata normal form. 1/6072 useless extension candidates. Maximal degree in co-relation 127558. Up to 62751 conditions per place. [2021-04-29 04:48:47,654 INFO L132 encePairwiseOnDemand]: 80/111 looper letters, 32 selfloop transitions, 11 changer transitions 42/93 dead transitions. [2021-04-29 04:48:47,655 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 63 places, 93 transitions, 380 flow [2021-04-29 04:48:47,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-29 04:48:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-04-29 04:48:47,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 139 transitions. [2021-04-29 04:48:47,671 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4174174174174174 [2021-04-29 04:48:47,672 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 139 transitions. [2021-04-29 04:48:47,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 139 transitions. [2021-04-29 04:48:47,674 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:47,677 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 139 transitions. [2021-04-29 04:48:47,680 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:47,687 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:47,688 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 111.0) internal successors, (444), 4 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:47,690 INFO L185 Difference]: Start difference. First operand has 61 places, 52 transitions, 128 flow. Second operand 3 states and 139 transitions. [2021-04-29 04:48:47,691 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 63 places, 93 transitions, 380 flow [2021-04-29 04:48:47,716 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 55 places, 93 transitions, 364 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-04-29 04:48:47,719 INFO L241 Difference]: Finished difference. Result has 56 places, 45 transitions, 165 flow [2021-04-29 04:48:47,721 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=53, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=165, PETRI_PLACES=56, PETRI_TRANSITIONS=45} [2021-04-29 04:48:47,722 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -5 predicate places. [2021-04-29 04:48:47,722 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:47,723 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 56 places, 45 transitions, 165 flow [2021-04-29 04:48:47,723 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 56 places, 45 transitions, 165 flow [2021-04-29 04:48:47,724 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 39 places, 45 transitions, 165 flow [2021-04-29 04:48:47,734 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][43], [50#L18true, 35#L60true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 46#L78true]) [2021-04-29 04:48:47,734 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is cut-off event [2021-04-29 04:48:47,734 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:47,734 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:47,734 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:47,740 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][11], [50#L18true, 22#L32true, 104#true, 75#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 46#L78true]) [2021-04-29 04:48:47,740 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,741 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,741 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,741 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,742 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][14], [50#L18true, 22#L32true, 87#true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 46#L78true]) [2021-04-29 04:48:47,743 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,743 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,743 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,743 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,746 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][16], [50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 46#L78true, 79#true]) [2021-04-29 04:48:47,746 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,746 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,746 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,747 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,748 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][19], [50#L18true, 101#true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 46#L78true]) [2021-04-29 04:48:47,748 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,748 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,748 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,748 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,751 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][41], [81#true, 50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 46#L78true]) [2021-04-29 04:48:47,752 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,752 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,752 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,752 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,753 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][42], [50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 94#true, 46#L78true]) [2021-04-29 04:48:47,753 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,753 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,753 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,753 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:47,758 INFO L129 PetriNetUnfolder]: 253/367 cut-off events. [2021-04-29 04:48:47,758 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-04-29 04:48:47,759 INFO L84 FinitePrefix]: Finished finitePrefix Result has 694 conditions, 367 events. 253/367 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 1160 event pairs, 0 based on Foata normal form. 0/169 useless extension candidates. Maximal degree in co-relation 668. Up to 310 conditions per place. [2021-04-29 04:48:47,764 INFO L146 LiptonReduction]: Number of co-enabled transitions 576 [2021-04-29 04:48:47,771 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:47,771 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:47,771 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 49 [2021-04-29 04:48:47,773 INFO L480 AbstractCegarLoop]: Abstraction has has 39 places, 45 transitions, 165 flow [2021-04-29 04:48:47,774 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:47,774 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:47,774 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:47,774 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-29 04:48:47,775 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:47,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:47,775 INFO L82 PathProgramCache]: Analyzing trace with hash -141770731, now seen corresponding path program 1 times [2021-04-29 04:48:47,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:47,776 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977175568] [2021-04-29 04:48:47,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:47,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:47,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:47,815 INFO L142 QuantifierPusher]: treesize reduction 4, result has 63.6 percent of original size [2021-04-29 04:48:47,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:47,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:47,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:47,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1977175568] [2021-04-29 04:48:47,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:47,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:47,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940171590] [2021-04-29 04:48:47,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:47,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:47,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:47,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:47,838 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:48:47,838 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 39 places, 45 transitions, 165 flow. Second operand has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:47,838 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:47,838 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:48:47,839 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:48,066 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][58], [50#L18true, 70#true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,066 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][59], [50#L18true, 22#L32true, 104#true, 89#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,067 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,067 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,068 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][60], [50#L18true, 22#L32true, 56#thread4EXITtrue, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,068 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,068 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,068 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,068 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,069 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][61], [97#true, 50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,069 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,069 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,070 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,070 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,070 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][69], [50#L18true, 22#L32true, 87#true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,070 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][70], [50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true, 79#true]) [2021-04-29 04:48:48,071 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,071 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,072 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [50#L18true, 101#true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,072 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,072 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,072 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,072 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,072 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [81#true, 50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,073 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [50#L18true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true, 94#true]) [2021-04-29 04:48:48,073 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,073 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,074 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [50#L18true, 35#L60true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,074 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,074 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,074 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,074 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,075 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [50#L18true, 22#L32true, 104#true, 75#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,075 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,075 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,076 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,076 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,165 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([149] L60-->thread4FINAL: Formula: (not (< v_x4_18 v_n_8)) InVars {x4=v_x4_18, n=v_n_8} OutVars{x4=v_x4_18, n=v_n_8} AuxVars[] AssignedVars[][58], [70#true, 22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,165 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,165 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,165 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,165 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,165 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][59], [22#L32true, 104#true, 89#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,166 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,166 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,166 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,166 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,166 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([183] L60-->thread4EXIT: Formula: (not (< v_x4_33 v_n_19)) InVars {n=v_n_19, x4=v_x4_33} OutVars{n=v_n_19, x4=v_x4_33} AuxVars[] AssignedVars[][60], [22#L32true, 56#thread4EXITtrue, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,166 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,166 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,166 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,167 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,167 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([148] L60-->L61: Formula: (< v_x4_3 v_n_7) InVars {x4=v_x4_3, n=v_n_7} OutVars{x4=v_x4_3, n=v_n_7} AuxVars[] AssignedVars[][61], [97#true, 22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,167 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,167 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,167 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,167 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,167 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([166] thread1EXIT-->L79: Formula: (= v_thread1Thread1of1ForFork0_thidvar0_4 1) InVars {thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} OutVars{thread1Thread1of1ForFork0_thidvar0=v_thread1Thread1of1ForFork0_thidvar0_4} AuxVars[] AssignedVars[][66], [35#L60true, 22#L32true, 104#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 47#L79true]) [2021-04-29 04:48:48,168 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,168 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,168 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,168 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,168 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][69], [22#L32true, 87#true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,169 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,169 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,169 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,169 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,169 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][70], [22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true, 79#true]) [2021-04-29 04:48:48,169 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,169 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,169 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,170 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,170 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][71], [101#true, 22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,170 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,170 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,170 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,170 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,170 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][72], [81#true, 22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,171 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,171 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,171 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,171 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,171 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][73], [22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true, 94#true]) [2021-04-29 04:48:48,171 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,171 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,171 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,172 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,172 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][74], [35#L60true, 22#L32true, 104#true, 10#thread1EXITtrue, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,172 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,172 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,172 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,172 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,172 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][75], [22#L32true, 104#true, 10#thread1EXITtrue, 75#true, Black: 106#(and (= x4 x3) (= x2 x1)), 45#L46true, 109#true, 46#L78true]) [2021-04-29 04:48:48,172 INFO L384 tUnfolder$Statistics]: this new event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,173 INFO L387 tUnfolder$Statistics]: existing Event has 9 ancestors and is cut-off event [2021-04-29 04:48:48,173 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,173 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,503 INFO L129 PetriNetUnfolder]: 3899/5031 cut-off events. [2021-04-29 04:48:48,503 INFO L130 PetriNetUnfolder]: For 521/686 co-relation queries the response was YES. [2021-04-29 04:48:48,513 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12980 conditions, 5031 events. 3899/5031 cut-off events. For 521/686 co-relation queries the response was YES. Maximal size of possible extension queue 828. Compared 24069 event pairs, 1308 based on Foata normal form. 285/2754 useless extension candidates. Maximal degree in co-relation 12875. Up to 2802 conditions per place. [2021-04-29 04:48:48,525 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 72 selfloop transitions, 7 changer transitions 15/102 dead transitions. [2021-04-29 04:48:48,525 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 42 places, 102 transitions, 553 flow [2021-04-29 04:48:48,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 04:48:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 04:48:48,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 247 transitions. [2021-04-29 04:48:48,534 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5563063063063063 [2021-04-29 04:48:48,534 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 247 transitions. [2021-04-29 04:48:48,535 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 247 transitions. [2021-04-29 04:48:48,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:48,538 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 247 transitions. [2021-04-29 04:48:48,540 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 61.75) internal successors, (247), 4 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:48,543 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:48,544 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:48,544 INFO L185 Difference]: Start difference. First operand has 39 places, 45 transitions, 165 flow. Second operand 4 states and 247 transitions. [2021-04-29 04:48:48,544 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 42 places, 102 transitions, 553 flow [2021-04-29 04:48:48,548 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 102 transitions, 534 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:48,551 INFO L241 Difference]: Finished difference. Result has 43 places, 49 transitions, 201 flow [2021-04-29 04:48:48,552 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=45, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=38, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=201, PETRI_PLACES=43, PETRI_TRANSITIONS=49} [2021-04-29 04:48:48,552 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -18 predicate places. [2021-04-29 04:48:48,553 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:48,553 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 43 places, 49 transitions, 201 flow [2021-04-29 04:48:48,554 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 43 places, 49 transitions, 201 flow [2021-04-29 04:48:48,555 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 43 places, 49 transitions, 201 flow [2021-04-29 04:48:48,587 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([217] L60-->L66: Formula: (and (= (* 32 v_x4_79) v_x4_77) (< v_x4_79 v_n_59)) InVars {n=v_n_59, x4=v_x4_79} OutVars{n=v_n_59, x4=v_x4_77} AuxVars[] AssignedVars[x4][10], [50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), Black: 111#(= x1 x2), 22#L32true, 87#true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 46#L78true]) [2021-04-29 04:48:48,587 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,587 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,587 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,587 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,588 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([209] L60-->L63: Formula: (and (< v_x4_68 v_n_43) (= v_x4_67 (* v_x4_68 4))) InVars {n=v_n_43, x4=v_x4_68} OutVars{n=v_n_43, x4=v_x4_67} AuxVars[] AssignedVars[x4][21], [50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), Black: 111#(= x1 x2), 22#L32true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 94#true, 46#L78true]) [2021-04-29 04:48:48,588 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,588 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,588 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,588 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,588 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([219] L60-->L60: Formula: (and (< v_x4_91 v_n_63) (= (* 128 v_x4_91) v_x4_89)) InVars {n=v_n_63, x4=v_x4_91} OutVars{n=v_n_63, x4=v_x4_89} AuxVars[] AssignedVars[x4][22], [50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), 35#L60true, Black: 111#(= x1 x2), 22#L32true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 46#L78true]) [2021-04-29 04:48:48,589 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,589 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,589 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,589 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,589 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([201] L60-->L62: Formula: (and (= v_x4_59 (* v_x4_60 2)) (< v_x4_60 v_n_27)) InVars {n=v_n_27, x4=v_x4_60} OutVars{n=v_n_27, x4=v_x4_59} AuxVars[] AssignedVars[x4][8], [50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), Black: 111#(= x1 x2), 22#L32true, 75#true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 46#L78true]) [2021-04-29 04:48:48,589 INFO L384 tUnfolder$Statistics]: this new event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,590 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,590 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is cut-off event [2021-04-29 04:48:48,590 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is cut-off event [2021-04-29 04:48:48,590 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([216] L60-->L67: Formula: (and (< v_x4_73 v_n_57) (= v_x4_71 (* 64 v_x4_73))) InVars {n=v_n_57, x4=v_x4_73} OutVars{n=v_n_57, x4=v_x4_71} AuxVars[] AssignedVars[x4][36], [50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), Black: 111#(= x1 x2), 22#L32true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 46#L78true, 79#true]) [2021-04-29 04:48:48,591 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,591 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,591 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,591 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,592 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([208] L60-->L64: Formula: (and (< v_x4_64 v_n_41) (= (* v_x4_64 8) v_x4_63)) InVars {n=v_n_41, x4=v_x4_64} OutVars{n=v_n_41, x4=v_x4_63} AuxVars[] AssignedVars[x4][37], [50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), Black: 111#(= x1 x2), 101#true, 22#L32true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 46#L78true]) [2021-04-29 04:48:48,592 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,592 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,592 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,592 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,593 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([218] L60-->L65: Formula: (and (< v_x4_85 v_n_61) (= (* 16 v_x4_85) v_x4_83)) InVars {n=v_n_61, x4=v_x4_85} OutVars{n=v_n_61, x4=v_x4_83} AuxVars[] AssignedVars[x4][47], [81#true, 50#L18true, Black: 112#(and (<= n x1) (= x2 x1)), Black: 111#(= x1 x2), 22#L32true, Black: 106#(and (= x4 x3) (= x2 x1)), 109#true, 45#L46true, 46#L78true]) [2021-04-29 04:48:48,593 INFO L384 tUnfolder$Statistics]: this new event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,594 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,594 INFO L387 tUnfolder$Statistics]: existing Event has 8 ancestors and is not cut-off event [2021-04-29 04:48:48,594 INFO L387 tUnfolder$Statistics]: existing Event has 7 ancestors and is not cut-off event [2021-04-29 04:48:48,687 INFO L129 PetriNetUnfolder]: 892/1337 cut-off events. [2021-04-29 04:48:48,687 INFO L130 PetriNetUnfolder]: For 941/1409 co-relation queries the response was YES. [2021-04-29 04:48:48,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3387 conditions, 1337 events. 892/1337 cut-off events. For 941/1409 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 6073 event pairs, 111 based on Foata normal form. 113/803 useless extension candidates. Maximal degree in co-relation 3259. Up to 1032 conditions per place. [2021-04-29 04:48:48,719 INFO L146 LiptonReduction]: Number of co-enabled transitions 722 [2021-04-29 04:48:48,727 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:48,728 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:48,728 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 175 [2021-04-29 04:48:48,731 INFO L480 AbstractCegarLoop]: Abstraction has has 43 places, 49 transitions, 201 flow [2021-04-29 04:48:48,732 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:48,732 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:48,732 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:48,732 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-29 04:48:48,732 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:48,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:48,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1766125215, now seen corresponding path program 1 times [2021-04-29 04:48:48,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:48,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420789766] [2021-04-29 04:48:48,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:48,797 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:48,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:48,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:48,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:48,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:48,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:48,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420789766] [2021-04-29 04:48:48,807 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:48,808 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:48,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753870946] [2021-04-29 04:48:48,808 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:48,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:48,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:48,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:48,811 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:48,811 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 43 places, 49 transitions, 201 flow. Second operand has 4 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) [2021-04-29 04:48:48,811 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:48,812 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:48,812 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:49,492 INFO L129 PetriNetUnfolder]: 4144/5335 cut-off events. [2021-04-29 04:48:49,493 INFO L130 PetriNetUnfolder]: For 4803/4971 co-relation queries the response was YES. [2021-04-29 04:48:49,501 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16730 conditions, 5335 events. 4144/5335 cut-off events. For 4803/4971 co-relation queries the response was YES. Maximal size of possible extension queue 840. Compared 23477 event pairs, 113 based on Foata normal form. 18/2676 useless extension candidates. Maximal degree in co-relation 16656. Up to 3781 conditions per place. [2021-04-29 04:48:49,509 INFO L132 encePairwiseOnDemand]: 90/111 looper letters, 44 selfloop transitions, 24 changer transitions 44/120 dead transitions. [2021-04-29 04:48:49,510 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 120 transitions, 729 flow [2021-04-29 04:48:49,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 299 transitions. [2021-04-29 04:48:49,512 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5387387387387388 [2021-04-29 04:48:49,512 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 299 transitions. [2021-04-29 04:48:49,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 299 transitions. [2021-04-29 04:48:49,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:49,512 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 299 transitions. [2021-04-29 04:48:49,514 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 59.8) internal successors, (299), 5 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:49,517 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:49,517 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:49,518 INFO L185 Difference]: Start difference. First operand has 43 places, 49 transitions, 201 flow. Second operand 5 states and 299 transitions. [2021-04-29 04:48:49,518 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 120 transitions, 729 flow [2021-04-29 04:48:49,523 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 46 places, 120 transitions, 718 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:49,526 INFO L241 Difference]: Finished difference. Result has 49 places, 50 transitions, 290 flow [2021-04-29 04:48:49,526 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=42, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=49, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=290, PETRI_PLACES=49, PETRI_TRANSITIONS=50} [2021-04-29 04:48:49,526 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -12 predicate places. [2021-04-29 04:48:49,526 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:49,527 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 50 transitions, 290 flow [2021-04-29 04:48:49,529 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 50 transitions, 290 flow [2021-04-29 04:48:49,529 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 50 transitions, 290 flow [2021-04-29 04:48:49,566 INFO L129 PetriNetUnfolder]: 257/472 cut-off events. [2021-04-29 04:48:49,567 INFO L130 PetriNetUnfolder]: For 581/729 co-relation queries the response was YES. [2021-04-29 04:48:49,570 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1430 conditions, 472 events. 257/472 cut-off events. For 581/729 co-relation queries the response was YES. Maximal size of possible extension queue 67. Compared 2322 event pairs, 17 based on Foata normal form. 9/379 useless extension candidates. Maximal degree in co-relation 1340. Up to 275 conditions per place. [2021-04-29 04:48:49,577 INFO L146 LiptonReduction]: Number of co-enabled transitions 552 [2021-04-29 04:48:49,587 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:49,588 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:49,588 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 62 [2021-04-29 04:48:49,595 INFO L480 AbstractCegarLoop]: Abstraction has has 49 places, 50 transitions, 290 flow [2021-04-29 04:48:49,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 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) [2021-04-29 04:48:49,596 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:49,596 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:49,596 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-04-29 04:48:49,596 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:49,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:49,597 INFO L82 PathProgramCache]: Analyzing trace with hash 123642511, now seen corresponding path program 2 times [2021-04-29 04:48:49,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:49,597 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943090258] [2021-04-29 04:48:49,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:49,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:49,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:49,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:49,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:49,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:49,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:49,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943090258] [2021-04-29 04:48:49,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:49,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:49,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314397494] [2021-04-29 04:48:49,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:49,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:49,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:49,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:49,661 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:49,662 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 49 places, 50 transitions, 290 flow. Second operand has 4 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) [2021-04-29 04:48:49,662 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:49,662 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:49,662 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:49,927 INFO L129 PetriNetUnfolder]: 1316/1834 cut-off events. [2021-04-29 04:48:49,927 INFO L130 PetriNetUnfolder]: For 3227/3431 co-relation queries the response was YES. [2021-04-29 04:48:49,932 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7031 conditions, 1834 events. 1316/1834 cut-off events. For 3227/3431 co-relation queries the response was YES. Maximal size of possible extension queue 256. Compared 8116 event pairs, 57 based on Foata normal form. 68/1570 useless extension candidates. Maximal degree in co-relation 6954. Up to 867 conditions per place. [2021-04-29 04:48:49,937 INFO L132 encePairwiseOnDemand]: 91/111 looper letters, 45 selfloop transitions, 25 changer transitions 29/107 dead transitions. [2021-04-29 04:48:49,937 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 53 places, 107 transitions, 829 flow [2021-04-29 04:48:49,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:49,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 281 transitions. [2021-04-29 04:48:49,939 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5063063063063064 [2021-04-29 04:48:49,939 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 281 transitions. [2021-04-29 04:48:49,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 281 transitions. [2021-04-29 04:48:49,940 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:49,940 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 281 transitions. [2021-04-29 04:48:49,941 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 56.2) internal successors, (281), 5 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:49,942 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:49,943 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:49,943 INFO L185 Difference]: Start difference. First operand has 49 places, 50 transitions, 290 flow. Second operand 5 states and 281 transitions. [2021-04-29 04:48:49,943 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 53 places, 107 transitions, 829 flow [2021-04-29 04:48:49,951 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 107 transitions, 829 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-04-29 04:48:49,954 INFO L241 Difference]: Finished difference. Result has 55 places, 53 transitions, 388 flow [2021-04-29 04:48:49,954 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=290, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=388, PETRI_PLACES=55, PETRI_TRANSITIONS=53} [2021-04-29 04:48:49,954 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -6 predicate places. [2021-04-29 04:48:49,955 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:49,955 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 53 transitions, 388 flow [2021-04-29 04:48:49,955 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 53 transitions, 388 flow [2021-04-29 04:48:49,956 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 53 transitions, 388 flow [2021-04-29 04:48:49,991 INFO L129 PetriNetUnfolder]: 222/428 cut-off events. [2021-04-29 04:48:49,992 INFO L130 PetriNetUnfolder]: For 732/851 co-relation queries the response was YES. [2021-04-29 04:48:49,995 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1470 conditions, 428 events. 222/428 cut-off events. For 732/851 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 2082 event pairs, 17 based on Foata normal form. 9/352 useless extension candidates. Maximal degree in co-relation 1371. Up to 261 conditions per place. [2021-04-29 04:48:50,001 INFO L146 LiptonReduction]: Number of co-enabled transitions 526 [2021-04-29 04:48:50,010 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:50,010 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:50,010 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 55 [2021-04-29 04:48:50,011 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 53 transitions, 388 flow [2021-04-29 04:48:50,012 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 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) [2021-04-29 04:48:50,012 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:50,012 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:50,012 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-04-29 04:48:50,012 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:50,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:50,013 INFO L82 PathProgramCache]: Analyzing trace with hash 978133518, now seen corresponding path program 1 times [2021-04-29 04:48:50,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:50,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320106284] [2021-04-29 04:48:50,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:50,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:50,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:50,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:50,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320106284] [2021-04-29 04:48:50,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:50,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:50,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272717749] [2021-04-29 04:48:50,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:50,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:50,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:50,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:50,043 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:50,044 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 53 transitions, 388 flow. Second operand has 4 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) [2021-04-29 04:48:50,044 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:50,044 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:50,044 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:50,217 INFO L129 PetriNetUnfolder]: 694/1033 cut-off events. [2021-04-29 04:48:50,218 INFO L130 PetriNetUnfolder]: For 2535/2798 co-relation queries the response was YES. [2021-04-29 04:48:50,221 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4464 conditions, 1033 events. 694/1033 cut-off events. For 2535/2798 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 4558 event pairs, 25 based on Foata normal form. 49/927 useless extension candidates. Maximal degree in co-relation 4386. Up to 541 conditions per place. [2021-04-29 04:48:50,226 INFO L132 encePairwiseOnDemand]: 91/111 looper letters, 45 selfloop transitions, 22 changer transitions 2/77 dead transitions. [2021-04-29 04:48:50,226 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 77 transitions, 665 flow [2021-04-29 04:48:50,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 259 transitions. [2021-04-29 04:48:50,229 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4666666666666667 [2021-04-29 04:48:50,229 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 259 transitions. [2021-04-29 04:48:50,229 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 259 transitions. [2021-04-29 04:48:50,229 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:50,230 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 259 transitions. [2021-04-29 04:48:50,231 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 51.8) internal successors, (259), 5 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,233 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,233 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,233 INFO L185 Difference]: Start difference. First operand has 55 places, 53 transitions, 388 flow. Second operand 5 states and 259 transitions. [2021-04-29 04:48:50,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 77 transitions, 665 flow [2021-04-29 04:48:50,250 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 77 transitions, 658 flow, removed 2 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:50,253 INFO L241 Difference]: Finished difference. Result has 60 places, 52 transitions, 442 flow [2021-04-29 04:48:50,253 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=362, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=51, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=442, PETRI_PLACES=60, PETRI_TRANSITIONS=52} [2021-04-29 04:48:50,253 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -1 predicate places. [2021-04-29 04:48:50,254 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:50,254 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 52 transitions, 442 flow [2021-04-29 04:48:50,254 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 52 transitions, 442 flow [2021-04-29 04:48:50,255 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 52 transitions, 442 flow [2021-04-29 04:48:50,296 INFO L129 PetriNetUnfolder]: 209/412 cut-off events. [2021-04-29 04:48:50,296 INFO L130 PetriNetUnfolder]: For 756/874 co-relation queries the response was YES. [2021-04-29 04:48:50,299 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1480 conditions, 412 events. 209/412 cut-off events. For 756/874 co-relation queries the response was YES. Maximal size of possible extension queue 55. Compared 2018 event pairs, 16 based on Foata normal form. 8/333 useless extension candidates. Maximal degree in co-relation 1402. Up to 247 conditions per place. [2021-04-29 04:48:50,307 INFO L146 LiptonReduction]: Number of co-enabled transitions 508 [2021-04-29 04:48:50,322 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:50,322 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:50,323 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 69 [2021-04-29 04:48:50,324 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 52 transitions, 442 flow [2021-04-29 04:48:50,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 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) [2021-04-29 04:48:50,324 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:50,325 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:50,325 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-29 04:48:50,325 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:50,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:50,325 INFO L82 PathProgramCache]: Analyzing trace with hash -554194892, now seen corresponding path program 2 times [2021-04-29 04:48:50,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:50,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647064589] [2021-04-29 04:48:50,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:50,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:50,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:50,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:50,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:50,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647064589] [2021-04-29 04:48:50,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:50,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:50,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942160626] [2021-04-29 04:48:50,352 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:50,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:50,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:50,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:50,354 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:50,354 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 52 transitions, 442 flow. Second operand has 4 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) [2021-04-29 04:48:50,354 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:50,354 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:50,355 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:50,531 INFO L129 PetriNetUnfolder]: 730/1076 cut-off events. [2021-04-29 04:48:50,531 INFO L130 PetriNetUnfolder]: For 2738/2975 co-relation queries the response was YES. [2021-04-29 04:48:50,536 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4954 conditions, 1076 events. 730/1076 cut-off events. For 2738/2975 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 4653 event pairs, 57 based on Foata normal form. 74/1021 useless extension candidates. Maximal degree in co-relation 4874. Up to 629 conditions per place. [2021-04-29 04:48:50,540 INFO L132 encePairwiseOnDemand]: 91/111 looper letters, 48 selfloop transitions, 23 changer transitions 2/81 dead transitions. [2021-04-29 04:48:50,541 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 81 transitions, 773 flow [2021-04-29 04:48:50,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:50,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:50,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 260 transitions. [2021-04-29 04:48:50,543 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.46846846846846846 [2021-04-29 04:48:50,543 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 260 transitions. [2021-04-29 04:48:50,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 260 transitions. [2021-04-29 04:48:50,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:50,543 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 260 transitions. [2021-04-29 04:48:50,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 52.0) internal successors, (260), 5 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,546 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,546 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,546 INFO L185 Difference]: Start difference. First operand has 60 places, 52 transitions, 442 flow. Second operand 5 states and 260 transitions. [2021-04-29 04:48:50,546 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 81 transitions, 773 flow [2021-04-29 04:48:50,567 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 81 transitions, 750 flow, removed 1 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:50,571 INFO L241 Difference]: Finished difference. Result has 65 places, 55 transitions, 519 flow [2021-04-29 04:48:50,571 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=419, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=52, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=21, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=519, PETRI_PLACES=65, PETRI_TRANSITIONS=55} [2021-04-29 04:48:50,572 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 4 predicate places. [2021-04-29 04:48:50,572 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:50,572 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 55 transitions, 519 flow [2021-04-29 04:48:50,572 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 55 transitions, 519 flow [2021-04-29 04:48:50,573 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 55 transitions, 519 flow [2021-04-29 04:48:50,613 INFO L129 PetriNetUnfolder]: 250/479 cut-off events. [2021-04-29 04:48:50,614 INFO L130 PetriNetUnfolder]: For 1041/1173 co-relation queries the response was YES. [2021-04-29 04:48:50,617 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1928 conditions, 479 events. 250/479 cut-off events. For 1041/1173 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 2458 event pairs, 30 based on Foata normal form. 7/392 useless extension candidates. Maximal degree in co-relation 1863. Up to 307 conditions per place. [2021-04-29 04:48:50,626 INFO L146 LiptonReduction]: Number of co-enabled transitions 552 [2021-04-29 04:48:50,635 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:50,635 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:50,635 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 63 [2021-04-29 04:48:50,641 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 55 transitions, 519 flow [2021-04-29 04:48:50,641 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 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) [2021-04-29 04:48:50,641 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:50,642 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:50,642 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-04-29 04:48:50,642 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:50,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:50,643 INFO L82 PathProgramCache]: Analyzing trace with hash 1992076338, now seen corresponding path program 1 times [2021-04-29 04:48:50,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:50,643 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495626439] [2021-04-29 04:48:50,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:50,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:50,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:50,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495626439] [2021-04-29 04:48:50,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:50,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:50,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939045079] [2021-04-29 04:48:50,705 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:50,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:50,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:50,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:50,709 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:48:50,710 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 55 transitions, 519 flow. Second operand has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,710 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:50,710 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:48:50,710 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:50,940 INFO L129 PetriNetUnfolder]: 947/1465 cut-off events. [2021-04-29 04:48:50,941 INFO L130 PetriNetUnfolder]: For 4693/4919 co-relation queries the response was YES. [2021-04-29 04:48:50,947 INFO L84 FinitePrefix]: Finished finitePrefix Result has 7110 conditions, 1465 events. 947/1465 cut-off events. For 4693/4919 co-relation queries the response was YES. Maximal size of possible extension queue 178. Compared 7710 event pairs, 306 based on Foata normal form. 125/1471 useless extension candidates. Maximal degree in co-relation 6964. Up to 880 conditions per place. [2021-04-29 04:48:50,953 INFO L132 encePairwiseOnDemand]: 107/111 looper letters, 60 selfloop transitions, 6 changer transitions 39/113 dead transitions. [2021-04-29 04:48:50,953 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 68 places, 113 transitions, 1341 flow [2021-04-29 04:48:50,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 04:48:50,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 04:48:50,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 235 transitions. [2021-04-29 04:48:50,955 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.5292792792792793 [2021-04-29 04:48:50,955 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 235 transitions. [2021-04-29 04:48:50,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 235 transitions. [2021-04-29 04:48:50,956 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:50,956 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 235 transitions. [2021-04-29 04:48:50,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 58.75) internal successors, (235), 4 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,958 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,958 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:50,958 INFO L185 Difference]: Start difference. First operand has 65 places, 55 transitions, 519 flow. Second operand 4 states and 235 transitions. [2021-04-29 04:48:50,959 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 68 places, 113 transitions, 1341 flow [2021-04-29 04:48:50,991 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 67 places, 113 transitions, 1277 flow, removed 12 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:50,993 INFO L241 Difference]: Finished difference. Result has 68 places, 39 transitions, 315 flow [2021-04-29 04:48:50,995 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=491, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=55, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=49, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=315, PETRI_PLACES=68, PETRI_TRANSITIONS=39} [2021-04-29 04:48:50,995 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 7 predicate places. [2021-04-29 04:48:50,995 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:50,996 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 68 places, 39 transitions, 315 flow [2021-04-29 04:48:50,996 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 68 places, 39 transitions, 315 flow [2021-04-29 04:48:50,996 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 39 transitions, 315 flow [2021-04-29 04:48:51,015 INFO L129 PetriNetUnfolder]: 77/156 cut-off events. [2021-04-29 04:48:51,015 INFO L130 PetriNetUnfolder]: For 455/493 co-relation queries the response was YES. [2021-04-29 04:48:51,016 INFO L84 FinitePrefix]: Finished finitePrefix Result has 637 conditions, 156 events. 77/156 cut-off events. For 455/493 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 551 event pairs, 7 based on Foata normal form. 11/152 useless extension candidates. Maximal degree in co-relation 595. Up to 85 conditions per place. [2021-04-29 04:48:51,019 INFO L146 LiptonReduction]: Number of co-enabled transitions 362 [2021-04-29 04:48:51,024 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:51,024 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:51,024 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 29 [2021-04-29 04:48:51,026 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 39 transitions, 315 flow [2021-04-29 04:48:51,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,026 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:51,026 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:51,026 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-04-29 04:48:51,027 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:51,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:51,027 INFO L82 PathProgramCache]: Analyzing trace with hash 2020061925, now seen corresponding path program 2 times [2021-04-29 04:48:51,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:51,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897569813] [2021-04-29 04:48:51,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:51,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:51,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:51,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:51,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897569813] [2021-04-29 04:48:51,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-29 04:48:51,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-29 04:48:51,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923263367] [2021-04-29 04:48:51,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-29 04:48:51,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:51,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-29 04:48:51,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-29 04:48:51,085 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:48:51,085 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 39 transitions, 315 flow. Second operand has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,086 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:51,086 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:48:51,086 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:51,168 INFO L129 PetriNetUnfolder]: 385/567 cut-off events. [2021-04-29 04:48:51,168 INFO L130 PetriNetUnfolder]: For 2416/2557 co-relation queries the response was YES. [2021-04-29 04:48:51,171 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2966 conditions, 567 events. 385/567 cut-off events. For 2416/2557 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 2148 event pairs, 105 based on Foata normal form. 44/596 useless extension candidates. Maximal degree in co-relation 2892. Up to 315 conditions per place. [2021-04-29 04:48:51,176 INFO L132 encePairwiseOnDemand]: 107/111 looper letters, 61 selfloop transitions, 6 changer transitions 0/75 dead transitions. [2021-04-29 04:48:51,177 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 75 transitions, 781 flow [2021-04-29 04:48:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-29 04:48:51,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-04-29 04:48:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 199 transitions. [2021-04-29 04:48:51,179 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44819819819819817 [2021-04-29 04:48:51,179 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 199 transitions. [2021-04-29 04:48:51,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 199 transitions. [2021-04-29 04:48:51,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:51,179 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 199 transitions. [2021-04-29 04:48:51,180 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 49.75) internal successors, (199), 4 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,181 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,182 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 111.0) internal successors, (555), 5 states have internal predecessors, (555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,182 INFO L185 Difference]: Start difference. First operand has 51 places, 39 transitions, 315 flow. Second operand 4 states and 199 transitions. [2021-04-29 04:48:51,182 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 75 transitions, 781 flow [2021-04-29 04:48:51,188 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 75 transitions, 729 flow, removed 15 selfloop flow, removed 4 redundant places. [2021-04-29 04:48:51,190 INFO L241 Difference]: Finished difference. Result has 51 places, 40 transitions, 316 flow [2021-04-29 04:48:51,190 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=289, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=33, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=316, PETRI_PLACES=51, PETRI_TRANSITIONS=40} [2021-04-29 04:48:51,190 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -10 predicate places. [2021-04-29 04:48:51,190 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:51,191 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 51 places, 40 transitions, 316 flow [2021-04-29 04:48:51,191 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 51 places, 40 transitions, 316 flow [2021-04-29 04:48:51,191 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 51 places, 40 transitions, 316 flow [2021-04-29 04:48:51,210 INFO L129 PetriNetUnfolder]: 116/214 cut-off events. [2021-04-29 04:48:51,210 INFO L130 PetriNetUnfolder]: For 606/663 co-relation queries the response was YES. [2021-04-29 04:48:51,212 INFO L84 FinitePrefix]: Finished finitePrefix Result has 902 conditions, 214 events. 116/214 cut-off events. For 606/663 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 766 event pairs, 17 based on Foata normal form. 8/207 useless extension candidates. Maximal degree in co-relation 833. Up to 127 conditions per place. [2021-04-29 04:48:51,216 INFO L146 LiptonReduction]: Number of co-enabled transitions 382 [2021-04-29 04:48:51,221 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:51,221 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:51,222 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 32 [2021-04-29 04:48:51,225 INFO L480 AbstractCegarLoop]: Abstraction has has 51 places, 40 transitions, 316 flow [2021-04-29 04:48:51,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 44.75) internal successors, (179), 4 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,226 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:51,226 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:51,226 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-04-29 04:48:51,226 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:51,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:51,227 INFO L82 PathProgramCache]: Analyzing trace with hash -2045319828, now seen corresponding path program 1 times [2021-04-29 04:48:51,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:51,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545715747] [2021-04-29 04:48:51,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:51,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,331 INFO L142 QuantifierPusher]: treesize reduction 11, result has 52.2 percent of original size [2021-04-29 04:48:51,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:51,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545715747] [2021-04-29 04:48:51,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840970790] [2021-04-29 04:48:51,338 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 [2021-04-29 04:48:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:51,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-04-29 04:48:51,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:51,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:51,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:51,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:51,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:51,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,417 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,421 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,421 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,426 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:51,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:51,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:51,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:51,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:51,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:51,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:51,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:51,567 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:51,567 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-04-29 04:48:51,567 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223014416] [2021-04-29 04:48:51,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 04:48:51,568 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:51,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 04:48:51,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-29 04:48:51,569 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:48:51,570 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 40 transitions, 316 flow. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,570 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:51,570 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:48:51,570 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:51,762 INFO L129 PetriNetUnfolder]: 485/713 cut-off events. [2021-04-29 04:48:51,762 INFO L130 PetriNetUnfolder]: For 3112/3238 co-relation queries the response was YES. [2021-04-29 04:48:51,767 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3811 conditions, 713 events. 485/713 cut-off events. For 3112/3238 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 2740 event pairs, 99 based on Foata normal form. 15/712 useless extension candidates. Maximal degree in co-relation 3730. Up to 536 conditions per place. [2021-04-29 04:48:51,776 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 49 selfloop transitions, 15 changer transitions 0/72 dead transitions. [2021-04-29 04:48:51,776 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 55 places, 72 transitions, 698 flow [2021-04-29 04:48:51,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:51,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:51,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2021-04-29 04:48:51,778 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22702702702702704 [2021-04-29 04:48:51,778 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 126 transitions. [2021-04-29 04:48:51,778 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 126 transitions. [2021-04-29 04:48:51,778 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:51,778 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 126 transitions. [2021-04-29 04:48:51,779 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,780 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,781 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,781 INFO L185 Difference]: Start difference. First operand has 51 places, 40 transitions, 316 flow. Second operand 5 states and 126 transitions. [2021-04-29 04:48:51,781 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 55 places, 72 transitions, 698 flow [2021-04-29 04:48:51,793 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 53 places, 72 transitions, 677 flow, removed 3 selfloop flow, removed 2 redundant places. [2021-04-29 04:48:51,795 INFO L241 Difference]: Finished difference. Result has 55 places, 50 transitions, 452 flow [2021-04-29 04:48:51,795 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=303, PETRI_DIFFERENCE_MINUEND_PLACES=49, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=40, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=452, PETRI_PLACES=55, PETRI_TRANSITIONS=50} [2021-04-29 04:48:51,796 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -6 predicate places. [2021-04-29 04:48:51,796 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:51,796 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 55 places, 50 transitions, 452 flow [2021-04-29 04:48:51,796 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 55 places, 50 transitions, 452 flow [2021-04-29 04:48:51,797 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 55 places, 50 transitions, 452 flow [2021-04-29 04:48:51,836 INFO L129 PetriNetUnfolder]: 130/246 cut-off events. [2021-04-29 04:48:51,836 INFO L130 PetriNetUnfolder]: For 844/933 co-relation queries the response was YES. [2021-04-29 04:48:51,840 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1098 conditions, 246 events. 130/246 cut-off events. For 844/933 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 956 event pairs, 19 based on Foata normal form. 16/244 useless extension candidates. Maximal degree in co-relation 1015. Up to 144 conditions per place. [2021-04-29 04:48:51,858 INFO L146 LiptonReduction]: Number of co-enabled transitions 490 [2021-04-29 04:48:51,867 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:51,868 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:51,868 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 72 [2021-04-29 04:48:51,869 INFO L480 AbstractCegarLoop]: Abstraction has has 55 places, 50 transitions, 452 flow [2021-04-29 04:48:51,869 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:51,869 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:51,870 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:52,082 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-04-29 04:48:52,083 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:52,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:52,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1027320966, now seen corresponding path program 2 times [2021-04-29 04:48:52,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:52,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102737132] [2021-04-29 04:48:52,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:52,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,126 INFO L142 QuantifierPusher]: treesize reduction 11, result has 52.2 percent of original size [2021-04-29 04:48:52,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:52,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:52,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102737132] [2021-04-29 04:48:52,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296716295] [2021-04-29 04:48:52,131 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-04-29 04:48:52,162 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:48:52,162 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:48:52,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-04-29 04:48:52,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:52,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:52,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:52,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:52,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:52,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:48:52,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:48:52,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:52,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:52,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-04-29 04:48:52,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499680870] [2021-04-29 04:48:52,288 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 04:48:52,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:52,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 04:48:52,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-29 04:48:52,289 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:48:52,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 55 places, 50 transitions, 452 flow. Second operand has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:52,290 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:52,290 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:48:52,290 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:52,475 INFO L129 PetriNetUnfolder]: 585/850 cut-off events. [2021-04-29 04:48:52,475 INFO L130 PetriNetUnfolder]: For 3933/4116 co-relation queries the response was YES. [2021-04-29 04:48:52,480 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4815 conditions, 850 events. 585/850 cut-off events. For 3933/4116 co-relation queries the response was YES. Maximal size of possible extension queue 76. Compared 3250 event pairs, 107 based on Foata normal form. 19/851 useless extension candidates. Maximal degree in co-relation 4728. Up to 677 conditions per place. [2021-04-29 04:48:52,489 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 59 selfloop transitions, 15 changer transitions 0/82 dead transitions. [2021-04-29 04:48:52,490 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 82 transitions, 863 flow [2021-04-29 04:48:52,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2021-04-29 04:48:52,491 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22702702702702704 [2021-04-29 04:48:52,492 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 126 transitions. [2021-04-29 04:48:52,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 126 transitions. [2021-04-29 04:48:52,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:52,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 126 transitions. [2021-04-29 04:48:52,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:52,494 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:52,494 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:52,495 INFO L185 Difference]: Start difference. First operand has 55 places, 50 transitions, 452 flow. Second operand 5 states and 126 transitions. [2021-04-29 04:48:52,495 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 82 transitions, 863 flow [2021-04-29 04:48:52,504 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 58 places, 82 transitions, 834 flow, removed 12 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:52,506 INFO L241 Difference]: Finished difference. Result has 60 places, 60 transitions, 584 flow [2021-04-29 04:48:52,507 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=423, PETRI_DIFFERENCE_MINUEND_PLACES=54, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=50, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=584, PETRI_PLACES=60, PETRI_TRANSITIONS=60} [2021-04-29 04:48:52,507 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, -1 predicate places. [2021-04-29 04:48:52,507 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:52,507 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 60 places, 60 transitions, 584 flow [2021-04-29 04:48:52,508 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 60 places, 60 transitions, 584 flow [2021-04-29 04:48:52,508 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 60 places, 60 transitions, 584 flow [2021-04-29 04:48:52,545 INFO L129 PetriNetUnfolder]: 143/269 cut-off events. [2021-04-29 04:48:52,545 INFO L130 PetriNetUnfolder]: For 1061/1167 co-relation queries the response was YES. [2021-04-29 04:48:52,549 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1301 conditions, 269 events. 143/269 cut-off events. For 1061/1167 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1074 event pairs, 21 based on Foata normal form. 19/266 useless extension candidates. Maximal degree in co-relation 1206. Up to 154 conditions per place. [2021-04-29 04:48:52,555 INFO L146 LiptonReduction]: Number of co-enabled transitions 590 [2021-04-29 04:48:52,564 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:52,565 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:52,565 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 58 [2021-04-29 04:48:52,566 INFO L480 AbstractCegarLoop]: Abstraction has has 60 places, 60 transitions, 584 flow [2021-04-29 04:48:52,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.2) internal successors, (101), 5 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:52,566 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:52,566 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:52,780 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-04-29 04:48:52,780 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:52,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:52,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1401906314, now seen corresponding path program 1 times [2021-04-29 04:48:52,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:52,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480504893] [2021-04-29 04:48:52,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:52,808 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 04:48:52,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,814 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:48:52,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,827 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-04-29 04:48:52,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:52,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480504893] [2021-04-29 04:48:52,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860583796] [2021-04-29 04:48:52,833 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 [2021-04-29 04:48:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:52,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-04-29 04:48:52,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:52,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,874 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,875 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,879 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:52,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:52,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:52,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:52,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:52,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:52,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:52,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:52,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:52,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:52,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-04-29 04:48:52,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334596305] [2021-04-29 04:48:52,985 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 04:48:52,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:52,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 04:48:52,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-29 04:48:52,987 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:48:52,987 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 60 transitions, 584 flow. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:52,987 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:52,988 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:48:52,988 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:53,199 INFO L129 PetriNetUnfolder]: 685/1023 cut-off events. [2021-04-29 04:48:53,199 INFO L130 PetriNetUnfolder]: For 4519/4781 co-relation queries the response was YES. [2021-04-29 04:48:53,205 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5772 conditions, 1023 events. 685/1023 cut-off events. For 4519/4781 co-relation queries the response was YES. Maximal size of possible extension queue 99. Compared 4434 event pairs, 53 based on Foata normal form. 30/1034 useless extension candidates. Maximal degree in co-relation 5640. Up to 818 conditions per place. [2021-04-29 04:48:53,216 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 68 selfloop transitions, 14 changer transitions 0/90 dead transitions. [2021-04-29 04:48:53,216 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 64 places, 90 transitions, 980 flow [2021-04-29 04:48:53,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:53,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2021-04-29 04:48:53,218 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22702702702702704 [2021-04-29 04:48:53,218 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 126 transitions. [2021-04-29 04:48:53,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 126 transitions. [2021-04-29 04:48:53,218 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:53,218 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 126 transitions. [2021-04-29 04:48:53,219 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,220 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,220 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,220 INFO L185 Difference]: Start difference. First operand has 60 places, 60 transitions, 584 flow. Second operand 5 states and 126 transitions. [2021-04-29 04:48:53,220 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 64 places, 90 transitions, 980 flow [2021-04-29 04:48:53,234 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 90 transitions, 935 flow, removed 20 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:53,237 INFO L241 Difference]: Finished difference. Result has 65 places, 69 transitions, 690 flow [2021-04-29 04:48:53,237 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=539, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=60, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=690, PETRI_PLACES=65, PETRI_TRANSITIONS=69} [2021-04-29 04:48:53,237 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 4 predicate places. [2021-04-29 04:48:53,238 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:53,238 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 69 transitions, 690 flow [2021-04-29 04:48:53,238 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 69 transitions, 690 flow [2021-04-29 04:48:53,239 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 65 places, 69 transitions, 690 flow [2021-04-29 04:48:53,277 INFO L129 PetriNetUnfolder]: 149/291 cut-off events. [2021-04-29 04:48:53,277 INFO L130 PetriNetUnfolder]: For 1409/1542 co-relation queries the response was YES. [2021-04-29 04:48:53,281 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1475 conditions, 291 events. 149/291 cut-off events. For 1409/1542 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1262 event pairs, 21 based on Foata normal form. 16/288 useless extension candidates. Maximal degree in co-relation 1362. Up to 156 conditions per place. [2021-04-29 04:48:53,287 INFO L146 LiptonReduction]: Number of co-enabled transitions 694 [2021-04-29 04:48:53,299 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:53,300 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:53,300 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 62 [2021-04-29 04:48:53,301 INFO L480 AbstractCegarLoop]: Abstraction has has 65 places, 69 transitions, 690 flow [2021-04-29 04:48:53,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,301 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:53,301 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:53,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-04-29 04:48:53,516 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:53,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:53,517 INFO L82 PathProgramCache]: Analyzing trace with hash -368510268, now seen corresponding path program 2 times [2021-04-29 04:48:53,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:53,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798045000] [2021-04-29 04:48:53,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:53,537 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 04:48:53,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,543 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:48:53,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:53,553 INFO L142 QuantifierPusher]: treesize reduction 15, result has 44.4 percent of original size [2021-04-29 04:48:53,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 04:48:53,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798045000] [2021-04-29 04:48:53,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265522682] [2021-04-29 04:48:53,557 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:48:53,588 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:48:53,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:48:53,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjunts are in the unsatisfiable core [2021-04-29 04:48:53,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:53,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:53,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:53,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:53,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:53,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:53,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,660 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,661 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,663 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,671 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:53,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:53,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:53,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 3] total 3 [2021-04-29 04:48:53,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523082631] [2021-04-29 04:48:53,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-29 04:48:53,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:53,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-29 04:48:53,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-04-29 04:48:53,683 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:48:53,683 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 65 places, 69 transitions, 690 flow. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,684 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:53,684 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:48:53,684 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:53,957 INFO L129 PetriNetUnfolder]: 785/1175 cut-off events. [2021-04-29 04:48:53,958 INFO L130 PetriNetUnfolder]: For 5896/6019 co-relation queries the response was YES. [2021-04-29 04:48:53,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 6702 conditions, 1175 events. 785/1175 cut-off events. For 5896/6019 co-relation queries the response was YES. Maximal size of possible extension queue 122. Compared 5345 event pairs, 137 based on Foata normal form. 12/1173 useless extension candidates. Maximal degree in co-relation 6544. Up to 959 conditions per place. [2021-04-29 04:48:53,980 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 77 selfloop transitions, 14 changer transitions 0/99 dead transitions. [2021-04-29 04:48:53,980 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 69 places, 99 transitions, 1120 flow [2021-04-29 04:48:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-29 04:48:53,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-04-29 04:48:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 126 transitions. [2021-04-29 04:48:53,982 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22702702702702704 [2021-04-29 04:48:53,982 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 126 transitions. [2021-04-29 04:48:53,982 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 126 transitions. [2021-04-29 04:48:53,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:53,982 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 126 transitions. [2021-04-29 04:48:53,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,984 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,985 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 111.0) internal successors, (666), 6 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:53,985 INFO L185 Difference]: Start difference. First operand has 65 places, 69 transitions, 690 flow. Second operand 5 states and 126 transitions. [2021-04-29 04:48:53,985 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 69 places, 99 transitions, 1120 flow [2021-04-29 04:48:54,002 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 99 transitions, 1097 flow, removed 9 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:54,004 INFO L241 Difference]: Finished difference. Result has 70 places, 78 transitions, 832 flow [2021-04-29 04:48:54,005 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=667, PETRI_DIFFERENCE_MINUEND_PLACES=64, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=69, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=59, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=832, PETRI_PLACES=70, PETRI_TRANSITIONS=78} [2021-04-29 04:48:54,005 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 9 predicate places. [2021-04-29 04:48:54,005 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:54,005 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 70 places, 78 transitions, 832 flow [2021-04-29 04:48:54,006 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 70 places, 78 transitions, 832 flow [2021-04-29 04:48:54,007 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 70 places, 78 transitions, 832 flow [2021-04-29 04:48:54,052 INFO L129 PetriNetUnfolder]: 178/347 cut-off events. [2021-04-29 04:48:54,052 INFO L130 PetriNetUnfolder]: For 1973/2119 co-relation queries the response was YES. [2021-04-29 04:48:54,057 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1768 conditions, 347 events. 178/347 cut-off events. For 1973/2119 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 1565 event pairs, 24 based on Foata normal form. 16/343 useless extension candidates. Maximal degree in co-relation 1622. Up to 180 conditions per place. [2021-04-29 04:48:54,066 INFO L146 LiptonReduction]: Number of co-enabled transitions 794 [2021-04-29 04:48:54,081 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:54,081 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:54,082 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 77 [2021-04-29 04:48:54,083 INFO L480 AbstractCegarLoop]: Abstraction has has 70 places, 78 transitions, 832 flow [2021-04-29 04:48:54,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:54,083 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:54,083 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:54,298 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:48:54,298 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:54,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:54,300 INFO L82 PathProgramCache]: Analyzing trace with hash -1644858258, now seen corresponding path program 3 times [2021-04-29 04:48:54,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:54,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650993858] [2021-04-29 04:48:54,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:54,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:54,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:54,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:54,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650993858] [2021-04-29 04:48:54,339 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [192646076] [2021-04-29 04:48:54,340 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:48:54,383 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 04:48:54,383 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:48:54,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:48:54,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:54,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:54,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:54,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:54,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,420 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:54,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:54,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:54,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:54,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:54,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:54,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:54,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:54,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:54,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:54,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:54,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:48:54,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:54,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:48:54,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:54,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:54,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:54,491 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-04-29 04:48:54,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:48:54,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:54,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:48:54,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:48:54,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:54,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:54,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:54,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-04-29 04:48:54,553 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391454684] [2021-04-29 04:48:54,555 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:48:54,555 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:54,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:48:54,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:48:54,557 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:54,557 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 70 places, 78 transitions, 832 flow. Second operand has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:48:54,558 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:54,558 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:54,558 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:55,016 INFO L129 PetriNetUnfolder]: 1181/1740 cut-off events. [2021-04-29 04:48:55,016 INFO L130 PetriNetUnfolder]: For 11605/11988 co-relation queries the response was YES. [2021-04-29 04:48:55,028 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10561 conditions, 1740 events. 1181/1740 cut-off events. For 11605/11988 co-relation queries the response was YES. Maximal size of possible extension queue 146. Compared 8004 event pairs, 177 based on Foata normal form. 87/1803 useless extension candidates. Maximal degree in co-relation 10352. Up to 837 conditions per place. [2021-04-29 04:48:55,057 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 121 selfloop transitions, 38 changer transitions 0/167 dead transitions. [2021-04-29 04:48:55,058 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 167 transitions, 2071 flow [2021-04-29 04:48:55,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 04:48:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 04:48:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 441 transitions. [2021-04-29 04:48:55,062 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44144144144144143 [2021-04-29 04:48:55,062 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 441 transitions. [2021-04-29 04:48:55,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 441 transitions. [2021-04-29 04:48:55,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:55,063 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 441 transitions. [2021-04-29 04:48:55,064 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 49.0) internal successors, (441), 9 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:55,067 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 111.0) internal successors, (1110), 10 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:55,067 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 111.0) internal successors, (1110), 10 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:55,067 INFO L185 Difference]: Start difference. First operand has 70 places, 78 transitions, 832 flow. Second operand 9 states and 441 transitions. [2021-04-29 04:48:55,067 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 167 transitions, 2071 flow [2021-04-29 04:48:55,104 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 77 places, 167 transitions, 2024 flow, removed 21 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:55,108 INFO L241 Difference]: Finished difference. Result has 84 places, 95 transitions, 1156 flow [2021-04-29 04:48:55,108 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=787, PETRI_DIFFERENCE_MINUEND_PLACES=69, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=53, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=1156, PETRI_PLACES=84, PETRI_TRANSITIONS=95} [2021-04-29 04:48:55,108 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 23 predicate places. [2021-04-29 04:48:55,108 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:55,109 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 84 places, 95 transitions, 1156 flow [2021-04-29 04:48:55,109 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 84 places, 95 transitions, 1156 flow [2021-04-29 04:48:55,110 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 84 places, 95 transitions, 1156 flow [2021-04-29 04:48:55,205 INFO L129 PetriNetUnfolder]: 345/625 cut-off events. [2021-04-29 04:48:55,206 INFO L130 PetriNetUnfolder]: For 6262/6511 co-relation queries the response was YES. [2021-04-29 04:48:55,215 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3744 conditions, 625 events. 345/625 cut-off events. For 6262/6511 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 3027 event pairs, 42 based on Foata normal form. 26/597 useless extension candidates. Maximal degree in co-relation 3530. Up to 366 conditions per place. [2021-04-29 04:48:55,232 INFO L146 LiptonReduction]: Number of co-enabled transitions 1022 [2021-04-29 04:48:55,256 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:55,256 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:55,256 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 148 [2021-04-29 04:48:55,258 INFO L480 AbstractCegarLoop]: Abstraction has has 84 places, 95 transitions, 1156 flow [2021-04-29 04:48:55,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:48:55,258 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:55,258 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:55,471 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-04-29 04:48:55,471 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:55,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:55,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1490386079, now seen corresponding path program 3 times [2021-04-29 04:48:55,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:55,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119023536] [2021-04-29 04:48:55,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:55,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:55,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:55,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:55,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:55,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:55,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119023536] [2021-04-29 04:48:55,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636386093] [2021-04-29 04:48:55,515 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 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 [2021-04-29 04:48:55,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 04:48:55,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:48:55,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:48:55,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:55,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:55,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:55,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:55,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:55,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:55,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:55,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:55,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:55,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:55,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:55,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:55,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:55,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:55,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:55,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:55,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:55,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:48:55,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:48:55,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:55,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:48:55,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:48:55,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:55,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:55,649 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-04-29 04:48:55,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:48:55,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:55,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:48:55,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:48:55,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:55,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:55,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:55,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:55,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:48:55,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672148406] [2021-04-29 04:48:55,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:48:55,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:55,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:48:55,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:48:55,690 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:48:55,691 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 84 places, 95 transitions, 1156 flow. Second operand has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:55,691 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:55,691 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:48:55,692 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:56,506 INFO L129 PetriNetUnfolder]: 2217/3511 cut-off events. [2021-04-29 04:48:56,506 INFO L130 PetriNetUnfolder]: For 37960/38278 co-relation queries the response was YES. [2021-04-29 04:48:56,533 INFO L84 FinitePrefix]: Finished finitePrefix Result has 23578 conditions, 3511 events. 2217/3511 cut-off events. For 37960/38278 co-relation queries the response was YES. Maximal size of possible extension queue 252. Compared 20363 event pairs, 416 based on Foata normal form. 216/3716 useless extension candidates. Maximal degree in co-relation 22956. Up to 1737 conditions per place. [2021-04-29 04:48:56,579 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 321 selfloop transitions, 36 changer transitions 0/365 dead transitions. [2021-04-29 04:48:56,579 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 365 transitions, 5632 flow [2021-04-29 04:48:56,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 04:48:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 04:48:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 502 transitions. [2021-04-29 04:48:56,582 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45225225225225224 [2021-04-29 04:48:56,582 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 502 transitions. [2021-04-29 04:48:56,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 502 transitions. [2021-04-29 04:48:56,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:56,583 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 502 transitions. [2021-04-29 04:48:56,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 50.2) internal successors, (502), 10 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:56,588 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:56,588 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:56,588 INFO L185 Difference]: Start difference. First operand has 84 places, 95 transitions, 1156 flow. Second operand 10 states and 502 transitions. [2021-04-29 04:48:56,589 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 93 places, 365 transitions, 5632 flow [2021-04-29 04:48:56,728 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 93 places, 365 transitions, 5080 flow, removed 276 selfloop flow, removed 0 redundant places. [2021-04-29 04:48:56,734 INFO L241 Difference]: Finished difference. Result has 100 places, 112 transitions, 1438 flow [2021-04-29 04:48:56,735 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=1090, PETRI_DIFFERENCE_MINUEND_PLACES=84, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1438, PETRI_PLACES=100, PETRI_TRANSITIONS=112} [2021-04-29 04:48:56,735 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 39 predicate places. [2021-04-29 04:48:56,735 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:56,735 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 100 places, 112 transitions, 1438 flow [2021-04-29 04:48:56,736 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 100 places, 112 transitions, 1438 flow [2021-04-29 04:48:56,738 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 100 places, 112 transitions, 1438 flow [2021-04-29 04:48:56,950 INFO L129 PetriNetUnfolder]: 768/1364 cut-off events. [2021-04-29 04:48:56,951 INFO L130 PetriNetUnfolder]: For 19252/20025 co-relation queries the response was YES. [2021-04-29 04:48:56,970 INFO L84 FinitePrefix]: Finished finitePrefix Result has 9192 conditions, 1364 events. 768/1364 cut-off events. For 19252/20025 co-relation queries the response was YES. Maximal size of possible extension queue 120. Compared 7788 event pairs, 115 based on Foata normal form. 59/1349 useless extension candidates. Maximal degree in co-relation 8810. Up to 863 conditions per place. [2021-04-29 04:48:57,003 INFO L146 LiptonReduction]: Number of co-enabled transitions 1544 [2021-04-29 04:48:57,034 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:57,035 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:57,035 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 300 [2021-04-29 04:48:57,036 INFO L480 AbstractCegarLoop]: Abstraction has has 100 places, 112 transitions, 1438 flow [2021-04-29 04:48:57,036 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:57,036 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:57,037 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:57,251 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:48:57,252 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:57,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:57,253 INFO L82 PathProgramCache]: Analyzing trace with hash -904269797, now seen corresponding path program 4 times [2021-04-29 04:48:57,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:57,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932953022] [2021-04-29 04:48:57,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:57,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:57,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932953022] [2021-04-29 04:48:57,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991727008] [2021-04-29 04:48:57,306 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 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 [2021-04-29 04:48:57,347 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 04:48:57,347 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:48:57,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:48:57,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:57,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,351 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:57,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:57,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:57,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:57,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:57,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:48:57,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:48:57,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,387 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 04:48:57,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:57,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:57,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:57,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:57,399 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:48:57,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:57,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:48:57,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:57,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:48:57,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:48:57,420 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:48:57,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:48:57,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:57,435 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:48:57,436 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:48:57,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:57,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:57,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:57,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-04-29 04:48:57,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506049329] [2021-04-29 04:48:57,459 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:48:57,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:57,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:48:57,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:48:57,461 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:57,461 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 100 places, 112 transitions, 1438 flow. Second operand has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:48:57,461 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:57,461 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:57,462 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:48:58,515 INFO L129 PetriNetUnfolder]: 2997/4418 cut-off events. [2021-04-29 04:48:58,516 INFO L130 PetriNetUnfolder]: For 76738/77054 co-relation queries the response was YES. [2021-04-29 04:48:58,557 INFO L84 FinitePrefix]: Finished finitePrefix Result has 36088 conditions, 4418 events. 2997/4418 cut-off events. For 76738/77054 co-relation queries the response was YES. Maximal size of possible extension queue 288. Compared 22745 event pairs, 11 based on Foata normal form. 134/4530 useless extension candidates. Maximal degree in co-relation 35582. Up to 2371 conditions per place. [2021-04-29 04:48:58,610 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 357 selfloop transitions, 64 changer transitions 4/433 dead transitions. [2021-04-29 04:48:58,611 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 433 transitions, 6865 flow [2021-04-29 04:48:58,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 04:48:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 04:48:58,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 630 transitions. [2021-04-29 04:48:58,615 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4365904365904366 [2021-04-29 04:48:58,615 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 630 transitions. [2021-04-29 04:48:58,615 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 630 transitions. [2021-04-29 04:48:58,616 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:48:58,616 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 630 transitions. [2021-04-29 04:48:58,618 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 48.46153846153846) internal successors, (630), 13 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) [2021-04-29 04:48:58,621 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:58,622 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:58,622 INFO L185 Difference]: Start difference. First operand has 100 places, 112 transitions, 1438 flow. Second operand 13 states and 630 transitions. [2021-04-29 04:48:58,623 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 433 transitions, 6865 flow [2021-04-29 04:48:58,860 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 433 transitions, 6102 flow, removed 360 selfloop flow, removed 1 redundant places. [2021-04-29 04:48:58,869 INFO L241 Difference]: Finished difference. Result has 114 places, 141 transitions, 1991 flow [2021-04-29 04:48:58,870 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=1345, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=65, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=1991, PETRI_PLACES=114, PETRI_TRANSITIONS=141} [2021-04-29 04:48:58,870 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 53 predicate places. [2021-04-29 04:48:58,870 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:48:58,870 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 114 places, 141 transitions, 1991 flow [2021-04-29 04:48:58,871 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 114 places, 141 transitions, 1991 flow [2021-04-29 04:48:58,873 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 114 places, 141 transitions, 1991 flow [2021-04-29 04:48:59,151 INFO L129 PetriNetUnfolder]: 983/1837 cut-off events. [2021-04-29 04:48:59,151 INFO L130 PetriNetUnfolder]: For 25554/26549 co-relation queries the response was YES. [2021-04-29 04:48:59,178 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12288 conditions, 1837 events. 983/1837 cut-off events. For 25554/26549 co-relation queries the response was YES. Maximal size of possible extension queue 177. Compared 11797 event pairs, 149 based on Foata normal form. 85/1822 useless extension candidates. Maximal degree in co-relation 11774. Up to 1156 conditions per place. [2021-04-29 04:48:59,219 INFO L146 LiptonReduction]: Number of co-enabled transitions 2422 [2021-04-29 04:48:59,237 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:48:59,237 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:48:59,237 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 367 [2021-04-29 04:48:59,238 INFO L480 AbstractCegarLoop]: Abstraction has has 114 places, 141 transitions, 1991 flow [2021-04-29 04:48:59,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:48:59,239 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:48:59,239 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:48:59,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-04-29 04:48:59,453 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:48:59,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:48:59,454 INFO L82 PathProgramCache]: Analyzing trace with hash -312347895, now seen corresponding path program 5 times [2021-04-29 04:48:59,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:48:59,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790195360] [2021-04-29 04:48:59,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:48:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:48:59,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:59,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:59,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:59,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790195360] [2021-04-29 04:48:59,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490233204] [2021-04-29 04:48:59,496 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:48:59,538 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 04:48:59,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:48:59,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:48:59,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:48:59,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,548 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:48:59,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:59,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:59,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:48:59,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:48:59,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:48:59,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:48:59,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:59,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:59,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:59,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:48:59,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:48:59,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:59,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:48:59,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:48:59,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:48:59,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:48:59,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:48:59,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:48:59,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:48:59,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:48:59,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:48:59,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:48:59,625 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 04:48:59,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:48:59,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:48:59,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:48:59,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:48:59,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:48:59,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:48:59,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:48:59,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:48:59,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:48:59,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719079625] [2021-04-29 04:48:59,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:48:59,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:48:59,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:48:59,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:48:59,654 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:48:59,655 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 141 transitions, 1991 flow. Second operand has 7 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:48:59,655 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:48:59,655 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:48:59,655 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:00,496 INFO L129 PetriNetUnfolder]: 3253/4835 cut-off events. [2021-04-29 04:49:00,496 INFO L130 PetriNetUnfolder]: For 74074/74251 co-relation queries the response was YES. [2021-04-29 04:49:00,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40067 conditions, 4835 events. 3253/4835 cut-off events. For 74074/74251 co-relation queries the response was YES. Maximal size of possible extension queue 321. Compared 25920 event pairs, 165 based on Foata normal form. 59/4870 useless extension candidates. Maximal degree in co-relation 39478. Up to 2608 conditions per place. [2021-04-29 04:49:00,570 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 227 selfloop transitions, 57 changer transitions 0/292 dead transitions. [2021-04-29 04:49:00,571 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 292 transitions, 4422 flow [2021-04-29 04:49:00,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:49:00,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:49:00,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 394 transitions. [2021-04-29 04:49:00,573 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4436936936936937 [2021-04-29 04:49:00,574 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 394 transitions. [2021-04-29 04:49:00,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 394 transitions. [2021-04-29 04:49:00,574 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:00,574 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 394 transitions. [2021-04-29 04:49:00,577 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 49.25) internal successors, (394), 8 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:00,580 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:00,581 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:00,581 INFO L185 Difference]: Start difference. First operand has 114 places, 141 transitions, 1991 flow. Second operand 8 states and 394 transitions. [2021-04-29 04:49:00,581 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 292 transitions, 4422 flow [2021-04-29 04:49:01,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 292 transitions, 4143 flow, removed 131 selfloop flow, removed 2 redundant places. [2021-04-29 04:49:01,241 INFO L241 Difference]: Finished difference. Result has 122 places, 147 transitions, 2015 flow [2021-04-29 04:49:01,242 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=1750, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2015, PETRI_PLACES=122, PETRI_TRANSITIONS=147} [2021-04-29 04:49:01,242 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 61 predicate places. [2021-04-29 04:49:01,242 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:01,242 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 147 transitions, 2015 flow [2021-04-29 04:49:01,243 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 147 transitions, 2015 flow [2021-04-29 04:49:01,244 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 122 places, 147 transitions, 2015 flow [2021-04-29 04:49:01,609 INFO L129 PetriNetUnfolder]: 1122/2046 cut-off events. [2021-04-29 04:49:01,610 INFO L130 PetriNetUnfolder]: For 27789/29009 co-relation queries the response was YES. [2021-04-29 04:49:01,624 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13577 conditions, 2046 events. 1122/2046 cut-off events. For 27789/29009 co-relation queries the response was YES. Maximal size of possible extension queue 199. Compared 13134 event pairs, 175 based on Foata normal form. 102/2005 useless extension candidates. Maximal degree in co-relation 13021. Up to 1311 conditions per place. [2021-04-29 04:49:01,645 INFO L146 LiptonReduction]: Number of co-enabled transitions 2556 [2021-04-29 04:49:01,662 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:01,662 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:01,662 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 420 [2021-04-29 04:49:01,663 INFO L480 AbstractCegarLoop]: Abstraction has has 122 places, 147 transitions, 2015 flow [2021-04-29 04:49:01,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:01,664 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:01,664 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:01,878 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-04-29 04:49:01,879 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:01,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:01,879 INFO L82 PathProgramCache]: Analyzing trace with hash 536581584, now seen corresponding path program 6 times [2021-04-29 04:49:01,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:01,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707317761] [2021-04-29 04:49:01,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:01,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:01,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:01,907 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707317761] [2021-04-29 04:49:01,908 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426038946] [2021-04-29 04:49:01,908 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-04-29 04:49:01,963 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 04:49:01,963 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:01,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:01,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:01,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,973 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,975 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,976 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,979 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,982 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:01,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:01,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:01,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:01,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:01,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,987 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:01,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:01,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:01,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:01,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:02,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:02,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:02,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:02,003 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:02,004 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:02,005 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:02,006 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,006 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:02,015 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-04-29 04:49:02,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:02,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:02,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:02,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 04:49:02,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:02,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,028 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:02,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:02,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:02,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:02,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:02,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:02,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:02,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,058 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,065 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:02,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:02,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:02,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:49:02,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700460907] [2021-04-29 04:49:02,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:49:02,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:02,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:49:02,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:49:02,069 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:49:02,070 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 122 places, 147 transitions, 2015 flow. Second operand has 7 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:02,070 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:02,070 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:49:02,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:02,792 INFO L129 PetriNetUnfolder]: 3025/4423 cut-off events. [2021-04-29 04:49:02,793 INFO L130 PetriNetUnfolder]: For 62460/62739 co-relation queries the response was YES. [2021-04-29 04:49:02,815 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34713 conditions, 4423 events. 3025/4423 cut-off events. For 62460/62739 co-relation queries the response was YES. Maximal size of possible extension queue 298. Compared 22531 event pairs, 6 based on Foata normal form. 53/4446 useless extension candidates. Maximal degree in co-relation 34252. Up to 2398 conditions per place. [2021-04-29 04:49:02,845 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 286 selfloop transitions, 42 changer transitions 8/344 dead transitions. [2021-04-29 04:49:02,845 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 344 transitions, 5025 flow [2021-04-29 04:49:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 04:49:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 04:49:02,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 483 transitions. [2021-04-29 04:49:02,853 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43513513513513513 [2021-04-29 04:49:02,853 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 483 transitions. [2021-04-29 04:49:02,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 483 transitions. [2021-04-29 04:49:02,854 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:02,854 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 483 transitions. [2021-04-29 04:49:02,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 48.3) internal successors, (483), 10 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:02,858 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:02,858 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:02,858 INFO L185 Difference]: Start difference. First operand has 122 places, 147 transitions, 2015 flow. Second operand 10 states and 483 transitions. [2021-04-29 04:49:02,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 344 transitions, 5025 flow [2021-04-29 04:49:03,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 344 transitions, 4939 flow, removed 32 selfloop flow, removed 2 redundant places. [2021-04-29 04:49:03,153 INFO L241 Difference]: Finished difference. Result has 131 places, 144 transitions, 1983 flow [2021-04-29 04:49:03,153 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=1848, PETRI_DIFFERENCE_MINUEND_PLACES=120, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1983, PETRI_PLACES=131, PETRI_TRANSITIONS=144} [2021-04-29 04:49:03,153 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 70 predicate places. [2021-04-29 04:49:03,154 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:03,154 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 131 places, 144 transitions, 1983 flow [2021-04-29 04:49:03,154 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 131 places, 144 transitions, 1983 flow [2021-04-29 04:49:03,156 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 131 places, 144 transitions, 1983 flow [2021-04-29 04:49:03,340 INFO L129 PetriNetUnfolder]: 1020/1841 cut-off events. [2021-04-29 04:49:03,341 INFO L130 PetriNetUnfolder]: For 24652/25617 co-relation queries the response was YES. [2021-04-29 04:49:03,354 INFO L84 FinitePrefix]: Finished finitePrefix Result has 12462 conditions, 1841 events. 1020/1841 cut-off events. For 24652/25617 co-relation queries the response was YES. Maximal size of possible extension queue 181. Compared 11459 event pairs, 143 based on Foata normal form. 70/1785 useless extension candidates. Maximal degree in co-relation 11982. Up to 1159 conditions per place. [2021-04-29 04:49:03,375 INFO L146 LiptonReduction]: Number of co-enabled transitions 2550 [2021-04-29 04:49:03,388 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:03,388 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:03,388 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 234 [2021-04-29 04:49:03,389 INFO L480 AbstractCegarLoop]: Abstraction has has 131 places, 144 transitions, 1983 flow [2021-04-29 04:49:03,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:03,390 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:03,390 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:03,605 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-04-29 04:49:03,605 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:03,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:03,606 INFO L82 PathProgramCache]: Analyzing trace with hash -2130845492, now seen corresponding path program 7 times [2021-04-29 04:49:03,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:03,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580539337] [2021-04-29 04:49:03,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:03,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:03,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:03,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:03,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580539337] [2021-04-29 04:49:03,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [139048492] [2021-04-29 04:49:03,643 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-04-29 04:49:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:03,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:03,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:03,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:03,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:03,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:03,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:03,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:03,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:03,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:03,712 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 04:49:03,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:03,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:03,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:03,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:03,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:03,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:03,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:03,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:03,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:03,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:03,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:03,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:03,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:03,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:03,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:03,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:03,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:03,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:03,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:03,764 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:03,764 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-04-29 04:49:03,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849289275] [2021-04-29 04:49:03,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:49:03,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:03,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:49:03,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:49:03,766 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:49:03,767 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 131 places, 144 transitions, 1983 flow. Second operand has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:49:03,767 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:03,767 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:49:03,767 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:04,620 INFO L129 PetriNetUnfolder]: 3307/4919 cut-off events. [2021-04-29 04:49:04,621 INFO L130 PetriNetUnfolder]: For 69547/69822 co-relation queries the response was YES. [2021-04-29 04:49:04,649 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38750 conditions, 4919 events. 3307/4919 cut-off events. For 69547/69822 co-relation queries the response was YES. Maximal size of possible extension queue 318. Compared 26225 event pairs, 6 based on Foata normal form. 81/4965 useless extension candidates. Maximal degree in co-relation 38183. Up to 2637 conditions per place. [2021-04-29 04:49:04,675 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 352 selfloop transitions, 73 changer transitions 6/439 dead transitions. [2021-04-29 04:49:04,675 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 439 transitions, 6397 flow [2021-04-29 04:49:04,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 04:49:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 04:49:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 630 transitions. [2021-04-29 04:49:04,680 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4365904365904366 [2021-04-29 04:49:04,680 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 630 transitions. [2021-04-29 04:49:04,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 630 transitions. [2021-04-29 04:49:04,681 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:04,681 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 630 transitions. [2021-04-29 04:49:04,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 48.46153846153846) internal successors, (630), 13 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) [2021-04-29 04:49:04,687 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:04,688 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:04,688 INFO L185 Difference]: Start difference. First operand has 131 places, 144 transitions, 1983 flow. Second operand 13 states and 630 transitions. [2021-04-29 04:49:04,688 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 439 transitions, 6397 flow [2021-04-29 04:49:04,872 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 140 places, 439 transitions, 6340 flow, removed 10 selfloop flow, removed 3 redundant places. [2021-04-29 04:49:04,879 INFO L241 Difference]: Finished difference. Result has 145 places, 148 transitions, 2214 flow [2021-04-29 04:49:04,879 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=1917, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=143, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=68, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=2214, PETRI_PLACES=145, PETRI_TRANSITIONS=148} [2021-04-29 04:49:04,880 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 84 predicate places. [2021-04-29 04:49:04,880 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:04,880 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 148 transitions, 2214 flow [2021-04-29 04:49:04,880 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 148 transitions, 2214 flow [2021-04-29 04:49:04,882 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 148 transitions, 2214 flow [2021-04-29 04:49:05,080 INFO L129 PetriNetUnfolder]: 1088/2021 cut-off events. [2021-04-29 04:49:05,081 INFO L130 PetriNetUnfolder]: For 30907/32102 co-relation queries the response was YES. [2021-04-29 04:49:05,104 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14276 conditions, 2021 events. 1088/2021 cut-off events. For 30907/32102 co-relation queries the response was YES. Maximal size of possible extension queue 196. Compared 13152 event pairs, 166 based on Foata normal form. 100/1985 useless extension candidates. Maximal degree in co-relation 13681. Up to 1286 conditions per place. [2021-04-29 04:49:05,129 INFO L146 LiptonReduction]: Number of co-enabled transitions 2734 [2021-04-29 04:49:05,144 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:05,144 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:05,144 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 264 [2021-04-29 04:49:05,145 INFO L480 AbstractCegarLoop]: Abstraction has has 145 places, 148 transitions, 2214 flow [2021-04-29 04:49:05,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:49:05,145 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:05,145 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:05,359 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-04-29 04:49:05,360 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:05,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:05,361 INFO L82 PathProgramCache]: Analyzing trace with hash 331808142, now seen corresponding path program 8 times [2021-04-29 04:49:05,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:05,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915343473] [2021-04-29 04:49:05,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:05,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:05,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:05,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:05,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:05,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915343473] [2021-04-29 04:49:05,399 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [361098063] [2021-04-29 04:49:05,399 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:05,434 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:49:05,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:05,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:05,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:05,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,439 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,439 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,441 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,448 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,448 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:05,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:05,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:05,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:05,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:05,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:05,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:05,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:05,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:05,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:05,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:05,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:05,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:05,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:05,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:05,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:05,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:05,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:05,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:05,509 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 04:49:05,510 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:49:05,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:05,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:49:05,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:49:05,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:05,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:05,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:05,528 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:05,528 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:49:05,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383659386] [2021-04-29 04:49:05,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:49:05,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:05,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:49:05,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:49:05,530 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:49:05,531 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 148 transitions, 2214 flow. Second operand has 7 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:05,531 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:05,531 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:49:05,531 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:06,441 INFO L129 PetriNetUnfolder]: 3563/5344 cut-off events. [2021-04-29 04:49:06,441 INFO L130 PetriNetUnfolder]: For 83508/83783 co-relation queries the response was YES. [2021-04-29 04:49:06,475 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44227 conditions, 5344 events. 3563/5344 cut-off events. For 83508/83783 co-relation queries the response was YES. Maximal size of possible extension queue 355. Compared 29491 event pairs, 157 based on Foata normal form. 71/5385 useless extension candidates. Maximal degree in co-relation 43567. Up to 2874 conditions per place. [2021-04-29 04:49:06,502 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 232 selfloop transitions, 58 changer transitions 0/298 dead transitions. [2021-04-29 04:49:06,502 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 298 transitions, 4650 flow [2021-04-29 04:49:06,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:49:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:49:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 394 transitions. [2021-04-29 04:49:06,504 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4436936936936937 [2021-04-29 04:49:06,504 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 394 transitions. [2021-04-29 04:49:06,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 394 transitions. [2021-04-29 04:49:06,505 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:06,505 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 394 transitions. [2021-04-29 04:49:06,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 49.25) internal successors, (394), 8 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:06,508 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:06,508 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:06,508 INFO L185 Difference]: Start difference. First operand has 145 places, 148 transitions, 2214 flow. Second operand 8 states and 394 transitions. [2021-04-29 04:49:06,508 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 298 transitions, 4650 flow [2021-04-29 04:49:06,890 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 143 places, 298 transitions, 4356 flow, removed 37 selfloop flow, removed 9 redundant places. [2021-04-29 04:49:06,894 INFO L241 Difference]: Finished difference. Result has 145 places, 154 transitions, 2197 flow [2021-04-29 04:49:06,894 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=1947, PETRI_DIFFERENCE_MINUEND_PLACES=136, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=148, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=93, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2197, PETRI_PLACES=145, PETRI_TRANSITIONS=154} [2021-04-29 04:49:06,895 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 84 predicate places. [2021-04-29 04:49:06,895 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:06,895 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 145 places, 154 transitions, 2197 flow [2021-04-29 04:49:06,895 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 145 places, 154 transitions, 2197 flow [2021-04-29 04:49:06,897 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 145 places, 154 transitions, 2197 flow [2021-04-29 04:49:07,104 INFO L129 PetriNetUnfolder]: 1164/2232 cut-off events. [2021-04-29 04:49:07,104 INFO L130 PetriNetUnfolder]: For 28775/29833 co-relation queries the response was YES. [2021-04-29 04:49:07,123 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14798 conditions, 2232 events. 1164/2232 cut-off events. For 28775/29833 co-relation queries the response was YES. Maximal size of possible extension queue 221. Compared 15257 event pairs, 204 based on Foata normal form. 96/2222 useless extension candidates. Maximal degree in co-relation 14192. Up to 1375 conditions per place. [2021-04-29 04:49:07,152 INFO L146 LiptonReduction]: Number of co-enabled transitions 2872 [2021-04-29 04:49:07,164 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:07,165 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:07,165 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 270 [2021-04-29 04:49:07,166 INFO L480 AbstractCegarLoop]: Abstraction has has 145 places, 154 transitions, 2197 flow [2021-04-29 04:49:07,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.714285714285715) internal successors, (306), 7 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:07,166 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:07,166 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:07,379 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:07,379 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:07,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:07,380 INFO L82 PathProgramCache]: Analyzing trace with hash -892782023, now seen corresponding path program 9 times [2021-04-29 04:49:07,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:07,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009191229] [2021-04-29 04:49:07,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:07,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:07,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:07,415 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,416 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:07,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,438 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:07,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009191229] [2021-04-29 04:49:07,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [685286456] [2021-04-29 04:49:07,439 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:07,518 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 04:49:07,519 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:07,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:07,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:07,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,534 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:07,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:07,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:07,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:07,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:07,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:07,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:07,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:07,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:07,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:07,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:07,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:07,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:07,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:07,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:07,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:07,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:07,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:07,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:07,619 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-04-29 04:49:07,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:49:07,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:07,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:07,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:49:07,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:07,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:07,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:07,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-04-29 04:49:07,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266137624] [2021-04-29 04:49:07,650 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:49:07,650 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:07,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:49:07,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:49:07,652 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:49:07,652 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 145 places, 154 transitions, 2197 flow. Second operand has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:49:07,652 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:07,652 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:49:07,652 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:08,603 INFO L129 PetriNetUnfolder]: 3797/5652 cut-off events. [2021-04-29 04:49:08,603 INFO L130 PetriNetUnfolder]: For 80646/80910 co-relation queries the response was YES. [2021-04-29 04:49:08,635 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45996 conditions, 5652 events. 3797/5652 cut-off events. For 80646/80910 co-relation queries the response was YES. Maximal size of possible extension queue 364. Compared 31107 event pairs, 315 based on Foata normal form. 155/5777 useless extension candidates. Maximal degree in co-relation 45378. Up to 3290 conditions per place. [2021-04-29 04:49:08,663 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 281 selfloop transitions, 44 changer transitions 0/333 dead transitions. [2021-04-29 04:49:08,663 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 333 transitions, 5041 flow [2021-04-29 04:49:08,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-04-29 04:49:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-04-29 04:49:08,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 438 transitions. [2021-04-29 04:49:08,665 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43843843843843844 [2021-04-29 04:49:08,666 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 438 transitions. [2021-04-29 04:49:08,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 438 transitions. [2021-04-29 04:49:08,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:08,667 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 438 transitions. [2021-04-29 04:49:08,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 48.666666666666664) internal successors, (438), 9 states have internal predecessors, (438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:08,670 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 111.0) internal successors, (1110), 10 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:08,670 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 111.0) internal successors, (1110), 10 states have internal predecessors, (1110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:08,670 INFO L185 Difference]: Start difference. First operand has 145 places, 154 transitions, 2197 flow. Second operand 9 states and 438 transitions. [2021-04-29 04:49:08,671 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 333 transitions, 5041 flow [2021-04-29 04:49:09,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 333 transitions, 4980 flow, removed 18 selfloop flow, removed 3 redundant places. [2021-04-29 04:49:09,027 INFO L241 Difference]: Finished difference. Result has 154 places, 158 transitions, 2351 flow [2021-04-29 04:49:09,028 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=2106, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=151, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=107, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=2351, PETRI_PLACES=154, PETRI_TRANSITIONS=158} [2021-04-29 04:49:09,028 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 93 predicate places. [2021-04-29 04:49:09,028 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:09,028 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 154 places, 158 transitions, 2351 flow [2021-04-29 04:49:09,028 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 154 places, 158 transitions, 2351 flow [2021-04-29 04:49:09,030 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 154 places, 158 transitions, 2351 flow [2021-04-29 04:49:09,266 INFO L129 PetriNetUnfolder]: 1316/2426 cut-off events. [2021-04-29 04:49:09,267 INFO L130 PetriNetUnfolder]: For 35376/36664 co-relation queries the response was YES. [2021-04-29 04:49:09,287 INFO L84 FinitePrefix]: Finished finitePrefix Result has 17237 conditions, 2426 events. 1316/2426 cut-off events. For 35376/36664 co-relation queries the response was YES. Maximal size of possible extension queue 227. Compared 16114 event pairs, 189 based on Foata normal form. 133/2439 useless extension candidates. Maximal degree in co-relation 16650. Up to 1569 conditions per place. [2021-04-29 04:49:09,314 INFO L146 LiptonReduction]: Number of co-enabled transitions 2906 [2021-04-29 04:49:09,324 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:09,324 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:09,324 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 296 [2021-04-29 04:49:09,325 INFO L480 AbstractCegarLoop]: Abstraction has has 154 places, 158 transitions, 2351 flow [2021-04-29 04:49:09,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 43.57142857142857) internal successors, (305), 7 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) [2021-04-29 04:49:09,326 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:09,326 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:09,541 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:09,541 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:09,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:09,542 INFO L82 PathProgramCache]: Analyzing trace with hash -825037095, now seen corresponding path program 10 times [2021-04-29 04:49:09,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:09,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623301799] [2021-04-29 04:49:09,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:09,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:09,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:09,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623301799] [2021-04-29 04:49:09,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382228114] [2021-04-29 04:49:09,574 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:09,611 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 04:49:09,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:09,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:09,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:09,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:09,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:09,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:09,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:09,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:09,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:09,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:09,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:09,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:09,671 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:09,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:09,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,700 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-04-29 04:49:09,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:09,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:09,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 04:49:09,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:09,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:09,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:09,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:09,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:09,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:09,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:09,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:09,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:09,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:09,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:09,756 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:49:09,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124831006] [2021-04-29 04:49:09,757 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:49:09,757 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:09,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:49:09,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:49:09,759 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:49:09,760 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 158 transitions, 2351 flow. Second operand has 7 states, 7 states have (on average 44.0) internal successors, (308), 7 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:09,760 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:09,760 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:49:09,761 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:10,682 INFO L129 PetriNetUnfolder]: 3697/5439 cut-off events. [2021-04-29 04:49:10,683 INFO L130 PetriNetUnfolder]: For 77976/78252 co-relation queries the response was YES. [2021-04-29 04:49:10,719 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45386 conditions, 5439 events. 3697/5439 cut-off events. For 77976/78252 co-relation queries the response was YES. Maximal size of possible extension queue 337. Compared 28734 event pairs, 38 based on Foata normal form. 53/5462 useless extension candidates. Maximal degree in co-relation 44852. Up to 3066 conditions per place. [2021-04-29 04:49:10,746 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 291 selfloop transitions, 45 changer transitions 8/352 dead transitions. [2021-04-29 04:49:10,746 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 352 transitions, 5345 flow [2021-04-29 04:49:10,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 04:49:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 04:49:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 483 transitions. [2021-04-29 04:49:10,749 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43513513513513513 [2021-04-29 04:49:10,749 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 483 transitions. [2021-04-29 04:49:10,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 483 transitions. [2021-04-29 04:49:10,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:10,749 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 483 transitions. [2021-04-29 04:49:10,751 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 48.3) internal successors, (483), 10 states have internal predecessors, (483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:10,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:10,753 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:10,753 INFO L185 Difference]: Start difference. First operand has 154 places, 158 transitions, 2351 flow. Second operand 10 states and 483 transitions. [2021-04-29 04:49:10,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 352 transitions, 5345 flow [2021-04-29 04:49:11,080 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 352 transitions, 5195 flow, removed 34 selfloop flow, removed 5 redundant places. [2021-04-29 04:49:11,085 INFO L241 Difference]: Finished difference. Result has 158 places, 155 transitions, 2243 flow [2021-04-29 04:49:11,085 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=2153, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=2243, PETRI_PLACES=158, PETRI_TRANSITIONS=155} [2021-04-29 04:49:11,085 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 97 predicate places. [2021-04-29 04:49:11,085 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:11,085 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 158 places, 155 transitions, 2243 flow [2021-04-29 04:49:11,085 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 158 places, 155 transitions, 2243 flow [2021-04-29 04:49:11,087 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 158 places, 155 transitions, 2243 flow [2021-04-29 04:49:11,302 INFO L129 PetriNetUnfolder]: 1288/2312 cut-off events. [2021-04-29 04:49:11,302 INFO L130 PetriNetUnfolder]: For 33274/34765 co-relation queries the response was YES. [2021-04-29 04:49:11,319 INFO L84 FinitePrefix]: Finished finitePrefix Result has 16357 conditions, 2312 events. 1288/2312 cut-off events. For 33274/34765 co-relation queries the response was YES. Maximal size of possible extension queue 213. Compared 14856 event pairs, 225 based on Foata normal form. 106/2285 useless extension candidates. Maximal degree in co-relation 15811. Up to 1548 conditions per place. [2021-04-29 04:49:11,343 INFO L146 LiptonReduction]: Number of co-enabled transitions 2820 [2021-04-29 04:49:11,364 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:11,364 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:11,364 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 279 [2021-04-29 04:49:11,365 INFO L480 AbstractCegarLoop]: Abstraction has has 158 places, 155 transitions, 2243 flow [2021-04-29 04:49:11,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 44.0) internal successors, (308), 7 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:11,365 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:11,365 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:11,579 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-04-29 04:49:11,580 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:11,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:11,580 INFO L82 PathProgramCache]: Analyzing trace with hash -1926161799, now seen corresponding path program 4 times [2021-04-29 04:49:11,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:11,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773727142] [2021-04-29 04:49:11,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:11,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:11,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:11,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773727142] [2021-04-29 04:49:11,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693890577] [2021-04-29 04:49:11,631 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 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 [2021-04-29 04:49:11,675 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 04:49:11,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:11,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:11,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:11,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:11,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:11,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:11,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:11,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:11,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:11,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:11,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:11,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:11,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:11,716 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-04-29 04:49:11,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:11,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:11,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 04:49:11,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:11,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:11,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:11,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:11,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:11,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:11,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:11,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,776 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,776 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,779 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:11,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:11,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:11,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:11,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:11,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384351208] [2021-04-29 04:49:11,780 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:11,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:11,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:11,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:11,782 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:11,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 155 transitions, 2243 flow. Second operand has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:11,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:11,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:11,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:12,594 INFO L129 PetriNetUnfolder]: 3299/5196 cut-off events. [2021-04-29 04:49:12,594 INFO L130 PetriNetUnfolder]: For 78068/78312 co-relation queries the response was YES. [2021-04-29 04:49:12,628 INFO L84 FinitePrefix]: Finished finitePrefix Result has 40145 conditions, 5196 events. 3299/5196 cut-off events. For 78068/78312 co-relation queries the response was YES. Maximal size of possible extension queue 370. Compared 31975 event pairs, 298 based on Foata normal form. 127/5313 useless extension candidates. Maximal degree in co-relation 39362. Up to 2648 conditions per place. [2021-04-29 04:49:12,657 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 656 selfloop transitions, 38 changer transitions 25/727 dead transitions. [2021-04-29 04:49:12,657 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 727 transitions, 12636 flow [2021-04-29 04:49:12,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 04:49:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 04:49:12,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 494 transitions. [2021-04-29 04:49:12,659 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44504504504504505 [2021-04-29 04:49:12,659 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 494 transitions. [2021-04-29 04:49:12,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 494 transitions. [2021-04-29 04:49:12,660 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:12,660 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 494 transitions. [2021-04-29 04:49:12,661 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 49.4) internal successors, (494), 10 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:12,663 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:12,664 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:12,664 INFO L185 Difference]: Start difference. First operand has 158 places, 155 transitions, 2243 flow. Second operand 10 states and 494 transitions. [2021-04-29 04:49:12,664 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 167 places, 727 transitions, 12636 flow [2021-04-29 04:49:12,907 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 727 transitions, 11666 flow, removed 91 selfloop flow, removed 9 redundant places. [2021-04-29 04:49:12,915 INFO L241 Difference]: Finished difference. Result has 161 places, 161 transitions, 2236 flow [2021-04-29 04:49:12,915 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=2035, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=155, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=121, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=2236, PETRI_PLACES=161, PETRI_TRANSITIONS=161} [2021-04-29 04:49:12,915 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 100 predicate places. [2021-04-29 04:49:12,915 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:12,915 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 161 places, 161 transitions, 2236 flow [2021-04-29 04:49:12,916 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 161 places, 161 transitions, 2236 flow [2021-04-29 04:49:12,917 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 161 places, 161 transitions, 2236 flow [2021-04-29 04:49:13,106 INFO L129 PetriNetUnfolder]: 1141/1978 cut-off events. [2021-04-29 04:49:13,106 INFO L130 PetriNetUnfolder]: For 29112/30498 co-relation queries the response was YES. [2021-04-29 04:49:13,124 INFO L84 FinitePrefix]: Finished finitePrefix Result has 14085 conditions, 1978 events. 1141/1978 cut-off events. For 29112/30498 co-relation queries the response was YES. Maximal size of possible extension queue 193. Compared 11998 event pairs, 190 based on Foata normal form. 69/1945 useless extension candidates. Maximal degree in co-relation 13678. Up to 1329 conditions per place. [2021-04-29 04:49:13,145 INFO L146 LiptonReduction]: Number of co-enabled transitions 3466 [2021-04-29 04:49:13,162 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:13,163 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:13,163 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 248 [2021-04-29 04:49:13,164 INFO L480 AbstractCegarLoop]: Abstraction has has 161 places, 161 transitions, 2236 flow [2021-04-29 04:49:13,164 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 44.75) internal successors, (358), 8 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:13,164 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:13,164 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:13,378 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:13,378 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:13,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:13,379 INFO L82 PathProgramCache]: Analyzing trace with hash -758635562, now seen corresponding path program 5 times [2021-04-29 04:49:13,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:13,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918064791] [2021-04-29 04:49:13,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:13,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:13,409 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:13,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918064791] [2021-04-29 04:49:13,426 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463702082] [2021-04-29 04:49:13,426 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-04-29 04:49:13,460 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:49:13,460 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:13,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:13,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:13,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:13,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:13,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:13,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:13,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:13,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:13,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:13,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,503 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 04:49:13,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:13,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:13,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:13,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:13,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:13,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:13,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:13,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:13,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:13,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,523 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:13,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:13,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:13,543 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:13,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:13,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:13,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,558 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:13,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:13,563 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:13,563 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:13,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998869930] [2021-04-29 04:49:13,563 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:13,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:13,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:13,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:13,565 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:13,565 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 161 places, 161 transitions, 2236 flow. Second operand has 8 states, 8 states have (on average 44.625) internal successors, (357), 8 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:13,565 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:13,566 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:13,566 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:14,874 INFO L129 PetriNetUnfolder]: 5091/8400 cut-off events. [2021-04-29 04:49:14,874 INFO L130 PetriNetUnfolder]: For 145720/145912 co-relation queries the response was YES. [2021-04-29 04:49:14,961 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67206 conditions, 8400 events. 5091/8400 cut-off events. For 145720/145912 co-relation queries the response was YES. Maximal size of possible extension queue 626. Compared 61205 event pairs, 335 based on Foata normal form. 298/8690 useless extension candidates. Maximal degree in co-relation 65636. Up to 4120 conditions per place. [2021-04-29 04:49:15,005 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 967 selfloop transitions, 62 changer transitions 21/1058 dead transitions. [2021-04-29 04:49:15,005 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 1058 transitions, 17296 flow [2021-04-29 04:49:15,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 04:49:15,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 04:49:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 694 transitions. [2021-04-29 04:49:15,007 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4465894465894466 [2021-04-29 04:49:15,007 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 694 transitions. [2021-04-29 04:49:15,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 694 transitions. [2021-04-29 04:49:15,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:15,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 694 transitions. [2021-04-29 04:49:15,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 49.57142857142857) internal successors, (694), 14 states have internal predecessors, (694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:15,012 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:15,012 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:15,012 INFO L185 Difference]: Start difference. First operand has 161 places, 161 transitions, 2236 flow. Second operand 14 states and 694 transitions. [2021-04-29 04:49:15,012 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 1058 transitions, 17296 flow [2021-04-29 04:49:15,469 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 1058 transitions, 17167 flow, removed 41 selfloop flow, removed 4 redundant places. [2021-04-29 04:49:15,481 INFO L241 Difference]: Finished difference. Result has 173 places, 188 transitions, 2749 flow [2021-04-29 04:49:15,482 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=2092, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=40, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=117, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=2749, PETRI_PLACES=173, PETRI_TRANSITIONS=188} [2021-04-29 04:49:15,482 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 112 predicate places. [2021-04-29 04:49:15,482 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:15,482 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 173 places, 188 transitions, 2749 flow [2021-04-29 04:49:15,483 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 173 places, 188 transitions, 2749 flow [2021-04-29 04:49:15,484 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 173 places, 188 transitions, 2749 flow [2021-04-29 04:49:15,774 INFO L129 PetriNetUnfolder]: 1536/2974 cut-off events. [2021-04-29 04:49:15,775 INFO L130 PetriNetUnfolder]: For 44163/45715 co-relation queries the response was YES. [2021-04-29 04:49:15,802 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21409 conditions, 2974 events. 1536/2974 cut-off events. For 44163/45715 co-relation queries the response was YES. Maximal size of possible extension queue 291. Compared 21697 event pairs, 256 based on Foata normal form. 100/3002 useless extension candidates. Maximal degree in co-relation 20719. Up to 1846 conditions per place. [2021-04-29 04:49:15,836 INFO L146 LiptonReduction]: Number of co-enabled transitions 5768 [2021-04-29 04:49:15,851 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:15,851 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:15,852 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 370 [2021-04-29 04:49:15,852 INFO L480 AbstractCegarLoop]: Abstraction has has 173 places, 188 transitions, 2749 flow [2021-04-29 04:49:15,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 44.625) internal successors, (357), 8 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:15,853 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:15,853 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:16,067 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-04-29 04:49:16,068 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:16,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:16,068 INFO L82 PathProgramCache]: Analyzing trace with hash 482387514, now seen corresponding path program 6 times [2021-04-29 04:49:16,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:16,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137684573] [2021-04-29 04:49:16,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:16,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:16,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:16,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137684573] [2021-04-29 04:49:16,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131735157] [2021-04-29 04:49:16,108 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:16,137 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 04:49:16,138 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:16,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:16,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:16,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:16,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:16,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:16,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:16,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:16,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:16,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:16,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:16,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:16,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:16,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:16,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:16,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:16,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:16,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:16,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:16,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:16,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:16,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:16,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:16,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:16,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:16,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:16,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:16,206 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 04:49:16,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:49:16,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:16,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:49:16,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:49:16,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,222 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,225 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,230 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:16,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:16,233 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:16,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:16,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965688632] [2021-04-29 04:49:16,233 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:16,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:16,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:16,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:16,235 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:16,235 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 188 transitions, 2749 flow. Second operand has 8 states, 8 states have (on average 44.875) internal successors, (359), 8 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:16,235 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:16,235 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:16,235 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:17,570 INFO L129 PetriNetUnfolder]: 5543/8687 cut-off events. [2021-04-29 04:49:17,571 INFO L130 PetriNetUnfolder]: For 161923/162073 co-relation queries the response was YES. [2021-04-29 04:49:17,640 INFO L84 FinitePrefix]: Finished finitePrefix Result has 75953 conditions, 8687 events. 5543/8687 cut-off events. For 161923/162073 co-relation queries the response was YES. Maximal size of possible extension queue 601. Compared 56779 event pairs, 1090 based on Foata normal form. 143/8816 useless extension candidates. Maximal degree in co-relation 74700. Up to 4554 conditions per place. [2021-04-29 04:49:17,688 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 552 selfloop transitions, 55 changer transitions 0/615 dead transitions. [2021-04-29 04:49:17,688 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 180 places, 615 transitions, 10152 flow [2021-04-29 04:49:17,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:49:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:49:17,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 404 transitions. [2021-04-29 04:49:17,690 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45495495495495497 [2021-04-29 04:49:17,690 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 404 transitions. [2021-04-29 04:49:17,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 404 transitions. [2021-04-29 04:49:17,690 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:17,691 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 404 transitions. [2021-04-29 04:49:17,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 50.5) internal successors, (404), 8 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:17,694 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:17,694 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:17,694 INFO L185 Difference]: Start difference. First operand has 173 places, 188 transitions, 2749 flow. Second operand 8 states and 404 transitions. [2021-04-29 04:49:17,694 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 180 places, 615 transitions, 10152 flow [2021-04-29 04:49:18,749 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 615 transitions, 9839 flow, removed 149 selfloop flow, removed 1 redundant places. [2021-04-29 04:49:18,757 INFO L241 Difference]: Finished difference. Result has 182 places, 193 transitions, 2742 flow [2021-04-29 04:49:18,757 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=2488, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=188, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=134, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=2742, PETRI_PLACES=182, PETRI_TRANSITIONS=193} [2021-04-29 04:49:18,758 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 121 predicate places. [2021-04-29 04:49:18,758 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:18,758 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 182 places, 193 transitions, 2742 flow [2021-04-29 04:49:18,758 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 182 places, 193 transitions, 2742 flow [2021-04-29 04:49:18,760 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 182 places, 193 transitions, 2742 flow [2021-04-29 04:49:19,079 INFO L129 PetriNetUnfolder]: 1662/3208 cut-off events. [2021-04-29 04:49:19,080 INFO L130 PetriNetUnfolder]: For 46469/47709 co-relation queries the response was YES. [2021-04-29 04:49:19,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 22834 conditions, 3208 events. 1662/3208 cut-off events. For 46469/47709 co-relation queries the response was YES. Maximal size of possible extension queue 318. Compared 23859 event pairs, 256 based on Foata normal form. 108/3238 useless extension candidates. Maximal degree in co-relation 21818. Up to 2031 conditions per place. [2021-04-29 04:49:19,221 INFO L146 LiptonReduction]: Number of co-enabled transitions 6164 [2021-04-29 04:49:19,240 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:19,240 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:19,241 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 483 [2021-04-29 04:49:19,241 INFO L480 AbstractCegarLoop]: Abstraction has has 182 places, 193 transitions, 2742 flow [2021-04-29 04:49:19,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 44.875) internal successors, (359), 8 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:19,242 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:19,242 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:19,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:19,450 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:19,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:19,450 INFO L82 PathProgramCache]: Analyzing trace with hash 930031119, now seen corresponding path program 7 times [2021-04-29 04:49:19,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:19,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536225935] [2021-04-29 04:49:19,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:19,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:19,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:19,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:19,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:19,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536225935] [2021-04-29 04:49:19,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86532301] [2021-04-29 04:49:19,497 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:19,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:19,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:19,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,535 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,536 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,536 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,537 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,538 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:19,544 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,549 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:19,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:19,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:19,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:19,561 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 04:49:19,561 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,563 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:19,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,565 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:19,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:19,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:19,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:19,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,570 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:19,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:19,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:19,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:19,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:19,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:19,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:19,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:19,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:19,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:19,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:19,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:19,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:19,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:19,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768916769] [2021-04-29 04:49:19,623 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:19,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:19,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:19,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:19,625 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:19,625 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 182 places, 193 transitions, 2742 flow. Second operand has 8 states, 8 states have (on average 44.875) internal successors, (359), 8 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:19,625 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:19,625 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:19,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:21,930 INFO L129 PetriNetUnfolder]: 8621/14948 cut-off events. [2021-04-29 04:49:21,930 INFO L130 PetriNetUnfolder]: For 237289/237442 co-relation queries the response was YES. [2021-04-29 04:49:22,149 INFO L84 FinitePrefix]: Finished finitePrefix Result has 114926 conditions, 14948 events. 8621/14948 cut-off events. For 237289/237442 co-relation queries the response was YES. Maximal size of possible extension queue 1067. Compared 126090 event pairs, 249 based on Foata normal form. 261/15201 useless extension candidates. Maximal degree in co-relation 112448. Up to 7107 conditions per place. [2021-04-29 04:49:22,227 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 978 selfloop transitions, 93 changer transitions 25/1104 dead transitions. [2021-04-29 04:49:22,227 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 195 places, 1104 transitions, 18113 flow [2021-04-29 04:49:22,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-29 04:49:22,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-04-29 04:49:22,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 694 transitions. [2021-04-29 04:49:22,229 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4465894465894466 [2021-04-29 04:49:22,229 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 694 transitions. [2021-04-29 04:49:22,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 694 transitions. [2021-04-29 04:49:22,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:22,230 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 694 transitions. [2021-04-29 04:49:22,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 49.57142857142857) internal successors, (694), 14 states have internal predecessors, (694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:22,234 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:22,234 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 111.0) internal successors, (1665), 15 states have internal predecessors, (1665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:22,234 INFO L185 Difference]: Start difference. First operand has 182 places, 193 transitions, 2742 flow. Second operand 14 states and 694 transitions. [2021-04-29 04:49:22,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 195 places, 1104 transitions, 18113 flow [2021-04-29 04:49:23,461 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 192 places, 1104 transitions, 18023 flow, removed 27 selfloop flow, removed 3 redundant places. [2021-04-29 04:49:23,473 INFO L241 Difference]: Finished difference. Result has 199 places, 232 transitions, 3654 flow [2021-04-29 04:49:23,473 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=2649, PETRI_DIFFERENCE_MINUEND_PLACES=179, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=192, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=59, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=3654, PETRI_PLACES=199, PETRI_TRANSITIONS=232} [2021-04-29 04:49:23,473 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 138 predicate places. [2021-04-29 04:49:23,473 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:23,473 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 199 places, 232 transitions, 3654 flow [2021-04-29 04:49:23,474 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 199 places, 232 transitions, 3654 flow [2021-04-29 04:49:23,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 199 places, 232 transitions, 3654 flow [2021-04-29 04:49:24,058 INFO L129 PetriNetUnfolder]: 2519/5252 cut-off events. [2021-04-29 04:49:24,058 INFO L130 PetriNetUnfolder]: For 80257/81757 co-relation queries the response was YES. [2021-04-29 04:49:24,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 38484 conditions, 5252 events. 2519/5252 cut-off events. For 80257/81757 co-relation queries the response was YES. Maximal size of possible extension queue 491. Compared 45321 event pairs, 349 based on Foata normal form. 247/5419 useless extension candidates. Maximal degree in co-relation 37258. Up to 3054 conditions per place. [2021-04-29 04:49:24,177 INFO L146 LiptonReduction]: Number of co-enabled transitions 10024 [2021-04-29 04:49:24,205 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:24,205 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:24,205 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 732 [2021-04-29 04:49:24,206 INFO L480 AbstractCegarLoop]: Abstraction has has 199 places, 232 transitions, 3654 flow [2021-04-29 04:49:24,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 44.875) internal successors, (359), 8 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:24,206 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:24,206 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:24,407 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-04-29 04:49:24,407 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:24,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:24,408 INFO L82 PathProgramCache]: Analyzing trace with hash -503104952, now seen corresponding path program 8 times [2021-04-29 04:49:24,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:24,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987953637] [2021-04-29 04:49:24,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:24,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:24,437 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:24,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:24,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:24,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987953637] [2021-04-29 04:49:24,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131646826] [2021-04-29 04:49:24,457 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:24,486 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:49:24,487 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:24,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:24,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:24,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,511 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,512 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:24,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:24,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:24,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:24,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:24,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:24,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:24,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:24,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:24,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:24,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:24,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:24,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:24,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:24,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:24,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:24,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:24,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:24,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,559 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:24,569 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 04:49:24,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:49:24,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:24,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:49:24,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:49:24,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:24,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:24,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:24,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:24,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:24,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206872429] [2021-04-29 04:49:24,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:24,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:24,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:24,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:24,601 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:24,602 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 199 places, 232 transitions, 3654 flow. Second operand has 8 states, 8 states have (on average 45.0) internal successors, (360), 8 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:24,602 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:24,602 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:24,602 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:27,275 INFO L129 PetriNetUnfolder]: 8785/13891 cut-off events. [2021-04-29 04:49:27,275 INFO L130 PetriNetUnfolder]: For 276160/276310 co-relation queries the response was YES. [2021-04-29 04:49:27,458 INFO L84 FinitePrefix]: Finished finitePrefix Result has 122352 conditions, 13891 events. 8785/13891 cut-off events. For 276160/276310 co-relation queries the response was YES. Maximal size of possible extension queue 889. Compared 98325 event pairs, 2574 based on Foata normal form. 127/14003 useless extension candidates. Maximal degree in co-relation 120262. Up to 9421 conditions per place. [2021-04-29 04:49:27,534 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 886 selfloop transitions, 43 changer transitions 4/941 dead transitions. [2021-04-29 04:49:27,535 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 210 places, 941 transitions, 15681 flow [2021-04-29 04:49:27,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 04:49:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 04:49:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 595 transitions. [2021-04-29 04:49:27,538 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4466966966966967 [2021-04-29 04:49:27,538 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 595 transitions. [2021-04-29 04:49:27,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 595 transitions. [2021-04-29 04:49:27,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:27,539 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 595 transitions. [2021-04-29 04:49:27,540 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 49.583333333333336) internal successors, (595), 12 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:27,542 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:27,542 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:27,542 INFO L185 Difference]: Start difference. First operand has 199 places, 232 transitions, 3654 flow. Second operand 12 states and 595 transitions. [2021-04-29 04:49:27,542 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 210 places, 941 transitions, 15681 flow [2021-04-29 04:49:29,684 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 209 places, 941 transitions, 15482 flow, removed 92 selfloop flow, removed 1 redundant places. [2021-04-29 04:49:29,694 INFO L241 Difference]: Finished difference. Result has 214 places, 236 transitions, 3619 flow [2021-04-29 04:49:29,695 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=3422, PETRI_DIFFERENCE_MINUEND_PLACES=198, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=230, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=38, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=188, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=3619, PETRI_PLACES=214, PETRI_TRANSITIONS=236} [2021-04-29 04:49:29,695 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 153 predicate places. [2021-04-29 04:49:29,695 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:29,695 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 214 places, 236 transitions, 3619 flow [2021-04-29 04:49:29,695 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 214 places, 236 transitions, 3619 flow [2021-04-29 04:49:29,697 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 214 places, 236 transitions, 3619 flow [2021-04-29 04:49:31,100 INFO L129 PetriNetUnfolder]: 2645/5008 cut-off events. [2021-04-29 04:49:31,101 INFO L130 PetriNetUnfolder]: For 86766/90029 co-relation queries the response was YES. [2021-04-29 04:49:31,148 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37571 conditions, 5008 events. 2645/5008 cut-off events. For 86766/90029 co-relation queries the response was YES. Maximal size of possible extension queue 468. Compared 39381 event pairs, 431 based on Foata normal form. 370/5292 useless extension candidates. Maximal degree in co-relation 37045. Up to 3305 conditions per place. [2021-04-29 04:49:31,214 INFO L146 LiptonReduction]: Number of co-enabled transitions 10436 [2021-04-29 04:49:31,257 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:31,257 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:31,257 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1562 [2021-04-29 04:49:31,258 INFO L480 AbstractCegarLoop]: Abstraction has has 214 places, 236 transitions, 3619 flow [2021-04-29 04:49:31,258 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 45.0) internal successors, (360), 8 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:31,258 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:31,258 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:31,459 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-04-29 04:49:31,459 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:31,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:31,460 INFO L82 PathProgramCache]: Analyzing trace with hash -708462486, now seen corresponding path program 9 times [2021-04-29 04:49:31,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:31,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675640138] [2021-04-29 04:49:31,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:31,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:31,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:31,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:31,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:31,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:31,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675640138] [2021-04-29 04:49:31,504 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734180854] [2021-04-29 04:49:31,504 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:31,536 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-04-29 04:49:31,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:31,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:31,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:31,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,542 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,551 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,552 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,553 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,554 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:31,556 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:31,558 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:31,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,560 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:31,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:31,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:31,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:31,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:31,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:31,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:31,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:31,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:31,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:31,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:31,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:31,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:31,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:31,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:31,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:31,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:31,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:31,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:31,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:31,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,607 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:31,622 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-04-29 04:49:31,622 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:49:31,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:31,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:31,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:49:31,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:31,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:31,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:31,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:31,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942837012] [2021-04-29 04:49:31,651 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:31,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:31,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:31,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:31,653 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:31,653 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 214 places, 236 transitions, 3619 flow. Second operand has 8 states, 8 states have (on average 44.875) internal successors, (359), 8 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:31,653 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:31,654 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:31,654 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:35,333 INFO L129 PetriNetUnfolder]: 9905/15531 cut-off events. [2021-04-29 04:49:35,334 INFO L130 PetriNetUnfolder]: For 284730/284982 co-relation queries the response was YES. [2021-04-29 04:49:35,485 INFO L84 FinitePrefix]: Finished finitePrefix Result has 133936 conditions, 15531 events. 9905/15531 cut-off events. For 284730/284982 co-relation queries the response was YES. Maximal size of possible extension queue 920. Compared 110093 event pairs, 2543 based on Foata normal form. 354/15860 useless extension candidates. Maximal degree in co-relation 131752. Up to 9529 conditions per place. [2021-04-29 04:49:35,564 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 748 selfloop transitions, 55 changer transitions 0/811 dead transitions. [2021-04-29 04:49:35,564 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 223 places, 811 transitions, 13526 flow [2021-04-29 04:49:35,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 04:49:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 04:49:35,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 497 transitions. [2021-04-29 04:49:35,566 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4477477477477477 [2021-04-29 04:49:35,566 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 497 transitions. [2021-04-29 04:49:35,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 497 transitions. [2021-04-29 04:49:35,566 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:35,566 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 497 transitions. [2021-04-29 04:49:35,567 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 49.7) internal successors, (497), 10 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:35,569 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:35,570 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:35,570 INFO L185 Difference]: Start difference. First operand has 214 places, 236 transitions, 3619 flow. Second operand 10 states and 497 transitions. [2021-04-29 04:49:35,570 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 223 places, 811 transitions, 13526 flow [2021-04-29 04:49:37,514 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 219 places, 811 transitions, 13441 flow, removed 22 selfloop flow, removed 4 redundant places. [2021-04-29 04:49:37,526 INFO L241 Difference]: Finished difference. Result has 221 places, 248 transitions, 3915 flow [2021-04-29 04:49:37,526 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=3534, PETRI_DIFFERENCE_MINUEND_PLACES=210, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=236, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=43, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=181, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=3915, PETRI_PLACES=221, PETRI_TRANSITIONS=248} [2021-04-29 04:49:37,526 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 160 predicate places. [2021-04-29 04:49:37,527 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:37,527 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 221 places, 248 transitions, 3915 flow [2021-04-29 04:49:37,527 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 221 places, 248 transitions, 3915 flow [2021-04-29 04:49:37,530 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 221 places, 248 transitions, 3915 flow [2021-04-29 04:49:38,508 INFO L129 PetriNetUnfolder]: 3107/6011 cut-off events. [2021-04-29 04:49:38,508 INFO L130 PetriNetUnfolder]: For 96186/98098 co-relation queries the response was YES. [2021-04-29 04:49:38,560 INFO L84 FinitePrefix]: Finished finitePrefix Result has 45216 conditions, 6011 events. 3107/6011 cut-off events. For 96186/98098 co-relation queries the response was YES. Maximal size of possible extension queue 528. Compared 49168 event pairs, 468 based on Foata normal form. 314/6232 useless extension candidates. Maximal degree in co-relation 44428. Up to 3827 conditions per place. [2021-04-29 04:49:38,628 INFO L146 LiptonReduction]: Number of co-enabled transitions 11524 [2021-04-29 04:49:38,661 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:38,661 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:38,661 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1134 [2021-04-29 04:49:38,662 INFO L480 AbstractCegarLoop]: Abstraction has has 221 places, 248 transitions, 3915 flow [2021-04-29 04:49:38,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 44.875) internal successors, (359), 8 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:38,662 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:38,662 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:38,871 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-04-29 04:49:38,872 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:38,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:38,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1749503939, now seen corresponding path program 10 times [2021-04-29 04:49:38,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:38,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664710500] [2021-04-29 04:49:38,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:38,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:38,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:38,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:38,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:38,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664710500] [2021-04-29 04:49:38,913 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489939131] [2021-04-29 04:49:38,913 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:38,943 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 04:49:38,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:38,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:38,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:38,945 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,952 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:38,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:38,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:38,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:38,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:38,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:38,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:38,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:38,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:49:38,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:38,969 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:38,970 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:38,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:38,971 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:38,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:38,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:38,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:38,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:38,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:38,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:38,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:38,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:38,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:38,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:38,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:38,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,012 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,012 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,013 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,013 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,014 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,014 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,015 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,016 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,016 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,017 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,017 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,018 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,018 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,019 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,019 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,020 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:39,023 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 04:49:39,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:49:39,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:39,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:49:39,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:49:39,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:39,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:39,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:39,047 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:39,047 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:39,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686543683] [2021-04-29 04:49:39,047 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:39,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:39,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:39,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:39,049 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:39,049 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 221 places, 248 transitions, 3915 flow. Second operand has 8 states, 8 states have (on average 45.125) internal successors, (361), 8 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:39,049 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:39,049 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:39,049 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:42,816 INFO L129 PetriNetUnfolder]: 10637/17107 cut-off events. [2021-04-29 04:49:42,817 INFO L130 PetriNetUnfolder]: For 305389/305542 co-relation queries the response was YES. [2021-04-29 04:49:43,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 147619 conditions, 17107 events. 10637/17107 cut-off events. For 305389/305542 co-relation queries the response was YES. Maximal size of possible extension queue 1011. Compared 128310 event pairs, 1712 based on Foata normal form. 135/17227 useless extension candidates. Maximal degree in co-relation 145009. Up to 9132 conditions per place. [2021-04-29 04:49:43,196 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 597 selfloop transitions, 72 changer transitions 0/677 dead transitions. [2021-04-29 04:49:43,197 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 677 transitions, 11445 flow [2021-04-29 04:49:43,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:49:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:49:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 404 transitions. [2021-04-29 04:49:43,198 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.45495495495495497 [2021-04-29 04:49:43,198 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 404 transitions. [2021-04-29 04:49:43,198 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 404 transitions. [2021-04-29 04:49:43,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:43,199 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 404 transitions. [2021-04-29 04:49:43,199 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 50.5) internal successors, (404), 8 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:43,200 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:43,200 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:43,200 INFO L185 Difference]: Start difference. First operand has 221 places, 248 transitions, 3915 flow. Second operand 8 states and 404 transitions. [2021-04-29 04:49:43,201 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 677 transitions, 11445 flow [2021-04-29 04:49:45,595 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 221 places, 677 transitions, 11289 flow, removed 34 selfloop flow, removed 7 redundant places. [2021-04-29 04:49:45,607 INFO L241 Difference]: Finished difference. Result has 224 places, 256 transitions, 4136 flow [2021-04-29 04:49:45,607 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=3759, PETRI_DIFFERENCE_MINUEND_PLACES=214, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=248, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=64, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=177, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=4136, PETRI_PLACES=224, PETRI_TRANSITIONS=256} [2021-04-29 04:49:45,607 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 163 predicate places. [2021-04-29 04:49:45,607 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:45,608 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 224 places, 256 transitions, 4136 flow [2021-04-29 04:49:45,608 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 224 places, 256 transitions, 4136 flow [2021-04-29 04:49:45,611 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 224 places, 256 transitions, 4136 flow [2021-04-29 04:49:46,618 INFO L129 PetriNetUnfolder]: 3392/6370 cut-off events. [2021-04-29 04:49:46,618 INFO L130 PetriNetUnfolder]: For 116496/120603 co-relation queries the response was YES. [2021-04-29 04:49:46,674 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49241 conditions, 6370 events. 3392/6370 cut-off events. For 116496/120603 co-relation queries the response was YES. Maximal size of possible extension queue 533. Compared 50867 event pairs, 574 based on Foata normal form. 521/6801 useless extension candidates. Maximal degree in co-relation 48579. Up to 4203 conditions per place. [2021-04-29 04:49:46,748 INFO L146 LiptonReduction]: Number of co-enabled transitions 12198 [2021-04-29 04:49:46,784 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:46,784 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:46,784 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1177 [2021-04-29 04:49:46,785 INFO L480 AbstractCegarLoop]: Abstraction has has 224 places, 256 transitions, 4136 flow [2021-04-29 04:49:46,785 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 45.125) internal successors, (361), 8 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:46,785 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:46,785 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:47,000 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-04-29 04:49:47,001 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:47,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:47,001 INFO L82 PathProgramCache]: Analyzing trace with hash 536541962, now seen corresponding path program 11 times [2021-04-29 04:49:47,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:47,002 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001259581] [2021-04-29 04:49:47,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:47,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:47,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:47,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:47,028 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,029 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:47,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001259581] [2021-04-29 04:49:47,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211593494] [2021-04-29 04:49:47,041 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:47,071 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 04:49:47,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:47,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 5 conjunts are in the unsatisfiable core [2021-04-29 04:49:47,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:47,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,081 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,081 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,082 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,082 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,084 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:49:47,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:47,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:47,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:49:47,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:47,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:47,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:49:47,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:47,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:47,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:49:47,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:47,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:47,123 INFO L142 QuantifierPusher]: treesize reduction 1, result has 92.9 percent of original size [2021-04-29 04:49:47,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:49:47,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:47,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-29 04:49:47,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:47,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:49:47,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:49:47,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:49:47,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:49:47,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:49:47,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:49:47,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:47,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:49:47,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:47,165 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:47,165 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-04-29 04:49:47,166 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152469239] [2021-04-29 04:49:47,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:49:47,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:47,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:49:47,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:49:47,167 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 43 out of 111 [2021-04-29 04:49:47,167 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 256 transitions, 4136 flow. Second operand has 8 states, 8 states have (on average 45.0) internal successors, (360), 8 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:47,167 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:47,167 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 43 of 111 [2021-04-29 04:49:47,168 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:51,199 INFO L129 PetriNetUnfolder]: 10465/16985 cut-off events. [2021-04-29 04:49:51,199 INFO L130 PetriNetUnfolder]: For 356407/356560 co-relation queries the response was YES. [2021-04-29 04:49:51,352 INFO L84 FinitePrefix]: Finished finitePrefix Result has 147184 conditions, 16985 events. 10465/16985 cut-off events. For 356407/356560 co-relation queries the response was YES. Maximal size of possible extension queue 1031. Compared 129149 event pairs, 1852 based on Foata normal form. 84/17060 useless extension candidates. Maximal degree in co-relation 144856. Up to 8968 conditions per place. [2021-04-29 04:49:51,445 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 718 selfloop transitions, 55 changer transitions 33/814 dead transitions. [2021-04-29 04:49:51,446 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 814 transitions, 13736 flow [2021-04-29 04:49:51,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-29 04:49:51,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-04-29 04:49:51,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 493 transitions. [2021-04-29 04:49:51,447 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44414414414414416 [2021-04-29 04:49:51,447 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 493 transitions. [2021-04-29 04:49:51,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 493 transitions. [2021-04-29 04:49:51,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:51,448 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 493 transitions. [2021-04-29 04:49:51,449 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 49.3) internal successors, (493), 10 states have internal predecessors, (493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:51,451 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:51,451 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 111.0) internal successors, (1221), 11 states have internal predecessors, (1221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:51,451 INFO L185 Difference]: Start difference. First operand has 224 places, 256 transitions, 4136 flow. Second operand 10 states and 493 transitions. [2021-04-29 04:49:51,451 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 814 transitions, 13736 flow [2021-04-29 04:49:53,444 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 814 transitions, 13640 flow, removed 22 selfloop flow, removed 5 redundant places. [2021-04-29 04:49:53,454 INFO L241 Difference]: Finished difference. Result has 230 places, 255 transitions, 4157 flow [2021-04-29 04:49:53,455 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=3987, PETRI_DIFFERENCE_MINUEND_PLACES=219, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=198, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=4157, PETRI_PLACES=230, PETRI_TRANSITIONS=255} [2021-04-29 04:49:53,455 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 169 predicate places. [2021-04-29 04:49:53,455 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:49:53,455 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 230 places, 255 transitions, 4157 flow [2021-04-29 04:49:53,456 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 230 places, 255 transitions, 4157 flow [2021-04-29 04:49:53,458 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 230 places, 255 transitions, 4157 flow [2021-04-29 04:49:54,501 INFO L129 PetriNetUnfolder]: 3368/6407 cut-off events. [2021-04-29 04:49:54,502 INFO L130 PetriNetUnfolder]: For 109707/112074 co-relation queries the response was YES. [2021-04-29 04:49:54,571 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49794 conditions, 6407 events. 3368/6407 cut-off events. For 109707/112074 co-relation queries the response was YES. Maximal size of possible extension queue 531. Compared 52122 event pairs, 606 based on Foata normal form. 359/6682 useless extension candidates. Maximal degree in co-relation 49177. Up to 4108 conditions per place. [2021-04-29 04:49:54,665 INFO L146 LiptonReduction]: Number of co-enabled transitions 12262 [2021-04-29 04:49:54,734 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:49:54,734 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:49:54,735 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1280 [2021-04-29 04:49:54,735 INFO L480 AbstractCegarLoop]: Abstraction has has 230 places, 255 transitions, 4157 flow [2021-04-29 04:49:54,735 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 45.0) internal successors, (360), 8 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:54,736 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:49:54,736 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:49:54,942 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-04-29 04:49:54,943 INFO L428 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:49:54,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:49:54,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1270078525, now seen corresponding path program 11 times [2021-04-29 04:49:54,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:49:54,944 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959881729] [2021-04-29 04:49:54,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:49:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:49:54,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,036 INFO L142 QuantifierPusher]: treesize reduction 9, result has 57.1 percent of original size [2021-04-29 04:49:55,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:49:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:55,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959881729] [2021-04-29 04:49:55,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555399367] [2021-04-29 04:49:55,040 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:49:55,090 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:49:55,090 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:49:55,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:49:55,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:49:55,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:55,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:55,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:55,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:49:55,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:49:55,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:55,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:55,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:55,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:49:55,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:49:55,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:49:55,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,215 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,216 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,217 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,218 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,223 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,224 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,226 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,227 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,230 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:49:55,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:49:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:49:55,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:49:55,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 5 [2021-04-29 04:49:55,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904931970] [2021-04-29 04:49:55,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:49:55,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:49:55,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:49:55,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:49:55,258 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:49:55,258 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 255 transitions, 4157 flow. Second operand has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:55,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:49:55,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:49:55,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:49:59,005 INFO L129 PetriNetUnfolder]: 10719/16709 cut-off events. [2021-04-29 04:49:59,005 INFO L130 PetriNetUnfolder]: For 351844/351976 co-relation queries the response was YES. [2021-04-29 04:49:59,291 INFO L84 FinitePrefix]: Finished finitePrefix Result has 152314 conditions, 16709 events. 10719/16709 cut-off events. For 351844/351976 co-relation queries the response was YES. Maximal size of possible extension queue 1006. Compared 116332 event pairs, 3837 based on Foata normal form. 22/16716 useless extension candidates. Maximal degree in co-relation 150062. Up to 15094 conditions per place. [2021-04-29 04:49:59,393 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 277 selfloop transitions, 46 changer transitions 0/331 dead transitions. [2021-04-29 04:49:59,393 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 236 places, 331 transitions, 5971 flow [2021-04-29 04:49:59,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 04:49:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 04:49:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 178 transitions. [2021-04-29 04:49:59,394 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22908622908622908 [2021-04-29 04:49:59,394 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 178 transitions. [2021-04-29 04:49:59,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 178 transitions. [2021-04-29 04:49:59,395 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:49:59,395 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 178 transitions. [2021-04-29 04:49:59,395 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:59,396 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:59,396 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:49:59,396 INFO L185 Difference]: Start difference. First operand has 230 places, 255 transitions, 4157 flow. Second operand 7 states and 178 transitions. [2021-04-29 04:49:59,396 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 236 places, 331 transitions, 5971 flow [2021-04-29 04:50:01,451 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 232 places, 331 transitions, 5881 flow, removed 10 selfloop flow, removed 4 redundant places. [2021-04-29 04:50:01,462 INFO L241 Difference]: Finished difference. Result has 235 places, 284 transitions, 4768 flow [2021-04-29 04:50:01,462 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=4086, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=255, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=4768, PETRI_PLACES=235, PETRI_TRANSITIONS=284} [2021-04-29 04:50:01,463 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 174 predicate places. [2021-04-29 04:50:01,463 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:50:01,464 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 235 places, 284 transitions, 4768 flow [2021-04-29 04:50:01,465 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 235 places, 284 transitions, 4768 flow [2021-04-29 04:50:01,468 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 235 places, 284 transitions, 4768 flow [2021-04-29 04:50:02,582 INFO L129 PetriNetUnfolder]: 3405/6506 cut-off events. [2021-04-29 04:50:02,582 INFO L130 PetriNetUnfolder]: For 113057/115186 co-relation queries the response was YES. [2021-04-29 04:50:02,670 INFO L84 FinitePrefix]: Finished finitePrefix Result has 51387 conditions, 6506 events. 3405/6506 cut-off events. For 113057/115186 co-relation queries the response was YES. Maximal size of possible extension queue 531. Compared 53116 event pairs, 578 based on Foata normal form. 311/6727 useless extension candidates. Maximal degree in co-relation 50779. Up to 4166 conditions per place. [2021-04-29 04:50:02,777 INFO L146 LiptonReduction]: Number of co-enabled transitions 12620 [2021-04-29 04:50:02,822 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:50:02,823 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:50:02,823 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1360 [2021-04-29 04:50:02,823 INFO L480 AbstractCegarLoop]: Abstraction has has 235 places, 284 transitions, 4768 flow [2021-04-29 04:50:02,824 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:02,824 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:50:02,824 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:50:03,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:03,032 INFO L428 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:50:03,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:50:03,032 INFO L82 PathProgramCache]: Analyzing trace with hash 960642821, now seen corresponding path program 12 times [2021-04-29 04:50:03,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:50:03,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197960314] [2021-04-29 04:50:03,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:50:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:03,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:03,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:03,088 INFO L142 QuantifierPusher]: treesize reduction 9, result has 57.1 percent of original size [2021-04-29 04:50:03,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-04-29 04:50:03,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197960314] [2021-04-29 04:50:03,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014021146] [2021-04-29 04:50:03,092 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:03,138 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 04:50:03,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:50:03,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:50:03,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:50:03,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:03,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,146 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:03,146 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:03,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:03,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:03,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:50:03,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:50:03,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:50:03,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:50:03,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:03,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:03,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:03,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:03,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,214 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,215 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,216 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,217 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,218 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,219 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,220 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:03,222 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,224 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:03,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:03,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:03,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:03,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,326 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,326 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,327 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,334 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:03,334 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-04-29 04:50:03,335 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:03,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:50:03,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 6 [2021-04-29 04:50:03,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157210919] [2021-04-29 04:50:03,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:50:03,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:50:03,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:50:03,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:50:03,337 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:50:03,338 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 235 places, 284 transitions, 4768 flow. Second operand has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:03,338 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:50:03,338 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:50:03,338 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:50:07,121 INFO L129 PetriNetUnfolder]: 11031/17182 cut-off events. [2021-04-29 04:50:07,121 INFO L130 PetriNetUnfolder]: For 364458/364593 co-relation queries the response was YES. [2021-04-29 04:50:07,395 INFO L84 FinitePrefix]: Finished finitePrefix Result has 158678 conditions, 17182 events. 11031/17182 cut-off events. For 364458/364593 co-relation queries the response was YES. Maximal size of possible extension queue 1050. Compared 119896 event pairs, 3876 based on Foata normal form. 26/17191 useless extension candidates. Maximal degree in co-relation 156386. Up to 15391 conditions per place. [2021-04-29 04:50:07,824 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 308 selfloop transitions, 67 changer transitions 0/383 dead transitions. [2021-04-29 04:50:07,824 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 383 transitions, 7071 flow [2021-04-29 04:50:07,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:50:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:50:07,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 205 transitions. [2021-04-29 04:50:07,826 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23085585585585586 [2021-04-29 04:50:07,826 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 205 transitions. [2021-04-29 04:50:07,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 205 transitions. [2021-04-29 04:50:07,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:50:07,826 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 205 transitions. [2021-04-29 04:50:07,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 25.625) internal successors, (205), 8 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:07,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:07,828 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:07,829 INFO L185 Difference]: Start difference. First operand has 235 places, 284 transitions, 4768 flow. Second operand 8 states and 205 transitions. [2021-04-29 04:50:07,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 383 transitions, 7071 flow [2021-04-29 04:50:09,818 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 240 places, 383 transitions, 6888 flow, removed 80 selfloop flow, removed 2 redundant places. [2021-04-29 04:50:09,824 INFO L241 Difference]: Finished difference. Result has 244 places, 322 transitions, 5579 flow [2021-04-29 04:50:09,825 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=4585, PETRI_DIFFERENCE_MINUEND_PLACES=233, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=284, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=5579, PETRI_PLACES=244, PETRI_TRANSITIONS=322} [2021-04-29 04:50:09,825 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 183 predicate places. [2021-04-29 04:50:09,825 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:50:09,825 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 244 places, 322 transitions, 5579 flow [2021-04-29 04:50:09,825 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 244 places, 322 transitions, 5579 flow [2021-04-29 04:50:09,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 244 places, 322 transitions, 5579 flow [2021-04-29 04:50:10,908 INFO L129 PetriNetUnfolder]: 3444/6484 cut-off events. [2021-04-29 04:50:10,908 INFO L130 PetriNetUnfolder]: For 128075/130524 co-relation queries the response was YES. [2021-04-29 04:50:10,984 INFO L84 FinitePrefix]: Finished finitePrefix Result has 53503 conditions, 6484 events. 3444/6484 cut-off events. For 128075/130524 co-relation queries the response was YES. Maximal size of possible extension queue 549. Compared 52068 event pairs, 633 based on Foata normal form. 364/6761 useless extension candidates. Maximal degree in co-relation 52941. Up to 4213 conditions per place. [2021-04-29 04:50:11,070 INFO L146 LiptonReduction]: Number of co-enabled transitions 13020 [2021-04-29 04:50:11,113 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:50:11,113 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:50:11,113 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1288 [2021-04-29 04:50:11,114 INFO L480 AbstractCegarLoop]: Abstraction has has 244 places, 322 transitions, 5579 flow [2021-04-29 04:50:11,114 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:11,114 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:50:11,114 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:50:11,326 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2021-04-29 04:50:11,327 INFO L428 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:50:11,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:50:11,327 INFO L82 PathProgramCache]: Analyzing trace with hash -544492247, now seen corresponding path program 13 times [2021-04-29 04:50:11,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:50:11,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165683578] [2021-04-29 04:50:11,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:50:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:11,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:11,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:11,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:11,388 INFO L142 QuantifierPusher]: treesize reduction 9, result has 57.1 percent of original size [2021-04-29 04:50:11,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 04:50:11,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165683578] [2021-04-29 04:50:11,391 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557036158] [2021-04-29 04:50:11,392 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:11,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:50:11,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:50:11,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:11,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:11,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:11,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:11,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:11,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:50:11,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:50:11,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:50:11,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:50:11,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,510 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,511 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,512 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,513 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,513 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,534 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:11,535 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,539 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,539 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,540 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,540 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,541 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,541 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,561 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,562 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,562 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,564 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,565 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,566 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,566 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,567 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,578 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:11,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-04-29 04:50:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:11,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:50:11,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 5 [2021-04-29 04:50:11,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255126480] [2021-04-29 04:50:11,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:50:11,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:50:11,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:50:11,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:50:11,588 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:50:11,588 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 322 transitions, 5579 flow. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:11,589 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:50:11,589 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:50:11,589 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:50:16,279 INFO L129 PetriNetUnfolder]: 11285/17573 cut-off events. [2021-04-29 04:50:16,279 INFO L130 PetriNetUnfolder]: For 385219/385288 co-relation queries the response was YES. [2021-04-29 04:50:16,563 INFO L84 FinitePrefix]: Finished finitePrefix Result has 164884 conditions, 17573 events. 11285/17573 cut-off events. For 385219/385288 co-relation queries the response was YES. Maximal size of possible extension queue 1084. Compared 123073 event pairs, 3924 based on Foata normal form. 10/17566 useless extension candidates. Maximal degree in co-relation 162567. Up to 15889 conditions per place. [2021-04-29 04:50:16,661 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 337 selfloop transitions, 52 changer transitions 0/397 dead transitions. [2021-04-29 04:50:16,661 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 250 places, 397 transitions, 7588 flow [2021-04-29 04:50:16,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 04:50:16,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 04:50:16,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 178 transitions. [2021-04-29 04:50:16,662 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22908622908622908 [2021-04-29 04:50:16,662 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 178 transitions. [2021-04-29 04:50:16,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 178 transitions. [2021-04-29 04:50:16,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:50:16,663 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 178 transitions. [2021-04-29 04:50:16,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:16,664 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:16,665 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:16,665 INFO L185 Difference]: Start difference. First operand has 244 places, 322 transitions, 5579 flow. Second operand 7 states and 178 transitions. [2021-04-29 04:50:16,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 250 places, 397 transitions, 7588 flow [2021-04-29 04:50:18,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 248 places, 397 transitions, 7421 flow, removed 77 selfloop flow, removed 2 redundant places. [2021-04-29 04:50:18,956 INFO L241 Difference]: Finished difference. Result has 251 places, 351 transitions, 6185 flow [2021-04-29 04:50:18,957 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=5416, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=322, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=32, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=285, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6185, PETRI_PLACES=251, PETRI_TRANSITIONS=351} [2021-04-29 04:50:18,957 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 190 predicate places. [2021-04-29 04:50:18,957 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:50:18,957 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 351 transitions, 6185 flow [2021-04-29 04:50:18,958 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 351 transitions, 6185 flow [2021-04-29 04:50:18,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 251 places, 351 transitions, 6185 flow [2021-04-29 04:50:20,298 INFO L129 PetriNetUnfolder]: 3497/6666 cut-off events. [2021-04-29 04:50:20,298 INFO L130 PetriNetUnfolder]: For 140623/143556 co-relation queries the response was YES. [2021-04-29 04:50:20,379 INFO L84 FinitePrefix]: Finished finitePrefix Result has 54982 conditions, 6666 events. 3497/6666 cut-off events. For 140623/143556 co-relation queries the response was YES. Maximal size of possible extension queue 584. Compared 54654 event pairs, 639 based on Foata normal form. 470/7052 useless extension candidates. Maximal degree in co-relation 54411. Up to 4247 conditions per place. [2021-04-29 04:50:20,469 INFO L146 LiptonReduction]: Number of co-enabled transitions 13362 [2021-04-29 04:50:20,516 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:50:20,516 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:50:20,517 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1560 [2021-04-29 04:50:20,517 INFO L480 AbstractCegarLoop]: Abstraction has has 251 places, 351 transitions, 6185 flow [2021-04-29 04:50:20,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:20,517 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:50:20,518 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:50:20,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:20,723 INFO L428 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:50:20,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:50:20,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1990112753, now seen corresponding path program 12 times [2021-04-29 04:50:20,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:50:20,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795410569] [2021-04-29 04:50:20,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:50:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:20,753 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 04:50:20,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,759 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:50:20,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,768 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:50:20,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,780 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:50:20,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,782 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-04-29 04:50:20,782 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:20,785 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:20,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795410569] [2021-04-29 04:50:20,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1363565596] [2021-04-29 04:50:20,785 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:20,822 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 04:50:20,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:50:20,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:50:20,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:50:20,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:20,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:20,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:20,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:20,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:20,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,856 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,867 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,868 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:20,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:50:20,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,911 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,942 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,943 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,943 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,944 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,944 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,945 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,946 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,947 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,949 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,950 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,951 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,951 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,952 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,953 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,953 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,957 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:20,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:50:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:20,960 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:50:20,960 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 5 [2021-04-29 04:50:20,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885168811] [2021-04-29 04:50:20,960 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:50:20,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:50:20,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:50:20,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:50:20,961 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:50:20,961 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 251 places, 351 transitions, 6185 flow. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:20,962 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:50:20,962 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:50:20,962 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:50:25,685 INFO L129 PetriNetUnfolder]: 11531/17898 cut-off events. [2021-04-29 04:50:25,685 INFO L130 PetriNetUnfolder]: For 393132/393201 co-relation queries the response was YES. [2021-04-29 04:50:25,970 INFO L84 FinitePrefix]: Finished finitePrefix Result has 170401 conditions, 17898 events. 11531/17898 cut-off events. For 393132/393201 co-relation queries the response was YES. Maximal size of possible extension queue 1134. Compared 125953 event pairs, 3008 based on Foata normal form. 22/17904 useless extension candidates. Maximal degree in co-relation 168060. Up to 16166 conditions per place. [2021-04-29 04:50:26,078 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 381 selfloop transitions, 59 changer transitions 0/448 dead transitions. [2021-04-29 04:50:26,078 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 448 transitions, 8587 flow [2021-04-29 04:50:26,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 04:50:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 04:50:26,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 178 transitions. [2021-04-29 04:50:26,079 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22908622908622908 [2021-04-29 04:50:26,080 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 178 transitions. [2021-04-29 04:50:26,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 178 transitions. [2021-04-29 04:50:26,080 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:50:26,080 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 178 transitions. [2021-04-29 04:50:26,081 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:26,082 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:26,082 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:26,083 INFO L185 Difference]: Start difference. First operand has 251 places, 351 transitions, 6185 flow. Second operand 7 states and 178 transitions. [2021-04-29 04:50:26,083 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 448 transitions, 8587 flow [2021-04-29 04:50:29,078 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 255 places, 448 transitions, 8319 flow, removed 119 selfloop flow, removed 2 redundant places. [2021-04-29 04:50:29,087 INFO L241 Difference]: Finished difference. Result has 258 places, 393 transitions, 6934 flow [2021-04-29 04:50:29,087 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=5917, PETRI_DIFFERENCE_MINUEND_PLACES=249, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=351, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=308, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=6934, PETRI_PLACES=258, PETRI_TRANSITIONS=393} [2021-04-29 04:50:29,088 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 197 predicate places. [2021-04-29 04:50:29,088 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:50:29,088 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 258 places, 393 transitions, 6934 flow [2021-04-29 04:50:29,088 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 258 places, 393 transitions, 6934 flow [2021-04-29 04:50:29,092 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 258 places, 393 transitions, 6934 flow [2021-04-29 04:50:30,232 INFO L129 PetriNetUnfolder]: 3537/6612 cut-off events. [2021-04-29 04:50:30,233 INFO L130 PetriNetUnfolder]: For 147821/150216 co-relation queries the response was YES. [2021-04-29 04:50:30,611 INFO L84 FinitePrefix]: Finished finitePrefix Result has 56804 conditions, 6612 events. 3537/6612 cut-off events. For 147821/150216 co-relation queries the response was YES. Maximal size of possible extension queue 566. Compared 52997 event pairs, 419 based on Foata normal form. 511/6994 useless extension candidates. Maximal degree in co-relation 56339. Up to 4335 conditions per place. [2021-04-29 04:50:30,737 INFO L146 LiptonReduction]: Number of co-enabled transitions 13782 [2021-04-29 04:50:30,810 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:50:30,810 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:50:30,810 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1722 [2021-04-29 04:50:30,811 INFO L480 AbstractCegarLoop]: Abstraction has has 258 places, 393 transitions, 6934 flow [2021-04-29 04:50:30,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 7 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:30,811 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:50:30,811 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:50:31,011 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-04-29 04:50:31,013 INFO L428 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:50:31,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:50:31,014 INFO L82 PathProgramCache]: Analyzing trace with hash 898417021, now seen corresponding path program 1 times [2021-04-29 04:50:31,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:50:31,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876710593] [2021-04-29 04:50:31,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:50:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:31,037 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:50:31,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:31,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:50:31,071 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:50:31,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:50:31,087 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:50:31,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:31,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876710593] [2021-04-29 04:50:31,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047915221] [2021-04-29 04:50:31,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:31,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:50:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:50:31,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:31,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:31,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:31,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:31,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:31,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:31,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:31,130 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:31,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,133 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:31,134 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:31,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:31,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:31,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,145 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,149 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,149 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:31,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:31,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:31,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:31,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:31,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:50:31,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:50:31,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:50:31,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:50:31,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:50:31,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:50:31,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:50:31,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:50:31,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,209 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,211 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,213 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:31,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:50:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:31,270 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:50:31,270 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:50:31,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204934406] [2021-04-29 04:50:31,270 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:50:31,270 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:50:31,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:50:31,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:50:31,272 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:50:31,272 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 393 transitions, 6934 flow. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:31,272 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:50:31,272 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:50:31,273 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:50:36,425 INFO L129 PetriNetUnfolder]: 11631/18186 cut-off events. [2021-04-29 04:50:36,425 INFO L130 PetriNetUnfolder]: For 414997/415176 co-relation queries the response was YES. [2021-04-29 04:50:36,781 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173802 conditions, 18186 events. 11631/18186 cut-off events. For 414997/415176 co-relation queries the response was YES. Maximal size of possible extension queue 1149. Compared 129501 event pairs, 3297 based on Foata normal form. 40/18208 useless extension candidates. Maximal degree in co-relation 171457. Up to 16266 conditions per place. [2021-04-29 04:50:36,894 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 413 selfloop transitions, 73 changer transitions 0/494 dead transitions. [2021-04-29 04:50:36,894 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 265 places, 494 transitions, 9337 flow [2021-04-29 04:50:36,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:50:36,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:50:36,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 199 transitions. [2021-04-29 04:50:36,895 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22409909909909909 [2021-04-29 04:50:36,895 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 199 transitions. [2021-04-29 04:50:36,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 199 transitions. [2021-04-29 04:50:36,896 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:50:36,896 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 199 transitions. [2021-04-29 04:50:36,896 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.875) internal successors, (199), 8 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:36,898 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:36,898 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:36,899 INFO L185 Difference]: Start difference. First operand has 258 places, 393 transitions, 6934 flow. Second operand 8 states and 199 transitions. [2021-04-29 04:50:36,899 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 265 places, 494 transitions, 9337 flow [2021-04-29 04:50:40,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 264 places, 494 transitions, 9110 flow, removed 107 selfloop flow, removed 1 redundant places. [2021-04-29 04:50:40,463 INFO L241 Difference]: Finished difference. Result has 266 places, 437 transitions, 7772 flow [2021-04-29 04:50:40,464 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=6707, PETRI_DIFFERENCE_MINUEND_PLACES=257, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=393, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=45, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=348, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=7772, PETRI_PLACES=266, PETRI_TRANSITIONS=437} [2021-04-29 04:50:40,464 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 205 predicate places. [2021-04-29 04:50:40,464 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:50:40,464 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 266 places, 437 transitions, 7772 flow [2021-04-29 04:50:40,464 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 266 places, 437 transitions, 7772 flow [2021-04-29 04:50:40,469 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 266 places, 437 transitions, 7772 flow [2021-04-29 04:50:41,738 INFO L129 PetriNetUnfolder]: 3534/6853 cut-off events. [2021-04-29 04:50:41,738 INFO L130 PetriNetUnfolder]: For 152034/154417 co-relation queries the response was YES. [2021-04-29 04:50:41,828 INFO L84 FinitePrefix]: Finished finitePrefix Result has 58193 conditions, 6853 events. 3534/6853 cut-off events. For 152034/154417 co-relation queries the response was YES. Maximal size of possible extension queue 594. Compared 57332 event pairs, 527 based on Foata normal form. 483/7203 useless extension candidates. Maximal degree in co-relation 57683. Up to 4319 conditions per place. [2021-04-29 04:50:41,927 INFO L146 LiptonReduction]: Number of co-enabled transitions 13996 [2021-04-29 04:50:42,000 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:50:42,000 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:50:42,000 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1536 [2021-04-29 04:50:42,001 INFO L480 AbstractCegarLoop]: Abstraction has has 266 places, 437 transitions, 7772 flow [2021-04-29 04:50:42,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:42,001 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:50:42,001 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:50:42,202 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-04-29 04:50:42,202 INFO L428 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:50:42,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:50:42,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1868286013, now seen corresponding path program 13 times [2021-04-29 04:50:42,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:50:42,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870722672] [2021-04-29 04:50:42,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:50:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:42,224 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 04:50:42,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,241 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:50:42,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:42,253 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:50:42,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:42,257 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:50:42,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:50:42,267 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-04-29 04:50:42,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:42,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-04-29 04:50:42,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870722672] [2021-04-29 04:50:42,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360388174] [2021-04-29 04:50:42,271 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:42,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:50:42,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:50:42,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:42,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:42,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:42,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:42,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:50:42,329 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,336 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,337 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,338 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,367 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:50:42,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:50:42,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:50:42,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:50:42,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:50:42,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,449 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:42,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-04-29 04:50:42,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:42,483 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:50:42,483 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 6 [2021-04-29 04:50:42,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832938903] [2021-04-29 04:50:42,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:50:42,483 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:50:42,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:50:42,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:50:42,485 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:50:42,485 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 266 places, 437 transitions, 7772 flow. Second operand has 8 states, 8 states have (on average 20.125) internal successors, (161), 8 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:42,485 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:50:42,485 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:50:42,485 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:50:48,126 INFO L129 PetriNetUnfolder]: 11943/18915 cut-off events. [2021-04-29 04:50:48,126 INFO L130 PetriNetUnfolder]: For 429096/429331 co-relation queries the response was YES. [2021-04-29 04:50:48,468 INFO L84 FinitePrefix]: Finished finitePrefix Result has 179946 conditions, 18915 events. 11943/18915 cut-off events. For 429096/429331 co-relation queries the response was YES. Maximal size of possible extension queue 1220. Compared 138961 event pairs, 2937 based on Foata normal form. 51/18949 useless extension candidates. Maximal degree in co-relation 177461. Up to 16758 conditions per place. [2021-04-29 04:50:48,579 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 460 selfloop transitions, 69 changer transitions 0/537 dead transitions. [2021-04-29 04:50:48,579 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 537 transitions, 10468 flow [2021-04-29 04:50:48,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:50:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:50:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 205 transitions. [2021-04-29 04:50:48,580 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.23085585585585586 [2021-04-29 04:50:48,580 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 205 transitions. [2021-04-29 04:50:48,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 205 transitions. [2021-04-29 04:50:48,580 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:50:48,580 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 205 transitions. [2021-04-29 04:50:48,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 25.625) internal successors, (205), 8 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:48,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:48,582 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:48,582 INFO L185 Difference]: Start difference. First operand has 266 places, 437 transitions, 7772 flow. Second operand 8 states and 205 transitions. [2021-04-29 04:50:48,583 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 537 transitions, 10468 flow [2021-04-29 04:50:51,879 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 272 places, 537 transitions, 10302 flow, removed 79 selfloop flow, removed 1 redundant places. [2021-04-29 04:50:51,889 INFO L241 Difference]: Finished difference. Result has 276 places, 477 transitions, 8705 flow [2021-04-29 04:50:51,889 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=7610, PETRI_DIFFERENCE_MINUEND_PLACES=265, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=437, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=37, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=394, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=8705, PETRI_PLACES=276, PETRI_TRANSITIONS=477} [2021-04-29 04:50:51,890 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 215 predicate places. [2021-04-29 04:50:51,890 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:50:51,890 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 276 places, 477 transitions, 8705 flow [2021-04-29 04:50:51,890 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 276 places, 477 transitions, 8705 flow [2021-04-29 04:50:51,894 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 276 places, 477 transitions, 8705 flow [2021-04-29 04:50:53,459 INFO L129 PetriNetUnfolder]: 3581/6991 cut-off events. [2021-04-29 04:50:53,459 INFO L130 PetriNetUnfolder]: For 158829/160651 co-relation queries the response was YES. [2021-04-29 04:50:53,539 INFO L84 FinitePrefix]: Finished finitePrefix Result has 60581 conditions, 6991 events. 3581/6991 cut-off events. For 158829/160651 co-relation queries the response was YES. Maximal size of possible extension queue 598. Compared 58984 event pairs, 546 based on Foata normal form. 465/7330 useless extension candidates. Maximal degree in co-relation 60066. Up to 4293 conditions per place. [2021-04-29 04:50:53,630 INFO L146 LiptonReduction]: Number of co-enabled transitions 14472 [2021-04-29 04:50:53,707 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:50:53,708 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:50:53,708 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1818 [2021-04-29 04:50:53,708 INFO L480 AbstractCegarLoop]: Abstraction has has 276 places, 477 transitions, 8705 flow [2021-04-29 04:50:53,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.125) internal successors, (161), 8 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:53,709 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:50:53,709 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:50:53,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-04-29 04:50:53,921 INFO L428 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:50:53,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:50:53,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1227835729, now seen corresponding path program 2 times [2021-04-29 04:50:53,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:50:53,922 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089358056] [2021-04-29 04:50:53,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:50:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:50:53,945 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:50:53,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:53,956 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:53,957 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:53,969 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-04-29 04:50:53,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:50:53,973 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:50:53,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:50:53,988 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:50:53,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:50:53,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 04:50:53,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089358056] [2021-04-29 04:50:53,993 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1526723329] [2021-04-29 04:50:53,993 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:50:54,031 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:50:54,031 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:50:54,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:50:54,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:50:54,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:54,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:54,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:54,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:50:54,039 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,040 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,040 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,041 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,041 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,042 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,042 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,044 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,051 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,052 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:50:54,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:54,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:54,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:54,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:50:54,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,087 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,090 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,091 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,093 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,093 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:50:54,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,133 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,135 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,135 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,136 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,136 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,137 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:50:54,138 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,140 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,192 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:50:54,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:50:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:50:54,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:50:54,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 6 [2021-04-29 04:50:54,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859035510] [2021-04-29 04:50:54,203 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:50:54,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:50:54,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:50:54,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:50:54,204 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:50:54,204 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 276 places, 477 transitions, 8705 flow. Second operand has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:50:54,205 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:50:54,205 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:50:54,205 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:51:00,491 INFO L129 PetriNetUnfolder]: 12143/19090 cut-off events. [2021-04-29 04:51:00,491 INFO L130 PetriNetUnfolder]: For 447046/447708 co-relation queries the response was YES. [2021-04-29 04:51:00,853 INFO L84 FinitePrefix]: Finished finitePrefix Result has 183981 conditions, 19090 events. 12143/19090 cut-off events. For 447046/447708 co-relation queries the response was YES. Maximal size of possible extension queue 1264. Compared 139414 event pairs, 3131 based on Foata normal form. 75/19134 useless extension candidates. Maximal degree in co-relation 181474. Up to 17124 conditions per place. [2021-04-29 04:51:00,984 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 488 selfloop transitions, 59 changer transitions 0/555 dead transitions. [2021-04-29 04:51:00,984 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 283 places, 555 transitions, 10777 flow [2021-04-29 04:51:00,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:51:00,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:51:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 201 transitions. [2021-04-29 04:51:00,986 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22635135135135134 [2021-04-29 04:51:00,986 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 201 transitions. [2021-04-29 04:51:00,986 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 201 transitions. [2021-04-29 04:51:00,986 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:51:00,986 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 201 transitions. [2021-04-29 04:51:00,987 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 25.125) internal successors, (201), 8 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:00,988 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:00,988 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:00,988 INFO L185 Difference]: Start difference. First operand has 276 places, 477 transitions, 8705 flow. Second operand 8 states and 201 transitions. [2021-04-29 04:51:00,989 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 283 places, 555 transitions, 10777 flow [2021-04-29 04:51:04,491 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 282 places, 555 transitions, 10616 flow, removed 78 selfloop flow, removed 1 redundant places. [2021-04-29 04:51:04,501 INFO L241 Difference]: Finished difference. Result has 286 places, 501 transitions, 9211 flow [2021-04-29 04:51:04,502 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=8544, PETRI_DIFFERENCE_MINUEND_PLACES=275, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=477, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=426, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=9211, PETRI_PLACES=286, PETRI_TRANSITIONS=501} [2021-04-29 04:51:04,502 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 225 predicate places. [2021-04-29 04:51:04,502 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:51:04,502 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 286 places, 501 transitions, 9211 flow [2021-04-29 04:51:04,503 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 286 places, 501 transitions, 9211 flow [2021-04-29 04:51:04,507 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 286 places, 501 transitions, 9211 flow [2021-04-29 04:51:05,746 INFO L129 PetriNetUnfolder]: 3637/7189 cut-off events. [2021-04-29 04:51:05,747 INFO L130 PetriNetUnfolder]: For 166073/167908 co-relation queries the response was YES. [2021-04-29 04:51:05,870 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62360 conditions, 7189 events. 3637/7189 cut-off events. For 166073/167908 co-relation queries the response was YES. Maximal size of possible extension queue 617. Compared 61908 event pairs, 601 based on Foata normal form. 466/7529 useless extension candidates. Maximal degree in co-relation 61761. Up to 4307 conditions per place. [2021-04-29 04:51:05,982 INFO L146 LiptonReduction]: Number of co-enabled transitions 14696 [2021-04-29 04:51:06,368 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:51:06,369 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:51:06,369 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1867 [2021-04-29 04:51:06,370 INFO L480 AbstractCegarLoop]: Abstraction has has 286 places, 501 transitions, 9211 flow [2021-04-29 04:51:06,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:06,370 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:51:06,370 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:51:06,584 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-04-29 04:51:06,584 INFO L428 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:51:06,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:51:06,585 INFO L82 PathProgramCache]: Analyzing trace with hash 675186271, now seen corresponding path program 3 times [2021-04-29 04:51:06,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:51:06,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478496677] [2021-04-29 04:51:06,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:51:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:51:06,606 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:51:06,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:06,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:51:06,642 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:51:06,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:51:06,648 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:51:06,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:06,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478496677] [2021-04-29 04:51:06,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557100962] [2021-04-29 04:51:06,652 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:51:06,687 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 04:51:06,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:51:06,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:51:06,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:51:06,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:06,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:06,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:06,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:06,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:06,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:06,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:06,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:06,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:06,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:06,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:06,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:06,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:06,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:06,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:06,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:06,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:06,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:06,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:06,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:06,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:06,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,812 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,812 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:06,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:06,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:51:06,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 5 [2021-04-29 04:51:06,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910206426] [2021-04-29 04:51:06,831 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:51:06,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:51:06,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:51:06,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:51:06,832 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:51:06,832 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 286 places, 501 transitions, 9211 flow. Second operand has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:06,832 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:51:06,832 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:51:06,832 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:51:12,865 INFO L129 PetriNetUnfolder]: 12291/19373 cut-off events. [2021-04-29 04:51:12,865 INFO L130 PetriNetUnfolder]: For 464910/465360 co-relation queries the response was YES. [2021-04-29 04:51:13,250 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187539 conditions, 19373 events. 12291/19373 cut-off events. For 464910/465360 co-relation queries the response was YES. Maximal size of possible extension queue 1276. Compared 142249 event pairs, 3245 based on Foata normal form. 43/19393 useless extension candidates. Maximal degree in co-relation 185019. Up to 17600 conditions per place. [2021-04-29 04:51:13,743 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 512 selfloop transitions, 41 changer transitions 0/561 dead transitions. [2021-04-29 04:51:13,743 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 292 places, 561 transitions, 11208 flow [2021-04-29 04:51:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 04:51:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 04:51:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 173 transitions. [2021-04-29 04:51:13,745 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22265122265122264 [2021-04-29 04:51:13,745 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 173 transitions. [2021-04-29 04:51:13,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 173 transitions. [2021-04-29 04:51:13,746 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:51:13,746 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 173 transitions. [2021-04-29 04:51:13,746 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 24.714285714285715) internal successors, (173), 7 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) [2021-04-29 04:51:13,747 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:13,748 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:13,748 INFO L185 Difference]: Start difference. First operand has 286 places, 501 transitions, 9211 flow. Second operand 7 states and 173 transitions. [2021-04-29 04:51:13,748 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 292 places, 561 transitions, 11208 flow [2021-04-29 04:51:17,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 290 places, 561 transitions, 11090 flow, removed 44 selfloop flow, removed 2 redundant places. [2021-04-29 04:51:17,582 INFO L241 Difference]: Finished difference. Result has 292 places, 525 transitions, 9764 flow [2021-04-29 04:51:17,582 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=9093, PETRI_DIFFERENCE_MINUEND_PLACES=284, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=501, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=468, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=9764, PETRI_PLACES=292, PETRI_TRANSITIONS=525} [2021-04-29 04:51:17,582 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 231 predicate places. [2021-04-29 04:51:17,583 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:51:17,583 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 292 places, 525 transitions, 9764 flow [2021-04-29 04:51:17,583 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 292 places, 525 transitions, 9764 flow [2021-04-29 04:51:17,588 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 292 places, 525 transitions, 9764 flow [2021-04-29 04:51:18,807 INFO L129 PetriNetUnfolder]: 3662/7134 cut-off events. [2021-04-29 04:51:18,807 INFO L130 PetriNetUnfolder]: For 176261/178708 co-relation queries the response was YES. [2021-04-29 04:51:18,925 INFO L84 FinitePrefix]: Finished finitePrefix Result has 62580 conditions, 7134 events. 3662/7134 cut-off events. For 176261/178708 co-relation queries the response was YES. Maximal size of possible extension queue 630. Compared 60768 event pairs, 548 based on Foata normal form. 438/7440 useless extension candidates. Maximal degree in co-relation 62044. Up to 4318 conditions per place. [2021-04-29 04:51:19,038 INFO L146 LiptonReduction]: Number of co-enabled transitions 14864 [2021-04-29 04:51:19,171 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:51:19,171 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:51:19,171 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1588 [2021-04-29 04:51:19,172 INFO L480 AbstractCegarLoop]: Abstraction has has 292 places, 525 transitions, 9764 flow [2021-04-29 04:51:19,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:19,173 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:51:19,173 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:51:19,373 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-04-29 04:51:19,374 INFO L428 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:51:19,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:51:19,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1457573503, now seen corresponding path program 4 times [2021-04-29 04:51:19,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:51:19,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734321276] [2021-04-29 04:51:19,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:51:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:51:19,397 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:51:19,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:19,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,418 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:51:19,439 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:51:19,440 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:51:19,456 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:51:19,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:19,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734321276] [2021-04-29 04:51:19,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008573036] [2021-04-29 04:51:19,461 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:51:19,489 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 04:51:19,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:51:19,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:51:19,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:51:19,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:19,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:19,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:19,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:19,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:19,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:19,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:19,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:19,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:19,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:19,508 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:19,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:19,514 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,515 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,515 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,516 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,516 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,517 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,517 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,518 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:19,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:19,531 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:19,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,532 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:19,533 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,533 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:51:19,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,544 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,545 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,545 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,546 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,547 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,569 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,570 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,571 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,572 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,574 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,574 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,576 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,578 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:51:19,579 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,580 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,615 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,615 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,616 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,618 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,618 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,619 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,619 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,620 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,621 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,622 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,628 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:19,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:51:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:19,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:51:19,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:51:19,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676508989] [2021-04-29 04:51:19,634 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:51:19,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:51:19,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:51:19,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:51:19,635 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:51:19,635 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 292 places, 525 transitions, 9764 flow. Second operand has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:19,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:51:19,635 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:51:19,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:51:25,913 INFO L129 PetriNetUnfolder]: 12365/19487 cut-off events. [2021-04-29 04:51:25,914 INFO L130 PetriNetUnfolder]: For 479945/480400 co-relation queries the response was YES. [2021-04-29 04:51:26,300 INFO L84 FinitePrefix]: Finished finitePrefix Result has 189637 conditions, 19487 events. 12365/19487 cut-off events. For 479945/480400 co-relation queries the response was YES. Maximal size of possible extension queue 1295. Compared 143203 event pairs, 3681 based on Foata normal form. 47/19511 useless extension candidates. Maximal degree in co-relation 187106. Up to 16928 conditions per place. [2021-04-29 04:51:26,413 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 488 selfloop transitions, 124 changer transitions 0/620 dead transitions. [2021-04-29 04:51:26,413 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 620 transitions, 12489 flow [2021-04-29 04:51:26,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:51:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:51:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 199 transitions. [2021-04-29 04:51:26,414 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22409909909909909 [2021-04-29 04:51:26,414 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 199 transitions. [2021-04-29 04:51:26,414 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 199 transitions. [2021-04-29 04:51:26,414 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:51:26,414 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 199 transitions. [2021-04-29 04:51:26,415 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.875) internal successors, (199), 8 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:26,416 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:26,416 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:26,416 INFO L185 Difference]: Start difference. First operand has 292 places, 525 transitions, 9764 flow. Second operand 8 states and 199 transitions. [2021-04-29 04:51:26,416 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 620 transitions, 12489 flow [2021-04-29 04:51:30,598 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 297 places, 620 transitions, 12286 flow, removed 90 selfloop flow, removed 2 redundant places. [2021-04-29 04:51:30,610 INFO L241 Difference]: Finished difference. Result has 299 places, 566 transitions, 10863 flow [2021-04-29 04:51:30,610 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=9561, PETRI_DIFFERENCE_MINUEND_PLACES=290, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=525, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=99, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=426, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=10863, PETRI_PLACES=299, PETRI_TRANSITIONS=566} [2021-04-29 04:51:30,610 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 238 predicate places. [2021-04-29 04:51:30,610 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:51:30,611 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 299 places, 566 transitions, 10863 flow [2021-04-29 04:51:30,611 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 299 places, 566 transitions, 10863 flow [2021-04-29 04:51:30,616 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 299 places, 566 transitions, 10863 flow [2021-04-29 04:51:32,169 INFO L129 PetriNetUnfolder]: 3681/7250 cut-off events. [2021-04-29 04:51:32,170 INFO L130 PetriNetUnfolder]: For 181938/183790 co-relation queries the response was YES. [2021-04-29 04:51:32,276 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64442 conditions, 7250 events. 3681/7250 cut-off events. For 181938/183790 co-relation queries the response was YES. Maximal size of possible extension queue 631. Compared 62496 event pairs, 460 based on Foata normal form. 415/7544 useless extension candidates. Maximal degree in co-relation 63900. Up to 4282 conditions per place. [2021-04-29 04:51:32,386 INFO L146 LiptonReduction]: Number of co-enabled transitions 15000 [2021-04-29 04:51:32,493 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:51:32,494 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:51:32,494 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1884 [2021-04-29 04:51:32,494 INFO L480 AbstractCegarLoop]: Abstraction has has 299 places, 566 transitions, 10863 flow [2021-04-29 04:51:32,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:32,495 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:51:32,495 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:51:32,707 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:51:32,708 INFO L428 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:51:32,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:51:32,708 INFO L82 PathProgramCache]: Analyzing trace with hash 2119856935, now seen corresponding path program 5 times [2021-04-29 04:51:32,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:51:32,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460396341] [2021-04-29 04:51:32,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:51:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:51:32,732 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:51:32,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:32,753 INFO L142 QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size [2021-04-29 04:51:32,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:51:32,758 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:51:32,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:51:32,772 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:51:32,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:51:32,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:32,776 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460396341] [2021-04-29 04:51:32,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849151789] [2021-04-29 04:51:32,777 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:51:32,814 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-04-29 04:51:32,814 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:51:32,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:51:32,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:51:32,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:32,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:32,818 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:32,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:32,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,823 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,824 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:51:32,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:32,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:32,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:32,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:32,837 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,840 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,841 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,841 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,842 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,864 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,865 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,865 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,866 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,867 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:51:32,868 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,869 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,869 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,906 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,907 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,907 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,908 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,909 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,909 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,910 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,911 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,918 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,921 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-04-29 04:51:32,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,925 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,926 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,926 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,970 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,971 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,972 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,972 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,973 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,974 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,974 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,975 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,979 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,981 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,981 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,982 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,984 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,984 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,986 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,986 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,987 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,988 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,988 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:32,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-04-29 04:51:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:32,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:51:32,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 6 [2021-04-29 04:51:32,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880551285] [2021-04-29 04:51:32,992 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:51:32,993 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:51:32,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:51:32,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:51:32,994 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:51:32,994 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 566 transitions, 10863 flow. Second operand has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:32,994 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:51:32,994 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:51:32,994 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:51:39,742 INFO L129 PetriNetUnfolder]: 12565/19954 cut-off events. [2021-04-29 04:51:39,742 INFO L130 PetriNetUnfolder]: For 495862/496177 co-relation queries the response was YES. [2021-04-29 04:51:40,172 INFO L84 FinitePrefix]: Finished finitePrefix Result has 193887 conditions, 19954 events. 12565/19954 cut-off events. For 495862/496177 co-relation queries the response was YES. Maximal size of possible extension queue 1338. Compared 148874 event pairs, 3850 based on Foata normal form. 52/19987 useless extension candidates. Maximal degree in co-relation 191187. Up to 17786 conditions per place. [2021-04-29 04:51:40,289 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 581 selfloop transitions, 59 changer transitions 0/648 dead transitions. [2021-04-29 04:51:40,289 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 648 transitions, 13139 flow [2021-04-29 04:51:40,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:51:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:51:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 201 transitions. [2021-04-29 04:51:40,290 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22635135135135134 [2021-04-29 04:51:40,290 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 201 transitions. [2021-04-29 04:51:40,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 201 transitions. [2021-04-29 04:51:40,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:51:40,291 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 201 transitions. [2021-04-29 04:51:40,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 25.125) internal successors, (201), 8 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:40,292 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:40,292 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:40,292 INFO L185 Difference]: Start difference. First operand has 299 places, 566 transitions, 10863 flow. Second operand 8 states and 201 transitions. [2021-04-29 04:51:40,292 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 306 places, 648 transitions, 13139 flow [2021-04-29 04:51:44,690 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 648 transitions, 12780 flow, removed 155 selfloop flow, removed 4 redundant places. [2021-04-29 04:51:44,704 INFO L241 Difference]: Finished difference. Result has 306 places, 590 transitions, 11158 flow [2021-04-29 04:51:44,705 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=10504, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=39, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=515, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=11158, PETRI_PLACES=306, PETRI_TRANSITIONS=590} [2021-04-29 04:51:44,705 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 245 predicate places. [2021-04-29 04:51:44,705 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:51:44,706 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 306 places, 590 transitions, 11158 flow [2021-04-29 04:51:44,706 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 306 places, 590 transitions, 11158 flow [2021-04-29 04:51:44,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 306 places, 590 transitions, 11158 flow [2021-04-29 04:51:46,332 INFO L129 PetriNetUnfolder]: 3733/7430 cut-off events. [2021-04-29 04:51:46,333 INFO L130 PetriNetUnfolder]: For 174949/176829 co-relation queries the response was YES. [2021-04-29 04:51:46,449 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64660 conditions, 7430 events. 3733/7430 cut-off events. For 174949/176829 co-relation queries the response was YES. Maximal size of possible extension queue 649. Compared 64821 event pairs, 568 based on Foata normal form. 339/7633 useless extension candidates. Maximal degree in co-relation 63914. Up to 4253 conditions per place. [2021-04-29 04:51:46,564 INFO L146 LiptonReduction]: Number of co-enabled transitions 15246 [2021-04-29 04:51:46,691 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:51:46,691 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:51:46,691 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1986 [2021-04-29 04:51:46,692 INFO L480 AbstractCegarLoop]: Abstraction has has 306 places, 590 transitions, 11158 flow [2021-04-29 04:51:46,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 20.25) internal successors, (162), 8 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:46,692 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:51:46,692 INFO L263 CegarLoopForPetriNet]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:51:46,892 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-04-29 04:51:46,893 INFO L428 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:51:46,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:51:46,893 INFO L82 PathProgramCache]: Analyzing trace with hash 320947239, now seen corresponding path program 14 times [2021-04-29 04:51:46,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:51:46,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14919081] [2021-04-29 04:51:46,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:51:46,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:51:46,917 INFO L142 QuantifierPusher]: treesize reduction 8, result has 46.7 percent of original size [2021-04-29 04:51:46,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,925 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:51:46,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:46,936 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:51:46,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:46,946 INFO L142 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2021-04-29 04:51:46,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:46,948 INFO L142 QuantifierPusher]: treesize reduction 13, result has 48.0 percent of original size [2021-04-29 04:51:46,948 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:51:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 04:51:46,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14919081] [2021-04-29 04:51:46,954 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28944582] [2021-04-29 04:51:46,954 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:51:46,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:51:46,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:51:46,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:51:46,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:51:46,989 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,989 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,990 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,990 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,991 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,992 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,993 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,993 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,994 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,994 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,995 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,995 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,996 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,996 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,997 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,997 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,998 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,998 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:46,999 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:51:46,999 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,000 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:51:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:51:47,001 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,002 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:51:47,002 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,003 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:51:47,007 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,008 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,009 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,009 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,011 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,011 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,020 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,021 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,021 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,022 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,022 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,023 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,023 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,024 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,024 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,025 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,025 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,026 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,026 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,027 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:51:47,027 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,030 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,031 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,032 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,032 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,033 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,054 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,056 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,057 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,057 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,058 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:51:47,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,067 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,067 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,098 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,098 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,099 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,102 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,105 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,107 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,109 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,112 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:51:47,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-04-29 04:51:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:51:47,121 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:51:47,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 5] total 5 [2021-04-29 04:51:47,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831712444] [2021-04-29 04:51:47,124 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-29 04:51:47,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:51:47,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-29 04:51:47,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-04-29 04:51:47,125 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:51:47,125 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 590 transitions, 11158 flow. Second operand has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:47,125 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:51:47,125 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:51:47,125 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:51:53,986 INFO L129 PetriNetUnfolder]: 12811/20279 cut-off events. [2021-04-29 04:51:53,987 INFO L130 PetriNetUnfolder]: For 483215/483510 co-relation queries the response was YES. [2021-04-29 04:51:54,438 INFO L84 FinitePrefix]: Finished finitePrefix Result has 196772 conditions, 20279 events. 12811/20279 cut-off events. For 483215/483510 co-relation queries the response was YES. Maximal size of possible extension queue 1397. Compared 151933 event pairs, 3325 based on Foata normal form. 33/20291 useless extension candidates. Maximal degree in co-relation 193995. Up to 18092 conditions per place. [2021-04-29 04:51:54,557 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 614 selfloop transitions, 65 changer transitions 0/687 dead transitions. [2021-04-29 04:51:54,557 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 312 places, 687 transitions, 14158 flow [2021-04-29 04:51:54,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-29 04:51:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-04-29 04:51:54,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 178 transitions. [2021-04-29 04:51:54,558 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22908622908622908 [2021-04-29 04:51:54,558 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 178 transitions. [2021-04-29 04:51:54,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 178 transitions. [2021-04-29 04:51:54,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:51:54,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 178 transitions. [2021-04-29 04:51:54,559 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 25.428571428571427) internal successors, (178), 7 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:54,560 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:54,560 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 111.0) internal successors, (888), 8 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:51:54,560 INFO L185 Difference]: Start difference. First operand has 306 places, 590 transitions, 11158 flow. Second operand 7 states and 178 transitions. [2021-04-29 04:51:54,560 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 312 places, 687 transitions, 14158 flow [2021-04-29 04:51:59,074 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 687 transitions, 14013 flow, removed 55 selfloop flow, removed 3 redundant places. [2021-04-29 04:51:59,087 INFO L241 Difference]: Finished difference. Result has 312 places, 632 transitions, 12136 flow [2021-04-29 04:51:59,087 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=11017, PETRI_DIFFERENCE_MINUEND_PLACES=303, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=590, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=541, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=12136, PETRI_PLACES=312, PETRI_TRANSITIONS=632} [2021-04-29 04:51:59,088 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 251 predicate places. [2021-04-29 04:51:59,088 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:51:59,088 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 312 places, 632 transitions, 12136 flow [2021-04-29 04:51:59,088 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 312 places, 632 transitions, 12136 flow [2021-04-29 04:51:59,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 312 places, 632 transitions, 12136 flow [2021-04-29 04:52:00,440 INFO L129 PetriNetUnfolder]: 3783/7554 cut-off events. [2021-04-29 04:52:00,441 INFO L130 PetriNetUnfolder]: For 192043/194429 co-relation queries the response was YES. [2021-04-29 04:52:00,559 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66168 conditions, 7554 events. 3783/7554 cut-off events. For 192043/194429 co-relation queries the response was YES. Maximal size of possible extension queue 652. Compared 65970 event pairs, 468 based on Foata normal form. 456/7868 useless extension candidates. Maximal degree in co-relation 65456. Up to 4262 conditions per place. [2021-04-29 04:52:00,675 INFO L146 LiptonReduction]: Number of co-enabled transitions 15652 [2021-04-29 04:52:00,828 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:52:00,828 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:52:00,828 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 1740 [2021-04-29 04:52:00,829 INFO L480 AbstractCegarLoop]: Abstraction has has 312 places, 632 transitions, 12136 flow [2021-04-29 04:52:00,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 20.285714285714285) internal successors, (142), 7 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:00,829 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:52:00,829 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:52:01,029 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-04-29 04:52:01,030 INFO L428 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:52:01,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:52:01,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1050215971, now seen corresponding path program 6 times [2021-04-29 04:52:01,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:52:01,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399262688] [2021-04-29 04:52:01,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:52:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:52:01,070 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:52:01,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,078 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,090 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:01,104 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:52:01,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:52:01,120 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:52:01,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:01,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399262688] [2021-04-29 04:52:01,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298415611] [2021-04-29 04:52:01,124 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:52:01,152 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-04-29 04:52:01,152 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:52:01,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:52:01,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:52:01,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:01,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:01,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:01,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:01,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:01,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:01,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:01,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:01,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:01,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:01,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:01,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:01,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:01,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:01,197 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:01,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:01,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:01,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,200 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:01,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,202 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:01,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:01,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:01,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:01,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:52:01,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:52:01,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139490276] [2021-04-29 04:52:01,306 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:52:01,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:52:01,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:52:01,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:52:01,307 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:52:01,307 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 312 places, 632 transitions, 12136 flow. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:01,307 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:52:01,307 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:52:01,307 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:52:09,002 INFO L129 PetriNetUnfolder]: 12885/20573 cut-off events. [2021-04-29 04:52:09,003 INFO L130 PetriNetUnfolder]: For 505516/505812 co-relation queries the response was YES. [2021-04-29 04:52:09,394 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200019 conditions, 20573 events. 12885/20573 cut-off events. For 505516/505812 co-relation queries the response was YES. Maximal size of possible extension queue 1416. Compared 156274 event pairs, 3777 based on Foata normal form. 52/20604 useless extension candidates. Maximal degree in co-relation 197245. Up to 17914 conditions per place. [2021-04-29 04:52:09,511 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 622 selfloop transitions, 100 changer transitions 0/730 dead transitions. [2021-04-29 04:52:09,511 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 319 places, 730 transitions, 14982 flow [2021-04-29 04:52:09,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:52:09,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:52:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 199 transitions. [2021-04-29 04:52:09,512 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22409909909909909 [2021-04-29 04:52:09,512 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 199 transitions. [2021-04-29 04:52:09,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 199 transitions. [2021-04-29 04:52:09,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:52:09,512 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 199 transitions. [2021-04-29 04:52:09,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.875) internal successors, (199), 8 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:09,514 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:09,514 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:09,514 INFO L185 Difference]: Start difference. First operand has 312 places, 632 transitions, 12136 flow. Second operand 8 states and 199 transitions. [2021-04-29 04:52:09,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 319 places, 730 transitions, 14982 flow [2021-04-29 04:52:13,892 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 317 places, 730 transitions, 14618 flow, removed 167 selfloop flow, removed 2 redundant places. [2021-04-29 04:52:13,906 INFO L241 Difference]: Finished difference. Result has 319 places, 673 transitions, 12896 flow [2021-04-29 04:52:13,906 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=11772, PETRI_DIFFERENCE_MINUEND_PLACES=310, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=632, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=75, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=12896, PETRI_PLACES=319, PETRI_TRANSITIONS=673} [2021-04-29 04:52:13,906 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 258 predicate places. [2021-04-29 04:52:13,906 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:52:13,907 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 319 places, 673 transitions, 12896 flow [2021-04-29 04:52:13,907 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 319 places, 673 transitions, 12896 flow [2021-04-29 04:52:13,912 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 319 places, 673 transitions, 12896 flow [2021-04-29 04:52:15,689 INFO L129 PetriNetUnfolder]: 3800/7605 cut-off events. [2021-04-29 04:52:15,689 INFO L130 PetriNetUnfolder]: For 196027/198157 co-relation queries the response was YES. [2021-04-29 04:52:15,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 67233 conditions, 7605 events. 3800/7605 cut-off events. For 196027/198157 co-relation queries the response was YES. Maximal size of possible extension queue 652. Compared 66881 event pairs, 451 based on Foata normal form. 428/7888 useless extension candidates. Maximal degree in co-relation 66518. Up to 4265 conditions per place. [2021-04-29 04:52:15,894 INFO L146 LiptonReduction]: Number of co-enabled transitions 15794 [2021-04-29 04:52:16,049 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:52:16,049 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:52:16,049 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2143 [2021-04-29 04:52:16,049 INFO L480 AbstractCegarLoop]: Abstraction has has 319 places, 673 transitions, 12896 flow [2021-04-29 04:52:16,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:16,050 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:52:16,050 INFO L263 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:52:16,250 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:52:16,250 INFO L428 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:52:16,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:52:16,251 INFO L82 PathProgramCache]: Analyzing trace with hash -1015112335, now seen corresponding path program 7 times [2021-04-29 04:52:16,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:52:16,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52986551] [2021-04-29 04:52:16,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:52:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:52:16,269 INFO L142 QuantifierPusher]: treesize reduction 4, result has 71.4 percent of original size [2021-04-29 04:52:16,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:16,302 INFO L142 QuantifierPusher]: treesize reduction 9, result has 67.9 percent of original size [2021-04-29 04:52:16,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:52:16,318 INFO L142 QuantifierPusher]: treesize reduction 18, result has 48.6 percent of original size [2021-04-29 04:52:16,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:16,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52986551] [2021-04-29 04:52:16,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701810510] [2021-04-29 04:52:16,323 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:52:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:52:16,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 13 conjunts are in the unsatisfiable core [2021-04-29 04:52:16,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:52:16,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:16,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:16,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:16,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:16,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,365 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,366 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:16,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:16,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:16,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:16,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:16,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,380 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:16,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:16,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:16,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:16,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:52:16,400 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,400 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:16,401 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,401 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:16,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:16,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:52:16,404 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,405 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:16,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:16,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:16,407 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,408 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:16,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:16,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:52:16,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:16,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:52:16,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 6 [2021-04-29 04:52:16,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170143740] [2021-04-29 04:52:16,496 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-04-29 04:52:16,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:52:16,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-04-29 04:52:16,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-04-29 04:52:16,497 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 18 out of 111 [2021-04-29 04:52:16,497 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 319 places, 673 transitions, 12896 flow. Second operand has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:16,497 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:52:16,497 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 18 of 111 [2021-04-29 04:52:16,498 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:52:25,372 INFO L129 PetriNetUnfolder]: 12985/20719 cut-off events. [2021-04-29 04:52:25,373 INFO L130 PetriNetUnfolder]: For 515738/516035 co-relation queries the response was YES. [2021-04-29 04:52:25,965 INFO L84 FinitePrefix]: Finished finitePrefix Result has 201952 conditions, 20719 events. 12985/20719 cut-off events. For 515738/516035 co-relation queries the response was YES. Maximal size of possible extension queue 1433. Compared 157187 event pairs, 3737 based on Foata normal form. 39/20737 useless extension candidates. Maximal degree in co-relation 199099. Up to 18250 conditions per place. [2021-04-29 04:52:26,085 INFO L132 encePairwiseOnDemand]: 105/111 looper letters, 678 selfloop transitions, 85 changer transitions 0/771 dead transitions. [2021-04-29 04:52:26,086 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 326 places, 771 transitions, 15799 flow [2021-04-29 04:52:26,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-29 04:52:26,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-04-29 04:52:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 199 transitions. [2021-04-29 04:52:26,087 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.22409909909909909 [2021-04-29 04:52:26,087 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 199 transitions. [2021-04-29 04:52:26,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 199 transitions. [2021-04-29 04:52:26,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:52:26,088 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 199 transitions. [2021-04-29 04:52:26,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 24.875) internal successors, (199), 8 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:26,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:26,089 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 111.0) internal successors, (999), 9 states have internal predecessors, (999), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:26,090 INFO L185 Difference]: Start difference. First operand has 319 places, 673 transitions, 12896 flow. Second operand 8 states and 199 transitions. [2021-04-29 04:52:26,090 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 326 places, 771 transitions, 15799 flow [2021-04-29 04:52:30,907 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 324 places, 771 transitions, 15497 flow, removed 137 selfloop flow, removed 2 redundant places. [2021-04-29 04:52:30,921 INFO L241 Difference]: Finished difference. Result has 326 places, 717 transitions, 13692 flow [2021-04-29 04:52:30,922 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=12634, PETRI_DIFFERENCE_MINUEND_PLACES=317, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=673, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=57, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=616, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=13692, PETRI_PLACES=326, PETRI_TRANSITIONS=717} [2021-04-29 04:52:30,922 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 265 predicate places. [2021-04-29 04:52:30,922 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:52:30,923 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 326 places, 717 transitions, 13692 flow [2021-04-29 04:52:30,923 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 326 places, 717 transitions, 13692 flow [2021-04-29 04:52:30,930 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 326 places, 717 transitions, 13692 flow [2021-04-29 04:52:32,502 INFO L129 PetriNetUnfolder]: 3788/7565 cut-off events. [2021-04-29 04:52:32,502 INFO L130 PetriNetUnfolder]: For 193046/195224 co-relation queries the response was YES. [2021-04-29 04:52:32,623 INFO L84 FinitePrefix]: Finished finitePrefix Result has 66837 conditions, 7565 events. 3788/7565 cut-off events. For 193046/195224 co-relation queries the response was YES. Maximal size of possible extension queue 677. Compared 66581 event pairs, 449 based on Foata normal form. 370/7781 useless extension candidates. Maximal degree in co-relation 66196. Up to 4224 conditions per place. [2021-04-29 04:52:32,747 INFO L146 LiptonReduction]: Number of co-enabled transitions 15946 [2021-04-29 04:52:32,966 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:52:32,966 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:52:32,966 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 2044 [2021-04-29 04:52:32,967 INFO L480 AbstractCegarLoop]: Abstraction has has 326 places, 717 transitions, 13692 flow [2021-04-29 04:52:32,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 19.875) internal successors, (159), 8 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:32,967 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:52:32,967 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:52:33,177 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-04-29 04:52:33,178 INFO L428 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:52:33,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:52:33,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1561136495, now seen corresponding path program 14 times [2021-04-29 04:52:33,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:52:33,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073843743] [2021-04-29 04:52:33,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:52:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:52:33,192 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,196 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,207 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,213 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,221 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,221 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,232 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:33,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073843743] [2021-04-29 04:52:33,232 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050659309] [2021-04-29 04:52:33,232 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:52:33,261 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:52:33,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:52:33,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:52:33,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:52:33,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:33,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:33,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:33,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:33,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:33,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:33,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:33,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:33,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:33,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:33,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:33,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:33,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:33,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:33,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:52:33,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:52:33,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:52:33,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:52:33,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-04-29 04:52:33,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:33,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:33,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:52:33,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:52:33,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:52:33,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:52:33,349 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,350 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:52:33,350 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,351 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:52:33,368 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 04:52:33,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:52:33,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:33,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:52:33,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-04-29 04:52:33,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:33,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:33,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:52:33,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-04-29 04:52:33,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739155024] [2021-04-29 04:52:33,399 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 04:52:33,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:52:33,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 04:52:33,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-04-29 04:52:33,400 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:52:33,400 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 326 places, 717 transitions, 13692 flow. Second operand has 10 states, 10 states have (on average 43.4) internal successors, (434), 10 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:33,400 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:52:33,401 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:52:33,401 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:52:46,005 INFO L129 PetriNetUnfolder]: 19931/30897 cut-off events. [2021-04-29 04:52:46,005 INFO L130 PetriNetUnfolder]: For 880025/880322 co-relation queries the response was YES. [2021-04-29 04:52:46,783 INFO L84 FinitePrefix]: Finished finitePrefix Result has 318704 conditions, 30897 events. 19931/30897 cut-off events. For 880025/880322 co-relation queries the response was YES. Maximal size of possible extension queue 1715. Compared 234109 event pairs, 2438 based on Foata normal form. 1110/31960 useless extension candidates. Maximal degree in co-relation 315896. Up to 15867 conditions per place. [2021-04-29 04:52:47,318 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 1920 selfloop transitions, 189 changer transitions 4/2121 dead transitions. [2021-04-29 04:52:47,318 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 2121 transitions, 44330 flow [2021-04-29 04:52:47,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-29 04:52:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-04-29 04:52:47,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 638 transitions. [2021-04-29 04:52:47,321 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44213444213444214 [2021-04-29 04:52:47,321 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 638 transitions. [2021-04-29 04:52:47,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 638 transitions. [2021-04-29 04:52:47,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:52:47,322 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 638 transitions. [2021-04-29 04:52:47,323 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 49.07692307692308) internal successors, (638), 13 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:47,325 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:47,326 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 111.0) internal successors, (1554), 14 states have internal predecessors, (1554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:47,326 INFO L185 Difference]: Start difference. First operand has 326 places, 717 transitions, 13692 flow. Second operand 13 states and 638 transitions. [2021-04-29 04:52:47,326 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 2121 transitions, 44330 flow [2021-04-29 04:52:55,596 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 338 places, 2121 transitions, 44126 flow, removed 102 selfloop flow, removed 0 redundant places. [2021-04-29 04:52:55,639 INFO L241 Difference]: Finished difference. Result has 349 places, 762 transitions, 15215 flow [2021-04-29 04:52:55,640 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=13461, PETRI_DIFFERENCE_MINUEND_PLACES=326, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=715, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=147, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=565, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=15215, PETRI_PLACES=349, PETRI_TRANSITIONS=762} [2021-04-29 04:52:55,641 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 288 predicate places. [2021-04-29 04:52:55,641 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:52:55,641 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 349 places, 762 transitions, 15215 flow [2021-04-29 04:52:55,642 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 349 places, 762 transitions, 15215 flow [2021-04-29 04:52:55,650 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 349 places, 762 transitions, 15215 flow [2021-04-29 04:52:58,740 INFO L129 PetriNetUnfolder]: 6402/12095 cut-off events. [2021-04-29 04:52:58,740 INFO L130 PetriNetUnfolder]: For 401417/406447 co-relation queries the response was YES. [2021-04-29 04:52:58,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 120140 conditions, 12095 events. 6402/12095 cut-off events. For 401417/406447 co-relation queries the response was YES. Maximal size of possible extension queue 941. Compared 107164 event pairs, 903 based on Foata normal form. 762/12650 useless extension candidates. Maximal degree in co-relation 119028. Up to 7413 conditions per place. [2021-04-29 04:52:59,171 INFO L146 LiptonReduction]: Number of co-enabled transitions 22454 [2021-04-29 04:52:59,556 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:52:59,556 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:52:59,556 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 3915 [2021-04-29 04:52:59,557 INFO L480 AbstractCegarLoop]: Abstraction has has 349 places, 762 transitions, 15215 flow [2021-04-29 04:52:59,557 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 43.4) internal successors, (434), 10 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:59,557 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:52:59,557 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:52:59,758 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:52:59,758 INFO L428 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:52:59,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:52:59,759 INFO L82 PathProgramCache]: Analyzing trace with hash -2119699698, now seen corresponding path program 15 times [2021-04-29 04:52:59,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:52:59,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50683240] [2021-04-29 04:52:59,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:52:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:52:59,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,780 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,781 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,786 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,811 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,811 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:59,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50683240] [2021-04-29 04:52:59,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26943244] [2021-04-29 04:52:59,811 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:52:59,843 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 04:52:59,844 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:52:59,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:52:59,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:52:59,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,847 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,847 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,849 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,849 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,850 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,853 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,853 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,854 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,854 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:52:59,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:59,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:59,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:59,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:59,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:52:59,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:52:59,866 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,874 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:59,875 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,876 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,876 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,877 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:59,877 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,878 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:52:59,878 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,879 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:52:59,885 INFO L142 QuantifierPusher]: treesize reduction 1, result has 90.0 percent of original size [2021-04-29 04:52:59,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:59,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:52:59,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:52:59,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:52:59,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:59,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:52:59,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:52:59,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:52:59,913 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:52:59,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:52:59,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:52:59,920 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:52:59,920 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,921 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,922 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,936 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,936 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,937 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,938 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,939 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,940 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,940 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,941 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:52:59,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,946 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:52:59,947 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 04:52:59,948 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:52:59,954 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,954 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:52:59,955 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:52:59,955 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,958 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,958 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,959 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,959 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,960 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,960 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,961 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,961 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,962 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,962 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,964 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,964 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,965 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,965 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,966 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,966 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,967 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,967 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,968 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:52:59,969 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:52:59,969 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:52:59,969 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:52:59,969 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-04-29 04:52:59,969 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398338048] [2021-04-29 04:52:59,970 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 04:52:59,970 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:52:59,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 04:52:59,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-04-29 04:52:59,971 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:52:59,971 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 349 places, 762 transitions, 15215 flow. Second operand has 10 states, 10 states have (on average 43.6) internal successors, (436), 10 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:52:59,972 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:52:59,972 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:52:59,972 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:53:19,703 INFO L129 PetriNetUnfolder]: 26351/39697 cut-off events. [2021-04-29 04:53:19,703 INFO L130 PetriNetUnfolder]: For 1428991/1429288 co-relation queries the response was YES. [2021-04-29 04:53:20,825 INFO L84 FinitePrefix]: Finished finitePrefix Result has 458165 conditions, 39697 events. 26351/39697 cut-off events. For 1428991/1429288 co-relation queries the response was YES. Maximal size of possible extension queue 2024. Compared 293591 event pairs, 177 based on Foata normal form. 547/40192 useless extension candidates. Maximal degree in co-relation 455581. Up to 21207 conditions per place. [2021-04-29 04:53:21,089 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 3686 selfloop transitions, 362 changer transitions 140/4196 dead transitions. [2021-04-29 04:53:21,089 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 375 places, 4196 transitions, 89067 flow [2021-04-29 04:53:21,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-04-29 04:53:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2021-04-29 04:53:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 1306 transitions. [2021-04-29 04:53:21,091 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4357691024357691 [2021-04-29 04:53:21,091 INFO L72 ComplementDD]: Start complementDD. Operand 27 states and 1306 transitions. [2021-04-29 04:53:21,092 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 1306 transitions. [2021-04-29 04:53:21,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:53:21,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 1306 transitions. [2021-04-29 04:53:21,094 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 28 states, 27 states have (on average 48.370370370370374) internal successors, (1306), 27 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:53:21,098 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 28 states, 28 states have (on average 111.0) internal successors, (3108), 28 states have internal predecessors, (3108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:53:21,098 INFO L81 ComplementDD]: Finished complementDD. Result has 28 states, 28 states have (on average 111.0) internal successors, (3108), 28 states have internal predecessors, (3108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:53:21,098 INFO L185 Difference]: Start difference. First operand has 349 places, 762 transitions, 15215 flow. Second operand 27 states and 1306 transitions. [2021-04-29 04:53:21,098 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 375 places, 4196 transitions, 89067 flow [2021-04-29 04:53:44,167 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 375 places, 4196 transitions, 88753 flow, removed 157 selfloop flow, removed 0 redundant places. [2021-04-29 04:53:44,217 INFO L241 Difference]: Finished difference. Result has 381 places, 809 transitions, 17096 flow [2021-04-29 04:53:44,218 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=14820, PETRI_DIFFERENCE_MINUEND_PLACES=349, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=758, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=319, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=429, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=17096, PETRI_PLACES=381, PETRI_TRANSITIONS=809} [2021-04-29 04:53:44,218 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 320 predicate places. [2021-04-29 04:53:44,218 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:53:44,219 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 381 places, 809 transitions, 17096 flow [2021-04-29 04:53:44,219 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 381 places, 809 transitions, 17096 flow [2021-04-29 04:53:44,227 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 381 places, 809 transitions, 17096 flow [2021-04-29 04:53:48,916 INFO L129 PetriNetUnfolder]: 8357/16098 cut-off events. [2021-04-29 04:53:48,916 INFO L130 PetriNetUnfolder]: For 573148/581446 co-relation queries the response was YES. [2021-04-29 04:53:49,335 INFO L84 FinitePrefix]: Finished finitePrefix Result has 162402 conditions, 16098 events. 8357/16098 cut-off events. For 573148/581446 co-relation queries the response was YES. Maximal size of possible extension queue 1315. Compared 152032 event pairs, 1209 based on Foata normal form. 1309/17072 useless extension candidates. Maximal degree in co-relation 161242. Up to 9936 conditions per place. [2021-04-29 04:53:49,612 INFO L146 LiptonReduction]: Number of co-enabled transitions 30442 [2021-04-29 04:53:50,362 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:53:50,363 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:53:50,363 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6145 [2021-04-29 04:53:50,363 INFO L480 AbstractCegarLoop]: Abstraction has has 381 places, 809 transitions, 17096 flow [2021-04-29 04:53:50,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 43.6) internal successors, (436), 10 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:53:50,363 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:53:50,363 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:53:50,564 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-04-29 04:53:50,564 INFO L428 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:53:50,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:53:50,565 INFO L82 PathProgramCache]: Analyzing trace with hash 848206185, now seen corresponding path program 16 times [2021-04-29 04:53:50,565 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:53:50,565 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945833700] [2021-04-29 04:53:50,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:53:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:53:50,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:53:50,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945833700] [2021-04-29 04:53:50,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322680579] [2021-04-29 04:53:50,603 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:53:50,634 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-29 04:53:50,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:53:50,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:53:50,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:53:50,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:53:50,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:53:50,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:53:50,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:53:50,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:53:50,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,658 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,663 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:53:50,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:53:50,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:53:50,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:53:50,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:53:50,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:53:50,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:53:50,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:53:50,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:53:50,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:53:50,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:53:50,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:53:50,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:53:50,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,704 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,716 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-04-29 04:53:50,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:53:50,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:53:50,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:53:50,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:53:50,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:53:50,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:53:50,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:53:50,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-04-29 04:53:50,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-04-29 04:53:50,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:53:50,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:53:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:53:50,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:53:50,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 8 [2021-04-29 04:53:50,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693954914] [2021-04-29 04:53:50,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 04:53:50,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:53:50,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 04:53:50,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-04-29 04:53:50,764 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:53:50,765 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 381 places, 809 transitions, 17096 flow. Second operand has 9 states, 9 states have (on average 43.666666666666664) internal successors, (393), 9 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:53:50,765 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:53:50,765 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:53:50,765 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:54:09,932 INFO L129 PetriNetUnfolder]: 25403/38452 cut-off events. [2021-04-29 04:54:09,932 INFO L130 PetriNetUnfolder]: For 1396853/1396996 co-relation queries the response was YES. [2021-04-29 04:54:11,106 INFO L84 FinitePrefix]: Finished finitePrefix Result has 448796 conditions, 38452 events. 25403/38452 cut-off events. For 1396853/1396996 co-relation queries the response was YES. Maximal size of possible extension queue 2022. Compared 284972 event pairs, 1134 based on Foata normal form. 97/38514 useless extension candidates. Maximal degree in co-relation 445619. Up to 20317 conditions per place. [2021-04-29 04:54:11,808 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 2267 selfloop transitions, 183 changer transitions 74/2532 dead transitions. [2021-04-29 04:54:11,808 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 395 places, 2532 transitions, 54627 flow [2021-04-29 04:54:11,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-04-29 04:54:11,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-04-29 04:54:11,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 722 transitions. [2021-04-29 04:54:11,810 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4336336336336336 [2021-04-29 04:54:11,810 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 722 transitions. [2021-04-29 04:54:11,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 722 transitions. [2021-04-29 04:54:11,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:54:11,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 722 transitions. [2021-04-29 04:54:11,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 48.13333333333333) internal successors, (722), 15 states have internal predecessors, (722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:54:11,815 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 111.0) internal successors, (1776), 16 states have internal predecessors, (1776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:54:11,815 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 111.0) internal successors, (1776), 16 states have internal predecessors, (1776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:54:11,815 INFO L185 Difference]: Start difference. First operand has 381 places, 809 transitions, 17096 flow. Second operand 15 states and 722 transitions. [2021-04-29 04:54:11,815 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 395 places, 2532 transitions, 54627 flow [2021-04-29 04:54:51,454 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 387 places, 2532 transitions, 53272 flow, removed 512 selfloop flow, removed 8 redundant places. [2021-04-29 04:54:51,487 INFO L241 Difference]: Finished difference. Result has 389 places, 803 transitions, 16140 flow [2021-04-29 04:54:51,488 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=15691, PETRI_DIFFERENCE_MINUEND_PLACES=373, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=800, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=180, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=617, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=16140, PETRI_PLACES=389, PETRI_TRANSITIONS=803} [2021-04-29 04:54:51,488 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 328 predicate places. [2021-04-29 04:54:51,488 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:54:51,489 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 389 places, 803 transitions, 16140 flow [2021-04-29 04:54:51,489 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 389 places, 803 transitions, 16140 flow [2021-04-29 04:54:51,497 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 389 places, 803 transitions, 16140 flow [2021-04-29 04:54:55,516 INFO L129 PetriNetUnfolder]: 7972/14904 cut-off events. [2021-04-29 04:54:55,516 INFO L130 PetriNetUnfolder]: For 460021/467515 co-relation queries the response was YES. [2021-04-29 04:54:55,861 INFO L84 FinitePrefix]: Finished finitePrefix Result has 142255 conditions, 14904 events. 7972/14904 cut-off events. For 460021/467515 co-relation queries the response was YES. Maximal size of possible extension queue 1202. Compared 134642 event pairs, 1003 based on Foata normal form. 1337/15972 useless extension candidates. Maximal degree in co-relation 141182. Up to 9417 conditions per place. [2021-04-29 04:54:56,099 INFO L146 LiptonReduction]: Number of co-enabled transitions 30116 [2021-04-29 04:54:56,363 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:54:56,363 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:54:56,363 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 4875 [2021-04-29 04:54:56,364 INFO L480 AbstractCegarLoop]: Abstraction has has 389 places, 803 transitions, 16140 flow [2021-04-29 04:54:56,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 43.666666666666664) internal successors, (393), 9 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:54:56,364 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:54:56,364 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:54:56,564 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-04-29 04:54:56,565 INFO L428 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:54:56,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:54:56,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1717025766, now seen corresponding path program 17 times [2021-04-29 04:54:56,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:54:56,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421703634] [2021-04-29 04:54:56,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:54:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:54:56,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,601 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:54:56,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421703634] [2021-04-29 04:54:56,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025204641] [2021-04-29 04:54:56,602 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:54:56,634 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-04-29 04:54:56,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:54:56,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:54:56,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:54:56,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,648 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,651 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:54:56,653 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,654 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,654 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:54:56,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:54:56,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,656 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,656 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:54:56,657 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:54:56,657 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:54:56,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:54:56,664 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,665 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:54:56,666 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:54:56,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:54:56,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:54:56,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:54:56,670 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,670 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:54:56,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:54:56,680 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:54:56,681 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:54:56,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:54:56,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:54:56,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:54:56,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:54:56,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,703 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:54:56,703 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:54:56,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:54:56,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:54:56,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:54:56,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:54:56,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:54:56,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 04:54:56,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:54:56,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 04:54:56,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:54:56,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:54:56,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:54:56,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:54:56,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:54:56,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:54:56,750 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-04-29 04:54:56,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-04-29 04:54:56,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:54:56,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-04-29 04:54:56,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-04-29 04:54:56,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,764 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,765 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,766 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,766 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,767 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:54:56,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:54:56,770 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:54:56,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:54:56,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 8 [2021-04-29 04:54:56,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625427197] [2021-04-29 04:54:56,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-04-29 04:54:56,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:54:56,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-04-29 04:54:56,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-04-29 04:54:56,772 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:54:56,772 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 389 places, 803 transitions, 16140 flow. Second operand has 9 states, 9 states have (on average 43.77777777777778) internal successors, (394), 9 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:54:56,772 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:54:56,773 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:54:56,773 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:55:16,929 INFO L129 PetriNetUnfolder]: 26891/40770 cut-off events. [2021-04-29 04:55:16,930 INFO L130 PetriNetUnfolder]: For 1219143/1219431 co-relation queries the response was YES. [2021-04-29 04:55:18,162 INFO L84 FinitePrefix]: Finished finitePrefix Result has 443388 conditions, 40770 events. 26891/40770 cut-off events. For 1219143/1219431 co-relation queries the response was YES. Maximal size of possible extension queue 2226. Compared 306167 event pairs, 1168 based on Foata normal form. 186/40925 useless extension candidates. Maximal degree in co-relation 436976. Up to 21597 conditions per place. [2021-04-29 04:55:18,803 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 1630 selfloop transitions, 325 changer transitions 0/1963 dead transitions. [2021-04-29 04:55:18,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 400 places, 1963 transitions, 41386 flow [2021-04-29 04:55:18,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-04-29 04:55:18,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-04-29 04:55:18,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 596 transitions. [2021-04-29 04:55:18,806 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.44744744744744747 [2021-04-29 04:55:18,806 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 596 transitions. [2021-04-29 04:55:18,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 596 transitions. [2021-04-29 04:55:18,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:55:18,806 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 596 transitions. [2021-04-29 04:55:18,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 49.666666666666664) internal successors, (596), 12 states have internal predecessors, (596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:55:18,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:55:18,820 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 111.0) internal successors, (1443), 13 states have internal predecessors, (1443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:55:18,820 INFO L185 Difference]: Start difference. First operand has 389 places, 803 transitions, 16140 flow. Second operand 12 states and 596 transitions. [2021-04-29 04:55:18,820 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 400 places, 1963 transitions, 41386 flow [2021-04-29 04:55:41,509 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 394 places, 1963 transitions, 40988 flow, removed 44 selfloop flow, removed 6 redundant places. [2021-04-29 04:55:41,537 INFO L241 Difference]: Finished difference. Result has 398 places, 814 transitions, 16849 flow [2021-04-29 04:55:41,538 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=15742, PETRI_DIFFERENCE_MINUEND_PLACES=383, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=803, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=314, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=481, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=16849, PETRI_PLACES=398, PETRI_TRANSITIONS=814} [2021-04-29 04:55:41,538 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 337 predicate places. [2021-04-29 04:55:41,538 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:55:41,538 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 398 places, 814 transitions, 16849 flow [2021-04-29 04:55:41,538 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 398 places, 814 transitions, 16849 flow [2021-04-29 04:55:41,546 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 398 places, 814 transitions, 16849 flow [2021-04-29 04:55:45,897 INFO L129 PetriNetUnfolder]: 8566/16437 cut-off events. [2021-04-29 04:55:45,897 INFO L130 PetriNetUnfolder]: For 521434/528260 co-relation queries the response was YES. [2021-04-29 04:55:46,427 INFO L84 FinitePrefix]: Finished finitePrefix Result has 157914 conditions, 16437 events. 8566/16437 cut-off events. For 521434/528260 co-relation queries the response was YES. Maximal size of possible extension queue 1334. Compared 155024 event pairs, 1067 based on Foata normal form. 1417/17607 useless extension candidates. Maximal degree in co-relation 156618. Up to 10045 conditions per place. [2021-04-29 04:55:47,267 INFO L146 LiptonReduction]: Number of co-enabled transitions 31338 [2021-04-29 04:55:47,953 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:55:47,953 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:55:47,953 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 6415 [2021-04-29 04:55:47,954 INFO L480 AbstractCegarLoop]: Abstraction has has 398 places, 814 transitions, 16849 flow [2021-04-29 04:55:47,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 43.77777777777778) internal successors, (394), 9 states have internal predecessors, (394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:55:47,954 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:55:47,954 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:55:48,154 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-04-29 04:55:48,155 INFO L428 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:55:48,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:55:48,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1932190708, now seen corresponding path program 18 times [2021-04-29 04:55:48,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:55:48,157 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428309869] [2021-04-29 04:55:48,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:55:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:55:48,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-29 04:55:48,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,189 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,197 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:55:48,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428309869] [2021-04-29 04:55:48,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [905064139] [2021-04-29 04:55:48,198 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:55:48,230 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-04-29 04:55:48,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:55:48,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:55:48,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:55:48,232 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,233 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,233 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,234 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,236 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,237 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,237 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,238 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,239 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,239 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,240 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,240 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,241 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:55:48,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:55:48,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:55:48,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:55:48,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:55:48,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:55:48,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 04:55:48,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:55:48,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:55:48,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:55:48,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:55:48,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:55:48,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:55:48,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:55:48,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:55:48,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:55:48,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 04:55:48,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 04:55:48,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:55:48,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:55:48,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:55:48,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 04:55:48,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 04:55:48,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 04:55:48,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:55:48,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:55:48,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:55:48,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:55:48,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,343 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-04-29 04:55:48,343 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:55:48,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:55:48,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:55:48,365 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-04-29 04:55:48,366 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:55:48,367 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:55:48,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 04:55:48,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 04:55:48,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,381 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,382 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,384 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,384 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,385 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,385 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:55:48,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:55:48,388 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:55:48,388 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:55:48,388 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-04-29 04:55:48,388 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951517622] [2021-04-29 04:55:48,388 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 04:55:48,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:55:48,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 04:55:48,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-04-29 04:55:48,391 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:55:48,391 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 398 places, 814 transitions, 16849 flow. Second operand has 11 states, 11 states have (on average 43.45454545454545) internal successors, (478), 11 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:55:48,391 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:55:48,391 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:55:48,391 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:56:13,541 INFO L129 PetriNetUnfolder]: 30055/45409 cut-off events. [2021-04-29 04:56:13,541 INFO L130 PetriNetUnfolder]: For 1438473/1438761 co-relation queries the response was YES. [2021-04-29 04:56:15,416 INFO L84 FinitePrefix]: Finished finitePrefix Result has 505999 conditions, 45409 events. 30055/45409 cut-off events. For 1438473/1438761 co-relation queries the response was YES. Maximal size of possible extension queue 2391. Compared 341922 event pairs, 1331 based on Foata normal form. 530/45918 useless extension candidates. Maximal degree in co-relation 498688. Up to 24828 conditions per place. [2021-04-29 04:56:16,212 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 3138 selfloop transitions, 327 changer transitions 0/3473 dead transitions. [2021-04-29 04:56:16,215 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 421 places, 3473 transitions, 73176 flow [2021-04-29 04:56:16,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-04-29 04:56:16,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-04-29 04:56:16,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 1172 transitions. [2021-04-29 04:56:16,218 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43993993993993996 [2021-04-29 04:56:16,218 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 1172 transitions. [2021-04-29 04:56:16,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 1172 transitions. [2021-04-29 04:56:16,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:56:16,219 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 1172 transitions. [2021-04-29 04:56:16,224 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 48.833333333333336) internal successors, (1172), 24 states have internal predecessors, (1172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:56:16,230 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 111.0) internal successors, (2775), 25 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:56:16,230 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 111.0) internal successors, (2775), 25 states have internal predecessors, (2775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:56:16,231 INFO L185 Difference]: Start difference. First operand has 398 places, 814 transitions, 16849 flow. Second operand 24 states and 1172 transitions. [2021-04-29 04:56:16,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 421 places, 3473 transitions, 73176 flow [2021-04-29 04:56:50,620 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 416 places, 3473 transitions, 72708 flow, removed 60 selfloop flow, removed 5 redundant places. [2021-04-29 04:56:50,685 INFO L241 Difference]: Finished difference. Result has 422 places, 845 transitions, 17915 flow [2021-04-29 04:56:50,686 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=16355, PETRI_DIFFERENCE_MINUEND_PLACES=393, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=811, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=294, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=509, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=17915, PETRI_PLACES=422, PETRI_TRANSITIONS=845} [2021-04-29 04:56:50,686 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 361 predicate places. [2021-04-29 04:56:50,687 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:56:50,687 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 422 places, 845 transitions, 17915 flow [2021-04-29 04:56:50,687 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 422 places, 845 transitions, 17915 flow [2021-04-29 04:56:50,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 422 places, 845 transitions, 17915 flow [2021-04-29 04:56:55,998 INFO L129 PetriNetUnfolder]: 9870/18664 cut-off events. [2021-04-29 04:56:55,999 INFO L130 PetriNetUnfolder]: For 635056/643879 co-relation queries the response was YES. [2021-04-29 04:56:56,640 INFO L84 FinitePrefix]: Finished finitePrefix Result has 184580 conditions, 18664 events. 9870/18664 cut-off events. For 635056/643879 co-relation queries the response was YES. Maximal size of possible extension queue 1503. Compared 176202 event pairs, 1551 based on Foata normal form. 1457/19852 useless extension candidates. Maximal degree in co-relation 183086. Up to 11832 conditions per place. [2021-04-29 04:56:57,528 INFO L146 LiptonReduction]: Number of co-enabled transitions 33724 [2021-04-29 04:56:57,964 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:56:57,965 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:56:57,965 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 7278 [2021-04-29 04:56:57,965 INFO L480 AbstractCegarLoop]: Abstraction has has 422 places, 845 transitions, 17915 flow [2021-04-29 04:56:57,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 43.45454545454545) internal successors, (478), 11 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:56:57,966 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:56:57,966 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:56:58,166 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-04-29 04:56:58,166 INFO L428 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:56:58,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:56:58,167 INFO L82 PathProgramCache]: Analyzing trace with hash -596608563, now seen corresponding path program 19 times [2021-04-29 04:56:58,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:56:58,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204097253] [2021-04-29 04:56:58,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:56:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:56:58,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,193 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,193 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,201 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:56:58,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204097253] [2021-04-29 04:56:58,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200997541] [2021-04-29 04:56:58,211 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:56:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:56:58,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:56:58,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:56:58,241 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,242 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,242 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,244 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,245 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,245 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,246 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,247 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,248 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,251 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,251 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,253 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,254 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,254 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:56:58,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:56:58,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:56:58,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:56:58,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:56:58,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:56:58,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:56:58,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:56:58,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:56:58,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:56:58,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:56:58,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:56:58,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:56:58,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:56:58,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:56:58,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:56:58,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:56:58,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:56:58,315 INFO L142 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-04-29 04:56:58,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-04-29 04:56:58,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-04-29 04:56:58,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-04-29 04:56:58,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:56:58,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:56:58,338 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,341 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:56:58,342 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:56:58,342 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:56:58,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:56:58,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:56:58,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:56:58,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:56:58,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 04:56:58,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:56:58,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 04:56:58,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 04:56:58,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,389 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,390 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,391 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,392 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,392 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,394 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,395 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,396 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,396 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,397 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:56:58,397 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:56:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:56:58,398 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:56:58,398 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-04-29 04:56:58,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211875415] [2021-04-29 04:56:58,398 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-29 04:56:58,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:56:58,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-29 04:56:58,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-04-29 04:56:58,399 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:56:58,399 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 422 places, 845 transitions, 17915 flow. Second operand has 11 states, 11 states have (on average 43.45454545454545) internal successors, (478), 11 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:56:58,400 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:56:58,400 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:56:58,400 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:57:25,752 INFO L129 PetriNetUnfolder]: 33171/49992 cut-off events. [2021-04-29 04:57:25,752 INFO L130 PetriNetUnfolder]: For 1646402/1646690 co-relation queries the response was YES. [2021-04-29 04:57:27,401 INFO L84 FinitePrefix]: Finished finitePrefix Result has 569422 conditions, 49992 events. 33171/49992 cut-off events. For 1646402/1646690 co-relation queries the response was YES. Maximal size of possible extension queue 2532. Compared 377376 event pairs, 280 based on Foata normal form. 287/50241 useless extension candidates. Maximal degree in co-relation 561185. Up to 27362 conditions per place. [2021-04-29 04:57:27,718 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 3567 selfloop transitions, 333 changer transitions 168/4076 dead transitions. [2021-04-29 04:57:27,718 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 447 places, 4076 transitions, 87056 flow [2021-04-29 04:57:27,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-04-29 04:57:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-04-29 04:57:27,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 1255 transitions. [2021-04-29 04:57:27,720 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.43485793485793484 [2021-04-29 04:57:27,720 INFO L72 ComplementDD]: Start complementDD. Operand 26 states and 1255 transitions. [2021-04-29 04:57:27,720 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 1255 transitions. [2021-04-29 04:57:27,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:57:27,721 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 26 states and 1255 transitions. [2021-04-29 04:57:27,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 27 states, 26 states have (on average 48.26923076923077) internal successors, (1255), 26 states have internal predecessors, (1255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:57:27,726 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 27 states, 27 states have (on average 111.0) internal successors, (2997), 27 states have internal predecessors, (2997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:57:27,726 INFO L81 ComplementDD]: Finished complementDD. Result has 27 states, 27 states have (on average 111.0) internal successors, (2997), 27 states have internal predecessors, (2997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:57:27,726 INFO L185 Difference]: Start difference. First operand has 422 places, 845 transitions, 17915 flow. Second operand 26 states and 1255 transitions. [2021-04-29 04:57:27,727 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 447 places, 4076 transitions, 87056 flow [2021-04-29 04:58:11,531 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 440 places, 4076 transitions, 86507 flow, removed 102 selfloop flow, removed 7 redundant places. [2021-04-29 04:58:11,601 INFO L241 Difference]: Finished difference. Result has 448 places, 859 transitions, 18698 flow [2021-04-29 04:58:11,602 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=17269, PETRI_DIFFERENCE_MINUEND_PLACES=415, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=839, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=313, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=513, PETRI_DIFFERENCE_SUBTRAHEND_STATES=26, PETRI_FLOW=18698, PETRI_PLACES=448, PETRI_TRANSITIONS=859} [2021-04-29 04:58:11,602 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 387 predicate places. [2021-04-29 04:58:11,603 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 04:58:11,603 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 448 places, 859 transitions, 18698 flow [2021-04-29 04:58:11,603 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 448 places, 859 transitions, 18698 flow [2021-04-29 04:58:11,615 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 448 places, 859 transitions, 18698 flow [2021-04-29 04:58:18,681 INFO L129 PetriNetUnfolder]: 10656/20303 cut-off events. [2021-04-29 04:58:18,681 INFO L130 PetriNetUnfolder]: For 698871/710012 co-relation queries the response was YES. [2021-04-29 04:58:19,341 INFO L84 FinitePrefix]: Finished finitePrefix Result has 203819 conditions, 20303 events. 10656/20303 cut-off events. For 698871/710012 co-relation queries the response was YES. Maximal size of possible extension queue 1677. Compared 196088 event pairs, 1654 based on Foata normal form. 1702/21647 useless extension candidates. Maximal degree in co-relation 202153. Up to 12958 conditions per place. [2021-04-29 04:58:19,689 INFO L146 LiptonReduction]: Number of co-enabled transitions 36788 [2021-04-29 04:58:20,178 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 04:58:20,179 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 04:58:20,179 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8576 [2021-04-29 04:58:20,179 INFO L480 AbstractCegarLoop]: Abstraction has has 448 places, 859 transitions, 18698 flow [2021-04-29 04:58:20,180 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 43.45454545454545) internal successors, (478), 11 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:58:20,180 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 04:58:20,180 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 04:58:20,380 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:58:20,381 INFO L428 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 04:58:20,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 04:58:20,382 INFO L82 PathProgramCache]: Analyzing trace with hash 251508575, now seen corresponding path program 20 times [2021-04-29 04:58:20,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 04:58:20,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707521477] [2021-04-29 04:58:20,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 04:58:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 04:58:20,394 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,395 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,398 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:58:20,402 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,402 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:58:20,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,412 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:58:20,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,419 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,420 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 04:58:20,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707521477] [2021-04-29 04:58:20,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1347274815] [2021-04-29 04:58:20,420 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 04:58:20,448 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-29 04:58:20,448 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 04:58:20,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 04:58:20,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 04:58:20,449 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,450 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,457 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,458 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,459 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,460 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,460 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,462 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,463 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,463 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,464 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 04:58:20,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:58:20,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:58:20,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 04:58:20,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 04:58:20,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:58:20,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 04:58:20,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,485 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,485 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:58:20,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:58:20,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:58:20,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 04:58:20,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:58:20,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 04:58:20,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:58:20,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:58:20,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:58:20,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-04-29 04:58:20,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:58:20,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 04:58:20,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,524 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:58:20,525 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:58:20,526 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-04-29 04:58:20,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-04-29 04:58:20,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,530 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:58:20,530 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,531 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 04:58:20,546 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,550 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:58:20,551 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 04:58:20,552 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,553 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 04:58:20,554 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 04:58:20,555 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,556 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:58:20,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 04:58:20,572 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.5 percent of original size [2021-04-29 04:58:20,573 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-29 04:58:20,573 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 04:58:20,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-04-29 04:58:20,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-04-29 04:58:20,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,591 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 04:58:20,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 04:58:20,600 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 04:58:20,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 04:58:20,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-04-29 04:58:20,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729209932] [2021-04-29 04:58:20,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 04:58:20,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 04:58:20,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 04:58:20,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-04-29 04:58:20,602 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 04:58:20,602 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 448 places, 859 transitions, 18698 flow. Second operand has 10 states, 10 states have (on average 43.6) internal successors, (436), 10 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:58:20,602 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 04:58:20,602 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 04:58:20,603 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-04-29 04:58:54,896 INFO L129 PetriNetUnfolder]: 40163/61272 cut-off events. [2021-04-29 04:58:54,897 INFO L130 PetriNetUnfolder]: For 2039557/2039680 co-relation queries the response was YES. [2021-04-29 04:58:57,522 INFO L84 FinitePrefix]: Finished finitePrefix Result has 706277 conditions, 61272 events. 40163/61272 cut-off events. For 2039557/2039680 co-relation queries the response was YES. Maximal size of possible extension queue 3191. Compared 487241 event pairs, 1761 based on Foata normal form. 675/61915 useless extension candidates. Maximal degree in co-relation 702490. Up to 33482 conditions per place. [2021-04-29 04:58:57,929 INFO L132 encePairwiseOnDemand]: 106/111 looper letters, 2651 selfloop transitions, 367 changer transitions 0/3026 dead transitions. [2021-04-29 04:58:57,930 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 466 places, 3026 transitions, 65655 flow [2021-04-29 04:58:57,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-29 04:58:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-04-29 04:58:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 938 transitions. [2021-04-29 04:58:57,932 INFO L553 CegarLoopForPetriNet]: DFA transition density 0.4447605500237079 [2021-04-29 04:58:57,932 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 938 transitions. [2021-04-29 04:58:57,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 938 transitions. [2021-04-29 04:58:57,933 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-04-29 04:58:57,933 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 938 transitions. [2021-04-29 04:58:57,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 49.36842105263158) internal successors, (938), 19 states have internal predecessors, (938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:58:57,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 111.0) internal successors, (2220), 20 states have internal predecessors, (2220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:58:57,937 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 111.0) internal successors, (2220), 20 states have internal predecessors, (2220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 04:58:57,937 INFO L185 Difference]: Start difference. First operand has 448 places, 859 transitions, 18698 flow. Second operand 19 states and 938 transitions. [2021-04-29 04:58:57,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 466 places, 3026 transitions, 65655 flow [2021-04-29 05:00:09,860 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 456 places, 3026 transitions, 65134 flow, removed 51 selfloop flow, removed 10 redundant places. [2021-04-29 05:00:09,915 INFO L241 Difference]: Finished difference. Result has 464 places, 933 transitions, 20922 flow [2021-04-29 05:00:09,916 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=111, PETRI_DIFFERENCE_MINUEND_FLOW=18180, PETRI_DIFFERENCE_MINUEND_PLACES=438, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=856, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=293, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=563, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=20922, PETRI_PLACES=464, PETRI_TRANSITIONS=933} [2021-04-29 05:00:09,916 INFO L343 CegarLoopForPetriNet]: 61 programPoint places, 403 predicate places. [2021-04-29 05:00:09,916 INFO L171 etLargeBlockEncoding]: Petri net LBE is using conditional semantic-based independence relation. [2021-04-29 05:00:09,916 INFO L137 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 464 places, 933 transitions, 20922 flow [2021-04-29 05:00:09,917 INFO L133 LiptonReduction]: Starting Lipton reduction on Petri net that has 464 places, 933 transitions, 20922 flow [2021-04-29 05:00:09,931 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 464 places, 933 transitions, 20922 flow [2021-04-29 05:00:18,294 INFO L129 PetriNetUnfolder]: 13148/24843 cut-off events. [2021-04-29 05:00:18,294 INFO L130 PetriNetUnfolder]: For 892363/905588 co-relation queries the response was YES. [2021-04-29 05:00:19,209 INFO L84 FinitePrefix]: Finished finitePrefix Result has 256913 conditions, 24843 events. 13148/24843 cut-off events. For 892363/905588 co-relation queries the response was YES. Maximal size of possible extension queue 1993. Compared 243608 event pairs, 2174 based on Foata normal form. 2216/26701 useless extension candidates. Maximal degree in co-relation 256117. Up to 16017 conditions per place. [2021-04-29 05:00:20,191 INFO L146 LiptonReduction]: Number of co-enabled transitions 41752 [2021-04-29 05:00:20,894 INFO L158 LiptonReduction]: Checked pairs total: 0 [2021-04-29 05:00:20,894 INFO L160 LiptonReduction]: Total number of compositions: 0 [2021-04-29 05:00:20,894 INFO L199 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 10978 [2021-04-29 05:00:20,894 INFO L480 AbstractCegarLoop]: Abstraction has has 464 places, 933 transitions, 20922 flow [2021-04-29 05:00:20,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 43.6) internal successors, (436), 10 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 05:00:20,895 INFO L255 CegarLoopForPetriNet]: Found error trace [2021-04-29 05:00:20,895 INFO L263 CegarLoopForPetriNet]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-29 05:00:21,095 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-04-29 05:00:21,096 INFO L428 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-29 05:00:21,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-29 05:00:21,096 INFO L82 PathProgramCache]: Analyzing trace with hash 85410998, now seen corresponding path program 21 times [2021-04-29 05:00:21,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-29 05:00:21,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652080863] [2021-04-29 05:00:21,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-29 05:00:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-29 05:00:21,107 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 05:00:21,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 05:00:21,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-29 05:00:21,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652080863] [2021-04-29 05:00:21,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404009952] [2021-04-29 05:00:21,132 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-29 05:00:21,170 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-04-29 05:00:21,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-29 05:00:21,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-29 05:00:21,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-29 05:00:21,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,175 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,175 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,176 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,176 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,177 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,177 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,178 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,178 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,179 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,179 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,180 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,180 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,181 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,181 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,182 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,182 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,183 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,183 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,184 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,185 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,186 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,188 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,188 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-29 05:00:21,189 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 05:00:21,195 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 05:00:21,195 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,196 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-29 05:00:21,197 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-29 05:00:21,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 05:00:21,199 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,199 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-29 05:00:21,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,204 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 05:00:21,204 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 05:00:21,205 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,205 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 05:00:21,206 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-04-29 05:00:21,207 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,208 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 05:00:21,208 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 05:00:21,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,210 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 05:00:21,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-04-29 05:00:21,211 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 05:00:21,212 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,212 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-04-29 05:00:21,223 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,225 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 05:00:21,226 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 05:00:21,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,228 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 05:00:21,229 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 05:00:21,229 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 05:00:21,231 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,231 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-29 05:00:21,244 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,246 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 05:00:21,247 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 05:00:21,248 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-04-29 05:00:21,250 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-04-29 05:00:21,250 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 05:00:21,252 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,252 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 05:00:21,268 INFO L142 QuantifierPusher]: treesize reduction 1, result has 94.4 percent of original size [2021-04-29 05:00:21,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-29 05:00:21,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-04-29 05:00:21,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-04-29 05:00:21,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 05:00:21,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-04-29 05:00:21,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-04-29 05:00:21,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-04-29 05:00:21,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-29 05:00:21,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-04-29 05:00:21,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-04-29 05:00:21,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-29 05:00:21,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-29 05:00:21,322 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-29 05:00:21,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-29 05:00:21,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 9 [2021-04-29 05:00:21,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843845152] [2021-04-29 05:00:21,323 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-04-29 05:00:21,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-29 05:00:21,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-04-29 05:00:21,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-04-29 05:00:21,324 INFO L508 CegarLoopForPetriNet]: Number of universal loopers: 42 out of 111 [2021-04-29 05:00:21,325 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 464 places, 933 transitions, 20922 flow. Second operand has 10 states, 10 states have (on average 43.6) internal successors, (436), 10 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-29 05:00:21,325 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-04-29 05:00:21,325 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 42 of 111 [2021-04-29 05:00:21,325 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand Received shutdown request... [2021-04-29 05:01:00,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-04-29 05:01:00,265 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-04-29 05:01:00,266 WARN L545 AbstractCegarLoop]: Verification canceled [2021-04-29 05:01:00,271 WARN L224 ceAbstractionStarter]: Timeout [2021-04-29 05:01:00,272 INFO L202 PluginConnector]: Adding new model exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 05:01:00 BasicIcfg [2021-04-29 05:01:00,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-29 05:01:00,273 INFO L168 Benchmark]: Toolchain (without parser) took 741850.59 ms. Allocated memory was 302.0 MB in the beginning and 15.9 GB in the end (delta: 15.6 GB). Free memory was 270.8 MB in the beginning and 13.5 GB in the end (delta: -13.2 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.0 GB. [2021-04-29 05:01:00,273 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.78 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 05:01:00,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.27 ms. Allocated memory is still 302.0 MB. Free memory was 284.8 MB in the beginning and 283.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-04-29 05:01:00,273 INFO L168 Benchmark]: Boogie Preprocessor took 48.60 ms. Allocated memory is still 302.0 MB. Free memory was 283.4 MB in the beginning and 282.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-29 05:01:00,273 INFO L168 Benchmark]: RCFGBuilder took 506.04 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 275.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2021-04-29 05:01:00,273 INFO L168 Benchmark]: TraceAbstraction took 741187.76 ms. Allocated memory was 302.0 MB in the beginning and 15.9 GB in the end (delta: 15.6 GB). Free memory was 274.5 MB in the beginning and 13.5 GB in the end (delta: -13.2 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.0 GB. [2021-04-29 05:01:00,274 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.78 ms. Allocated memory is still 302.0 MB. Free memory is still 272.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 39.27 ms. Allocated memory is still 302.0 MB. Free memory was 284.8 MB in the beginning and 283.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 48.60 ms. Allocated memory is still 302.0 MB. Free memory was 283.4 MB in the beginning and 282.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 506.04 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 275.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 741187.76 ms. Allocated memory was 302.0 MB in the beginning and 15.9 GB in the end (delta: 15.6 GB). Free memory was 274.5 MB in the beginning and 13.5 GB in the end (delta: -13.2 GB). Peak memory consumption was 2.7 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1277.3ms, 60 PlacesBefore, 61 PlacesAfterwards, 51 TransitionsBefore, 52 TransitionsAfterwards, 1440 CoEnabledTransitionPairs, 5 FixpointIterations, 1 TrivialSequentialCompositions, 53 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 54 TotalNumberOfCompositions, 1765 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1765, positive: 1765, positive conditional: 1765, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1067, positive: 1067, positive conditional: 0, positive unconditional: 1067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1067, positive: 1067, positive conditional: 0, positive unconditional: 1067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1067, positive: 1067, positive conditional: 0, positive unconditional: 1067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1765, positive: 698, positive conditional: 698, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1067, unknown conditional: 1067, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 47.7ms, 56 PlacesBefore, 39 PlacesAfterwards, 45 TransitionsBefore, 45 TransitionsAfterwards, 576 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 173.8ms, 43 PlacesBefore, 43 PlacesAfterwards, 49 TransitionsBefore, 49 TransitionsAfterwards, 722 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 59.1ms, 49 PlacesBefore, 49 PlacesAfterwards, 50 TransitionsBefore, 50 TransitionsAfterwards, 552 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 54.9ms, 55 PlacesBefore, 55 PlacesAfterwards, 53 TransitionsBefore, 53 TransitionsAfterwards, 526 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 68.4ms, 60 PlacesBefore, 60 PlacesAfterwards, 52 TransitionsBefore, 52 TransitionsAfterwards, 508 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 62.8ms, 65 PlacesBefore, 65 PlacesAfterwards, 55 TransitionsBefore, 55 TransitionsAfterwards, 552 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 28.1ms, 68 PlacesBefore, 51 PlacesAfterwards, 39 TransitionsBefore, 39 TransitionsAfterwards, 362 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 31.5ms, 51 PlacesBefore, 51 PlacesAfterwards, 40 TransitionsBefore, 40 TransitionsAfterwards, 382 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 71.3ms, 55 PlacesBefore, 55 PlacesAfterwards, 50 TransitionsBefore, 50 TransitionsAfterwards, 490 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 57.1ms, 60 PlacesBefore, 60 PlacesAfterwards, 60 TransitionsBefore, 60 TransitionsAfterwards, 590 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 61.5ms, 65 PlacesBefore, 65 PlacesAfterwards, 69 TransitionsBefore, 69 TransitionsAfterwards, 694 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 75.9ms, 70 PlacesBefore, 70 PlacesAfterwards, 78 TransitionsBefore, 78 TransitionsAfterwards, 794 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 147.1ms, 84 PlacesBefore, 84 PlacesAfterwards, 95 TransitionsBefore, 95 TransitionsAfterwards, 1022 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 299.0ms, 100 PlacesBefore, 100 PlacesAfterwards, 112 TransitionsBefore, 112 TransitionsAfterwards, 1544 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 366.5ms, 114 PlacesBefore, 114 PlacesAfterwards, 141 TransitionsBefore, 141 TransitionsAfterwards, 2422 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 419.4ms, 122 PlacesBefore, 122 PlacesAfterwards, 147 TransitionsBefore, 147 TransitionsAfterwards, 2556 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 234.1ms, 131 PlacesBefore, 131 PlacesAfterwards, 144 TransitionsBefore, 144 TransitionsAfterwards, 2550 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 263.6ms, 145 PlacesBefore, 145 PlacesAfterwards, 148 TransitionsBefore, 148 TransitionsAfterwards, 2734 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 269.6ms, 145 PlacesBefore, 145 PlacesAfterwards, 154 TransitionsBefore, 154 TransitionsAfterwards, 2872 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 295.9ms, 154 PlacesBefore, 154 PlacesAfterwards, 158 TransitionsBefore, 158 TransitionsAfterwards, 2906 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 278.6ms, 158 PlacesBefore, 158 PlacesAfterwards, 155 TransitionsBefore, 155 TransitionsAfterwards, 2820 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 247.1ms, 161 PlacesBefore, 161 PlacesAfterwards, 161 TransitionsBefore, 161 TransitionsAfterwards, 3466 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 368.8ms, 173 PlacesBefore, 173 PlacesAfterwards, 188 TransitionsBefore, 188 TransitionsAfterwards, 5768 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 482.4ms, 182 PlacesBefore, 182 PlacesAfterwards, 193 TransitionsBefore, 193 TransitionsAfterwards, 6164 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 731.1ms, 199 PlacesBefore, 199 PlacesAfterwards, 232 TransitionsBefore, 232 TransitionsAfterwards, 10024 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1561.9ms, 214 PlacesBefore, 214 PlacesAfterwards, 236 TransitionsBefore, 236 TransitionsAfterwards, 10436 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1133.7ms, 221 PlacesBefore, 221 PlacesAfterwards, 248 TransitionsBefore, 248 TransitionsAfterwards, 11524 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1176.1ms, 224 PlacesBefore, 224 PlacesAfterwards, 256 TransitionsBefore, 256 TransitionsAfterwards, 12198 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1278.9ms, 230 PlacesBefore, 230 PlacesAfterwards, 255 TransitionsBefore, 255 TransitionsAfterwards, 12262 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1357.9ms, 235 PlacesBefore, 235 PlacesAfterwards, 284 TransitionsBefore, 284 TransitionsAfterwards, 12620 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1287.7ms, 244 PlacesBefore, 244 PlacesAfterwards, 322 TransitionsBefore, 322 TransitionsAfterwards, 13020 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1558.9ms, 251 PlacesBefore, 251 PlacesAfterwards, 351 TransitionsBefore, 351 TransitionsAfterwards, 13362 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1722.0ms, 258 PlacesBefore, 258 PlacesAfterwards, 393 TransitionsBefore, 393 TransitionsAfterwards, 13782 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1535.9ms, 266 PlacesBefore, 266 PlacesAfterwards, 437 TransitionsBefore, 437 TransitionsAfterwards, 13996 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1817.7ms, 276 PlacesBefore, 276 PlacesAfterwards, 477 TransitionsBefore, 477 TransitionsAfterwards, 14472 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1866.1ms, 286 PlacesBefore, 286 PlacesAfterwards, 501 TransitionsBefore, 501 TransitionsAfterwards, 14696 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1588.5ms, 292 PlacesBefore, 292 PlacesAfterwards, 525 TransitionsBefore, 525 TransitionsAfterwards, 14864 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1882.8ms, 299 PlacesBefore, 299 PlacesAfterwards, 566 TransitionsBefore, 566 TransitionsAfterwards, 15000 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1985.2ms, 306 PlacesBefore, 306 PlacesAfterwards, 590 TransitionsBefore, 590 TransitionsAfterwards, 15246 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 1740.3ms, 312 PlacesBefore, 312 PlacesAfterwards, 632 TransitionsBefore, 632 TransitionsAfterwards, 15652 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2142.1ms, 319 PlacesBefore, 319 PlacesAfterwards, 673 TransitionsBefore, 673 TransitionsAfterwards, 15794 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2043.5ms, 326 PlacesBefore, 326 PlacesAfterwards, 717 TransitionsBefore, 717 TransitionsAfterwards, 15946 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3914.2ms, 349 PlacesBefore, 349 PlacesAfterwards, 762 TransitionsBefore, 762 TransitionsAfterwards, 22454 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6143.7ms, 381 PlacesBefore, 381 PlacesAfterwards, 809 TransitionsBefore, 809 TransitionsAfterwards, 30442 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 4874.5ms, 389 PlacesBefore, 389 PlacesAfterwards, 803 TransitionsBefore, 803 TransitionsAfterwards, 30116 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 6414.9ms, 398 PlacesBefore, 398 PlacesAfterwards, 814 TransitionsBefore, 814 TransitionsAfterwards, 31338 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 7277.7ms, 422 PlacesBefore, 422 PlacesAfterwards, 845 TransitionsBefore, 845 TransitionsAfterwards, 33724 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8575.7ms, 448 PlacesBefore, 448 PlacesAfterwards, 859 TransitionsBefore, 859 TransitionsAfterwards, 36788 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10977.0ms, 464 PlacesBefore, 464 PlacesAfterwards, 933 TransitionsBefore, 933 TransitionsAfterwards, 41752 CoEnabledTransitionPairs, 1 FixpointIterations, 0 TrivialSequentialCompositions, 0 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 0 TotalNumberOfCompositions, 0 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1067, Positive cache size: 1067, Positive conditional cache size: 1067, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0 - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 84). Cancelled while CegarLoopForPetriNetWithRepeatedLiptonReduction was enhancing Floyd-Hoare automaton (10states, 42/111 universal loopers) in iteration 50,while PetriNetUnfolder was constructing finite prefix that currently has 665668 conditions, 56539 events (38571/56538 cut-off events. For 1955952/1956096 co-relation queries the response was YES. Maximal size of possible extension queue 3153. Compared 429916 event pairs, 2022 based on Foata normal form. 333/58150 useless extension candidates. Maximal degree in co-relation 664387. Up to 31459 conditions per place.). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 14.0ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 740984.8ms, OverallIterations: 50, TraceHistogramMax: 3, EmptinessCheckTime: 0.0ms, AutomataDifference: 639544.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1381.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 412 SDtfs, 2098 SDslu, 570 SDs, 0 SdLazy, 8758 SolverSat, 336 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7305.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1137 GetRequests, 586 SyntacticMatches, 93 SemanticMatches, 458 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1084 ImplicationChecksByTransitivity, 5562.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=20922occurred in iteration=49, InterpolantAutomatonStates: 466, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 247.0ms SsaConstructionTime, 768.5ms SatisfiabilityAnalysisTime, 7829.6ms InterpolantComputationTime, 1597 NumberOfCodeBlocks, 1597 NumberOfCodeBlocksAsserted, 138 NumberOfCheckSat, 1505 ConstructedInterpolants, 0 QuantifiedInterpolants, 13819 SizeOfPredicates, 50 NumberOfNonLiveVariables, 2679 ConjunctsInSsa, 346 ConjunctsInUnsatCore, 92 InterpolantComputations, 8 PerfectInterpolantSequences, 116/431 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown